BRERC Record Summary
Species Recorded
Taxon Scientific Name Common Name Records Latest
alder fly, lacewing or snake fly Megaloptera alderflies 4 2024
alder fly, lacewing or snake fly Micromus angulatus a brown lacewing 1 2009
alder fly, lacewing or snake fly Micromus paganus a brown lacewing 2 1990
alder fly, lacewing or snake fly Micromus variegatus a brown lacewing 29 2023
algae or stonewort Microspora a Microspora green algae (unidentified) 1 2010
ant, bee, wasp, sawfly or ichneumon (and others) Macrocentrus bicolor a braconid wasp 3 1997
ant, bee, wasp, sawfly or ichneumon (and others) Macrocentrus infirmus a braconid wasp 2 2003
ant, bee, wasp, sawfly or ichneumon (and others) Macrocentrus thoracicus a braconid wasp 2 2003
ant, bee, wasp, sawfly or ichneumon (and others) Macrophya a Macrophya species (unidentified) 1 2020
ant, bee, wasp, sawfly or ichneumon (and others) Macrophya albicincta s.l. a sawfly 1 2023
ant, bee, wasp, sawfly or ichneumon (and others) Macrophya alboannulata Elder Strider 1 1998
ant, bee, wasp, sawfly or ichneumon (and others) Macrophya annulata Cinquefoil Strider 18 2023
ant, bee, wasp, sawfly or ichneumon (and others) Macrophya duodecimpunctata 12-spot Strider 2 2001
ant, bee, wasp, sawfly or ichneumon (and others) Macrophya punctumalbum Privet Strider 4 2016
ant, bee, wasp, sawfly or ichneumon (and others) Macrophya ribis Drab Elder Strider 1 1999
ant, bee, wasp, sawfly or ichneumon (and others) Macrophya rufipes Dewberry Strider 3 2019
ant, bee, wasp, sawfly or ichneumon (and others) Macropis europaea Yellow Loosestrife Bee 3 2023
ant, bee, wasp, sawfly or ichneumon (and others) Megachile a Megachile species (unidentified) 17 2022
ant, bee, wasp, sawfly or ichneumon (and others) Megachile centuncularis Patchwork Leaf-cutter Bee 54 2025
ant, bee, wasp, sawfly or ichneumon (and others) Megachile ligniseca Wood-carving Leaf-cutter Bee 16 2023
ant, bee, wasp, sawfly or ichneumon (and others) Megachile maritima Coastal Leaf-cutter Bee 4 2013
ant, bee, wasp, sawfly or ichneumon (and others) Megachile versicolor Brown-footed Leafcutter Bee 5 2015
ant, bee, wasp, sawfly or ichneumon (and others) Megachile willughbiella Willughby's Leaf-cutter Bee 37 2023
ant, bee, wasp, sawfly or ichneumon (and others) Megachile willughbiella subsp. willughbiella sensu stricto an insect - hymenopteran 3 1975
ant, bee, wasp, sawfly or ichneumon (and others) Melanips opacus a small parasitic wasp 2 1997
ant, bee, wasp, sawfly or ichneumon (and others) Melecta albifrons Common Mourning Bee 7 2021
ant, bee, wasp, sawfly or ichneumon (and others) Melitta haemorrhoidalis Bellflower Blunthorn Bee 1 2003
ant, bee, wasp, sawfly or ichneumon (and others) Melitta leporina Clover Blunthorn Bee 2 2020
ant, bee, wasp, sawfly or ichneumon (and others) Mellinus arvensis Field Digger Wasp 13 2012
ant, bee, wasp, sawfly or ichneumon (and others) Mesochorus fuscicornis an insect - hymenopteran 1 1994
ant, bee, wasp, sawfly or ichneumon (and others) Mesochorus giberius an insect - hymenopteran 2 1994
ant, bee, wasp, sawfly or ichneumon (and others) Mesochorus vittator an insect - hymenopteran 2 1998
ant, bee, wasp, sawfly or ichneumon (and others) Mesoleptus laevigatus an insect - hymenopteran 2 2003
ant, bee, wasp, sawfly or ichneumon (and others) Mesoneura opaca Opaque Oak Nematine 1 2021
ant, bee, wasp, sawfly or ichneumon (and others) Mesopolobus a Mesopolobus species (unidentified) 1 2022
ant, bee, wasp, sawfly or ichneumon (and others) Mesopolobus amaenus a chalcid wasp 2 1997
ant, bee, wasp, sawfly or ichneumon (and others) Mesopolobus dubius a chalcid wasp 2 1998
ant, bee, wasp, sawfly or ichneumon (and others) Mesopolobus fuscipes a chalcid wasp 4 2003
ant, bee, wasp, sawfly or ichneumon (and others) Mesopolobus sericeus a chalcid wasp 43 2002
ant, bee, wasp, sawfly or ichneumon (and others) Mesopolobus teliformis a chalcid wasp 1 2009
ant, bee, wasp, sawfly or ichneumon (and others) Mesopolobus tibialis a chalcid wasp 14 2003
ant, bee, wasp, sawfly or ichneumon (and others) Metallus a Metallus species (unidentified) 1 2014
ant, bee, wasp, sawfly or ichneumon (and others) Metallus lanceolatus Avens Mining Sawfly 2 2020
ant, bee, wasp, sawfly or ichneumon (and others) Meteorus a Meteorus species (unidentified) 1 2016
ant, bee, wasp, sawfly or ichneumon (and others) Meteorus cinctellus a braconid wasp 1 2009
ant, bee, wasp, sawfly or ichneumon (and others) Meteorus ictericus a braconid wasp 7 2003
ant, bee, wasp, sawfly or ichneumon (and others) Meteorus pendulus a braconid wasp 2 2009
ant, bee, wasp, sawfly or ichneumon (and others) Meteorus rubens a braconid wasp 2 2003
ant, bee, wasp, sawfly or ichneumon (and others) Microgaster subcompleta a braconid wasp 1 2009
ant, bee, wasp, sawfly or ichneumon (and others) Mimesa equestris a solitary wasp 1 2013
ant, bee, wasp, sawfly or ichneumon (and others) Mimumesa dahlbomi a solitary wasp 3 2000
ant, bee, wasp, sawfly or ichneumon (and others) Miscogaster rufipes a chalcid wasp 1 2002
ant, bee, wasp, sawfly or ichneumon (and others) Monodontomerus aereus a chalcid wasp 1 2003
ant, bee, wasp, sawfly or ichneumon (and others) Monodontomerus obscurus a chalcid wasp 1 2015
ant, bee, wasp, sawfly or ichneumon (and others) Monosapyga clavicornis a solitary wasp 2 2023
ant, bee, wasp, sawfly or ichneumon (and others) Monostegia abdominalis Loosestrife Sawfly 1 2021
ant, bee, wasp, sawfly or ichneumon (and others) Myrmecina graminicola Grass Ant 4 2007
ant, bee, wasp, sawfly or ichneumon (and others) Myrmica a Myrmica ant (unidentified) 17 2023
ant, bee, wasp, sawfly or ichneumon (and others) Myrmica lobicornis a Myrmica ant 1 1995
ant, bee, wasp, sawfly or ichneumon (and others) Myrmica rubra Red Ant 52 2024
ant, bee, wasp, sawfly or ichneumon (and others) Myrmica ruginodis a Myrmica ant 49 2024
ant, bee, wasp, sawfly or ichneumon (and others) Myrmica sabuleti a Myrmica ant 10 2010
ant, bee, wasp, sawfly or ichneumon (and others) Myrmica scabrinodis a Myrmica ant 38 2009
ant, bee, wasp, sawfly or ichneumon (and others) Myrmicinae a Myrmicinae species (unidentified) 1 2023
ant, bee, wasp, sawfly or ichneumon (and others) Myrmosa atra Black Headed Velvet Ant 8 2013
beetle Magdalis armigera a weevil 4 2022
beetle Magdalis cerasi a weevil 4 2022
beetle Malachius bipustulatus Malachite Beetle 145 2024
beetle Malthinus a Malthinus species (unidentified) 1 2014
beetle Malthinus balteatus a soldier beetle 18 2023
beetle Malthinus flaveolus a soldier beetle 27 2023
beetle Malthinus seriepunctatus a soldier beetle 26 2023
beetle Malthodes a Malthodes species (unidentified) 2 2023
beetle Malthodes crassicornis a soldier beetle 1 2016
beetle Malthodes fibulatus a soldier beetle 1 1991
beetle Malthodes fuscus a soldier beetle 2 1999
beetle Malthodes guttifer a soldier beetle 1 2000
beetle Malthodes marginatus a soldier beetle 19 2022
beetle Malthodes minimus a soldier beetle 19 2019
beetle Malvapion malvae a seed weevil 5 2022
beetle Mantura matthewsii a leaf beetle 1 2018
beetle Margarinotus brunneus a carrion beetle 5 2015
beetle Margarinotus marginatus a carrion beetle 1 2020
beetle Margarinotus merdarius a carrion beetle 9 2020
beetle Margarinotus striola a carrion beetle 2 2021
beetle Margarinotus ventralis a carrion beetle 4 2023
beetle Mecinus circulatus a weevil 1 2018
beetle Mecinus collaris a weevil 12 2021
beetle Mecinus labilis a weevil 7 2019
beetle Mecinus pascuorum a weevil 57 2023
beetle Mecinus pyraster a weevil 37 2023
beetle Medon brunneus a rove beetle 3 2021
beetle Megalinus glabratus a rove beetle 2 2007
beetle Megarthrus denticollis a rove beetle 1 1997
beetle Megarthrus depressus a rove beetle 8 2023
beetle Megasternum concinnum/immaculatum agg. a scavenger water beetle 73 2022
beetle Melandrya caraboides a false darkling beetle 1 1994
beetle Melanophthalma distinguenda a mould beetle 1 1995
beetle Melanophthalma suturalis a Beetle 2 1962
beetle Melanotus (beetle) a melanotus beetle (unidentified) 14 2023
beetle Melanotus castanipes a Beetle 15 2021
beetle Melanotus villosus a click beetle 38 2023
beetle Melasis buprestoides a false click beetle 2 2002
beetle Meligethes a pollen beetle or sap beetle (unidentified) 4 2017
beetle Meligethes aeneus Common Pollen Beetle 33 2023
beetle Meligethes carinulatus a pollen or sap beetle 3 2003
beetle Meligethes flavimanus a pollen or sap beetle 3 2017
beetle Meligethes nigrescens a pollen or sap beetle 2 2002
beetle Meligethes obscurus a pollen or sap beetle 3 2003
beetle Meligethes ruficornis a pollen or sap beetle 2 2001
beetle Meligethes solidus a pollen or sap beetle 2 2003
beetle Melinopterus consputus a dung beetle or chafer 1 2025
beetle Melinopterus prodromus a dung beetle or chafer 47 2023
beetle Melinopterus sphacelatus a dung beetle or chafer 10 2019
beetle Meloe Oil Beetle 3 2023
beetle Meloe proscarabaeus Black Oil-beetle 13 2024
beetle Meloe rugosus Rugged Oil-beetle 7 2019
beetle Meloe violaceus Violet Oil-beetle 32 2023
beetle Melolontha a Cockchafer (unidentified) 10 2010
beetle Melolontha melolontha Common Cockchafer 374 2025
beetle Metoecus paradoxus a wasp-nest beetle 2 2016
beetle Metopsia clypeata a rove beetle 3 2018
beetle Miarus campanulae a weevil 2 1999
beetle Micralymma marinum a rove beetle 1 2015
beetle Micrambe ulicis a silken fungus beetle 2 1962
beetle Microcara testacea a marsh beetle 15 2019
beetle Microlestes maurus a ground beetle 2 2015
beetle Micropeplus fulvus a rove beetle 3 2015
beetle Micropeplus porcatus a rove beetle 2 2003
beetle Micropeplus staphylinoides a rove beetle 65 2023
beetle Microplontus campestris a weevil 7 2023
beetle Microrhagus pygmaeus a false click beetle 11 2022
beetle Mogulones asperifoliarum a weevil 3 2016
beetle Mononychus punctumalbum Iris Weevil 4 2021
beetle Monotoma picipes a narrow bark beetle 3 2020
beetle Mordellistena acuticollis a tumbling flower beetle 1 2013
beetle Mordellistena neuwaldeggiana a tumbling flower beetle 6 2023
beetle Mordellistena pumila a tumbling flower beetle 4 2009
beetle Mordellochroa abdominalis a tumbling flower beetle 13 2023
beetle Mycetophagus atomarius a hairy fungus beetle 9 2021
beetle Mycetophagus quadripustulatus a hairy fungus beetle 10 2019
beetle Mycetoporus lepidus a rove beetle 2 2020
beetle Mycetoporus longulus a rove beetle 1 2020
beetle Mycetoporus rufescens a rove beetle 1 2020
beetle Myllaena minuta a rove beetle 1 1999
beetle Myrrha a Myrrha species (unidentified) 1 2014
beetle Myrrha octodecimguttata 18-spot Ladybird 2 2023
bird Mareca americana American Wigeon 14 2018
bird Mareca penelope Wigeon 12395 2025
bird Mareca sibilatrix Chiloe wigeon 22 2013
bird Mareca strepera Gadwall 9122 2025
bird Melanitta fusca Velvet Scoter 29 2017
bird Melanitta nigra Common Scoter 1085 2022
bird Melopsittacus undulatus Budgerigar 7 2007
bird Mergellus albellus Smew 423 2022
bird Mergus merganser Goosander 4736 2023
bird Mergus serrator Red-breasted Merganser 870 2022
bird Merops apiaster Bee-eater 12 2022
bird Milvus migrans Black Kite 2 2019
bird Milvus milvus Red Kite 4246 2025
bird Morus bassanus Gannet 433 2022
bird Motacilla a wagtail (unidentified) 154 2023
bird Motacilla alba Pied Wagtail 26724 2025
bird Motacilla alba alba White Wagtail 1891 2022
bird Motacilla alba yarrellii Pied Wagtail 6 2023
bird Motacilla cinerea Grey Wagtail 14999 2025
bird Motacilla citreola Citrine Wagtail 69 2021
bird Motacilla flava Yellow Wagtail 7434 2025
bird Motacilla flava flava Blue-headed Wagtail 146 2021
bird Motacilla flava flavissima Yellow Wagtail 39 2007
bird Motacilla flava subsp. flava x flavissima Channel Wagtail 14 2019
bird Motacilla flava thunbergi Grey-headed Wagtail 1 2009
bird Motacillidae Wagtails, pipits 2 2020
bird Muscicapa striata Spotted Flycatcher 4353 2025
bird Myiopsitta monachus Monk Parrakeet 1 2015
booklouse or barklouse Mesopsocus a Mesopsocus species (unidentified) 1 2023
booklouse or barklouse Mesopsocus immunis a booklouse or barklouse 4 2018
bug Macrolophus pygmaeus a plantbug or grassbug 1 2024
bug Macrolophus rubi a plantbug or grassbug 1 2016
bug Macroplax preyssleri a ground bug 9 2019
bug Macropsis cerea a leafhopper 2 2018
bug Macropsis fuscula a leafhopper 2 2003
bug Macropsis scotti a leafhopper 2 2009
bug Macropsis scutellata sensu lato Nettle Masked-hopper 3 2020
bug Macrosiphoniella (Macrosiphoniella) absinthii Macrosiphoniella (Macrosiphoniella) absinthii 1 2019
bug Macrosiphum a Macrosiphum aphid (unidentified) 1 2014
bug Macrosiphum (Macrosiphum) cholodkovskyi Meadowsweet Aphid 1 2017
bug Macrosiphum (Macrosiphum) euphorbiae Potato Aphid 23 2023
bug Macrosiphum (Macrosiphum) rosae Rose Aphid 5 2025
bug Macrosteles horvathi a leafhopper 1 2022
bug Macrosteles ossiannilssoni a leafhopper 1 2022
bug Macrosteles sexnotatus a leafhopper 2 2008
bug Macrosteles viridigriseus a leafhopper 4 2010
bug Macrotylus (Alloeonycha) paykulli a plantbug or grassbug 2 2023
bug Macrotylus (Alloeonycha) solitarius a plantbug or grassbug 1 2023
bug Macustus grisescens a leafhopper 2 2022
bug Malacocoris chlorizans Delicate Apple Capsid 3 2020
bug Mecomma (Mecomma) ambulans a plantbug or grassbug 4 2024
bug Megacoelum beckeri a plantbug or grassbug 2 1999
bug Megacoelum infusum a plantbug or grassbug 9 2025
bug Megaloceroea recticornis a plantbug or grassbug 5 2022
bug Megalonotus chiragra a ground bug 18 2023
bug Megalonotus sabulicola a ground bug 1 2019
bug Megamelodes quadrimaculatus sensu lato a planthopper 5 2019
bug Megophthalmus scabripennis a leafhopper 8 2020
bug Megophthalmus scanicus a leafhopper 2 1997
bug Megoura viciae Vetch Aphid 2 1974
bug Mesovelia furcata Pondweed Bug 5 2002
bug Metatropis rufescens a stiltbug 34 2024
bug Metidiocerus elegans a leafhopper 1 2021
bug Metolophium festucae Fescue Aphid 8 2008
bug Metopolophium a Metopolophium species (unidentified) 1 1974
bug Metopolophium (Metopolophium) dirhodum Rose-Grain Aphid 30 2010
bug Metopolophium (Metopolophium) festucae an aphid 17 1975
bug Metopolophium (Metopolophium) frisicum an aphid 1 1975
bug Microlophium carnosum Nettle Aphid 4 2015
bug Micronecta a Micronecta waterboatman (unidentified) 3 2004
bug Micronecta (Dichaetonecta) scholtzi a waterboatman 5 2002
bug Microvelia (Microvelia) reticulata a water-cricket 48 2011
bug Miridae a Miridae species (unidentified) 11 2020
bug Miridius quadrivirgatus a plantbug or grassbug 14 2023
bug Miris striatus Fine Streaked Bugkin 23 2023
bug Mocydia crocea a leafhopper 7 2022
bug Mocydiopsis attenuata a leafhopper 1 2019
bug Mocydiopsis parvicauda a leafhopper 1 2009
bug Monalocoris (Monalocoris) filicis Bracken Bug 7 2025
bug Muellerianella brevipennis a planthopper 1 2019
bug Muellerianella fairmairei a planthopper 6 2019
bug Muirodelphax aubei a planthopper 1 2019
bug Myrmecoris gracilis a plantbug or grassbug 1 2009
bug Myrmus miriformis a bug 29 2022
bug Myzocallis (Myzocallis) coryli Hazel Aphid 1 2015
bug Myzus (Myzus) cerasi Cherry Aphid 1 2009
bug Myzus (Myzus) ornatus Violet Aphid 21 1975
bug Myzus (Nectarosiphon) ascalonicus Shallot Aphid 20 1985
bug Myzus (Nectarosiphon) certus Violet-Dianthus Aphid 2 1975
bug Myzus (Nectarosiphon) persicae Peach-Potato Aphid 28 2018
caddis fly Melampophylax mucoreus a caddisfly 1 2018
caddis fly Micropterna lateralis a caddisfly 5 2023
caddis fly Micropterna sequax a caddisfly 12 2019
caddis fly Mystacides azurea a caddisfly 14 2023
caddis fly Mystacides longicornis a caddisfly 46 2025
caddis fly Mystacides nigra a caddisfly 1 2016
crustacean Macrocyclops albidus a crustacean 6 1991
crustacean Maera grossimana a crustacean 1 2025
crustacean Megacyclops viridis a crustacean 1 1963
crustacean Melita palmata a crustacean 3 1939
crustacean Mesopodopsis slabberi a crustacean 1 1921
crustacean Monocorophium acherusicum a crustacean 1 1937
crustacean Monocorophium insidiosum a sand louse 1 1937
fish Macroramphosus scolopax Snipe Fish 1 1902
fish Maurolicus muelleri Mueller's Pearlside 1 1861
fish Melanogrammus aeglefinus Haddock 4 2002
fish Merlangius merlangus Whiting 13 2016
fish Merluccius merluccius European Hake 6 1999
fish Micromesistius poutassou Blue whiting 1 1999
fish Mola mola Sun-fish 2 1900
fish Molva molva Ling (fish) 5 2011
fish Mullus surmuletus Red Mullet 4 2018
fish Mustelus asterias Starry Smooth Hound 4 2015
fish Mustelus mustelus Smooth Hound 3 2015
fish Myoxocephalus scorpius Short-spined Sea Scorpion 3 1939
fungus Macrocystidia cucumis Cucumber Cap 24 2014
fungus Macrocystidia cucumis var. latifolia a fungus 1 1984
fungus Macrolepiota excoriata an agaric 3 2008
fungus Macrolepiota konradii an agaric 5 1996
fungus Macrolepiota mastoidea Slender Parasol 80 2021
fungus Macrolepiota procera Parasol Mushroom 31 2019
fungus Macrolepiota procera var. procera Parasol 17 2014
fungus Macrotyphula a Macrotyphula species (unidentified) 1 1996
fungus Macrotyphula fistulosa a chantarelle 9 2022
fungus Macrotyphula fistulosa var. fistulosa Pipe Club 1 2018
fungus Macrotyphula juncea Slender Club 14 2021
fungus Mallocybe dulcamara Bittersweet Fibrecap 3 2008
fungus Marasmiellus candidus a basidiomycete fungus 9 2008
fungus Marasmiellus foetidus Foetid Parachute 11 2002
fungus Marasmiellus ramealis Twig Parachute 66 2022
fungus Marasmiellus tricolor a basidiomycete fungus 1 2000
fungus Marasmiellus vaillantii Goblet Parachute 17 2014
fungus Marasmius bulliardii a basidiomycete fungus 8 2014
fungus Marasmius cohaerens Bristled Parachute 23 2021
fungus Marasmius curreyi Grass Parachute 5 2014
fungus Marasmius epiphylloides Ivy Parachute 10 2020
fungus Marasmius epiphyllus Leaf Parachute 42 2021
fungus Marasmius graminum a basidiomycete fungus 1 1997
fungus Marasmius hudsonii Holly Parachute 1 2023
fungus Marasmius oreades Fairy Ring Champignon 153 2023
fungus Marasmius rotula Collared Parachute 199 2023
fungus Marasmius saccharinus Beech Parachute 1 2000
fungus Marasmius torquescens a basidiomycete fungus 40 2009
fungus Marasmius wynneae Pearly Parachute 61 2021
fungus Marchandiomyces corallinus a fungus 2 2020
fungus Massaria inquinans a fungus 5 2010
fungus Megacollybia platyphylla Whitelaced Shank 71 2021
fungus Megalocystidium luridum a basidiomycete fungus 1 2013
fungus Melampsora a Melampsora species (unidentified) 1 2023
fungus Melampsora caprearum a fungus 13 2011
fungus Melampsora epitea a fungus 14 2023
fungus Melampsora euphorbiae Spurge Rust 3 2020
fungus Melampsora hypericorum Tutsan Rust 12 2023
fungus Melampsora populnea Dog's Mercury Rust 13 2023
fungus Melampsorella symphyti Comfrey Rust 1 2019
fungus Melampsoridium betulinum Birch Rust 7 2008
fungus Melanogaster broomeanus Bath Truffle 1 1959
fungus Melanoleuca a Melanoleuca species (unidentified) 1 1996
fungus Melanoleuca arcuata a basidiomycete fungus 4 2006
fungus Melanoleuca bataillei Dune Cavalier 1 1994
fungus Melanoleuca brevipes Stunted Cavalier 12 2010
fungus Melanoleuca cognata a fungus 2 2014
fungus Melanoleuca cognata var. cognata Spring Cavalier 10 2009
fungus Melanoleuca exscissa var. exscissa Smoky Cavalier 3 2007
fungus Melanoleuca exscissa var. iris a fungus 2 2011
fungus Melanoleuca friesii a basidiomycete fungus 5 2014
fungus Melanoleuca grammopodia Grooved Cavalier 23 2014
fungus Melanoleuca melaleuca Bald Knight 15 2014
fungus Melanoleuca polioleuca Common Cavalier 146 2022
fungus Melanoleuca strictipes a basidiomycete fungus 5 1998
fungus Melanoleuca stridula a fungus 1 1996
fungus Melanophyllum eyrei Greenspored Dapperling 6 2008
fungus Melanophyllum haematospermum Redspored Dapperling 3 2014
fungus Melanopsamma pomiformis an ascomycete fungus 1 1999
fungus Melanustilospora ari a fungus 1 2018
fungus Melastiza cornubiensis Orange Cup 5 2009
fungus Mensularia radiata Alder Bracket 21 2021
fungus Meottomyces dissimulans Winter Brownie 12 2014
fungus Meripilus giganteus Giant Polypore 24 2022
fungus Merismodes fasciculata Crowded Cuplet 1 2020
fungus Metarhizium marquandii Lavender Waxcap Mould 2 2022
fungus Microbotryum violaceum s. lat. a fungus 8 2014
fungus Microcalicium a Microcalicium species (unidentified) 1 2013
fungus Microcalicium ahlneri a fungus 1 1988
fungus Microglossum olivaceum agg. Earth-tongue 14 2019
fungus Microglossum viride Green Earthtongue 1 2006
fungus Microthyrium ciliatum a fungus 1 2023
fungus Microthyrium ciliatum var. ciliatum a fungus 1 1996
fungus Milesina kriegeriana a rust 2 2008
fungus Milesina scolopendrii Hart's Tongue Fern Rust 8 2012
fungus Mitrula paludosa Bog Beacon 1 2021
fungus Mollisia a Mollisia ascomycete fungus (unidentified) 7 2000
fungus Mollisia cinerea Common Grey Disco 25 2020
fungus Mollisia cinerella an ascomycete fungus 3 1999
fungus Mollisia clavata an ascomycete fungus 2 2010
fungus Mollisia coerulans an ascomycete fungus 2 2010
fungus Mollisia fusca an ascomycete fungus 3 2010
fungus Mollisia ligni an ascomycete fungus 4 2012
fungus Mollisia melaleuca an ascomycete fungus 2 2001
fungus Mollisia minutissima an ascomycete fungus 1 1997
fungus Mollisia revincta an ascomycete fungus 10 2010
fungus Mollisia ventosa an ascomycete fungus 2 2005
fungus Monilinia fructigena an ascomycete fungus 1 2020
fungus Morchella elata Black Morel 6 2020
fungus Morchella esculenta Morel 20 2023
fungus Morchella semilibera Semifree Morel 4 2019
fungus Morchella vulgaris a fungus 3 2006
fungus Mucidula mucida Porcelain Fungus 51 2018
fungus Muellerella lichenicola a lichen 1 1991
fungus Mutinus caninus Dog Stinkhorn 56 2022
fungus Mycena a Mycena basidiomycete fungus(unidentified) 3 2001
fungus Mycena abramsii a basidiomycete fungus 16 2022
fungus Mycena acicula Orange Bonnet 43 2022
fungus Mycena aetites Drab Bonnet 65 2014
fungus Mycena alcalina a basidiomycete fungus 15 2006
fungus Mycena amicta Coldfoot Bonnet 18 2014
fungus Mycena ammoniaca a basidiomycete fungus 1 2005
fungus Mycena arcangeliana Angel's Bonnet 53 2022
fungus Mycena atromarginata a basidiomycete fungus 1 2000
fungus Mycena bulbosa Rush Bonnet 1 2005
fungus Mycena capillaripes Pinkedge Bonnet 8 2014
fungus Mycena capillaris Beechleaf Bonnet 13 2020
fungus Mycena cinerella Mealy Bonnet 4 2010
fungus Mycena citrinomarginata Yellowedge Bonnet 4 2010
fungus Mycena clavularis a basidiomycete fungus 10 2014
fungus Mycena corynephora a basidiomycete fungus 12 2022
fungus Mycena crocata Saffrondrop Bonnet 1 1970
fungus Mycena epipterygia Yellowleg Bonnet 23 2021
fungus Mycena erubescens a basidiomycete fungus 3 2010
fungus Mycena filopes Iodine Bonnet 230 2023
fungus Mycena flavescens Yellowing Bonnet 20 2012
fungus Mycena galericulata Bonnet Mycena 317 2024
fungus Mycena galopus Milking Bonnet 33 2021
fungus Mycena galopus var. candida White Milking Bonnet 12 2012
fungus Mycena galopus var. galopus Milking Bonnet 133 2022
fungus Mycena galopus var. nigra Black Milking Bonnet 3 1996
fungus Mycena haematopus Burgundydrop Bonnet 94 2022
fungus Mycena inclinata Clustered Bonnet 98 2023
fungus Mycena latifolia Sideshoot Bonnet 1 2010
fungus Mycena leptocephala Nitrous Bonnet 171 2020
fungus Mycena lineata a basidiomycete fungus 1 2001
fungus Mycena luteoalba a fungus 35 2009
fungus Mycena maculata Stained Bonnet 1 2005
fungus Mycena megaspora Rooting Bonnet 2 2013
fungus Mycena metata a basidiomycete fungus 45 2020
fungus Mycena mirata Beige Bonnet 2 2020
fungus Mycena olida Rancid Bonnet 49 2022
fungus Mycena olivaceomarginata Brownedge Bonnet 73 2015
fungus Mycena pearsoniana a basidiomycete fungus 2 2020
fungus Mycena pelianthina Blackedge Bonnet 70 2022
fungus Mycena polyadelpha White Oakleaf Bonnet 4 2020
fungus Mycena polygramma Grooved Bonnet 108 2023
fungus Mycena pseudocorticola Steely Bonnet 21 2022
fungus Mycena pterigena Ferny Bonnet 2 2008
fungus Mycena pura Lilac Bonnet 321 2024
fungus Mycena purpureofusca Purple Edge Bonnet 2 2013
fungus Mycena rosea Rosy Bonnet 47 2021
fungus Mycena rosella Pink Bonnet 13 2014
fungus Mycena sanguinolenta Bleeding Bonnet 24 2022
fungus Mycena seynii a basidiomycete fungus 1 2007
fungus Mycena silvae-nigrae Pine Bonnet 1 1993
fungus Mycena stipata Clustered Pine Bonnet 13 2010
fungus Mycena stylobates Bulbous Bonnet 19 2020
fungus Mycena tenerrima Frosty Bonnet 73 2022
fungus Mycena tintinnabulum a basidiomycete fungus 2 1998
fungus Mycena vitilis Snapping Bonnet 187 2022
fungus Mycena vulgaris Vulgar Bonnet 2 2000
fungus Mycenella bryophila a basidiomycete fungus 3 2005
fungus Mycenella lasiosperma a basidiomycete fungus 2 1996
fungus Mycetinis alliaceus Garlic Parachute 1 1999
fungus Mycetinis scorodonius Vampires Bane 1 1995
fungus Mycoacia aurea a basidiomycete fungus 8 2005
fungus Mycoacia fuscoatra a basidiomycete fungus 1 2022
fungus Mycoacia uda a basidiomycete fungus 22 2012
fungus Mycopan scabripes a basidiomycete fungus 2 2002
fungus Mycosphaerella isariphora a fungus 1 2011
fungus Mycosphaerella latebrosa a fungus 3 2011
fungus Mycosphaerella plantaginis a fungus 1 2011
fungus Mycosphaerella punctiformis a fungus 81 2013
fungus Myochromella boudieri a basidiomycete fungus 4 2004
fungus Myriangium duriaei a fungus 1 2010
fungus Myxomphalia maura a basidiomycete fungus 1 2006
grasshopper, cricket or true cricket Meconema meridionale Southern Oak Bush Cricket 3 2020
grasshopper, cricket or true cricket Meconema thalassinum Oak Bush Cricket 161 2024
grasshopper, cricket or true cricket Myrmeleotettix maculatus Mottled Grasshopper 73 2024
harvestman Megabunus diadema a harvestman 4 2024
harvestman Mitopus morio a harvestman 13 2017
harvestman Mitostoma chrysomelas a harvestman 3 2019
leech, flatworm or ribbon worm Marionfyfea adventor a flatworm 1 2025
leech, flatworm or ribbon worm Microplana terrestris a flatworm 1 2015
lichen Melanelixia fuliginosa a lichen 4 2004
lichen Melanelixia glabratula a lichen 29 2020
lichen Melanelixia subaurifera a lichen 35 2020
lichen Melanohalea exasperata a lichen 3 2007
lichen Melanohalea laciniatula a lichen 1 2005
lichen Melanomma pulvis-pyrius a lichen 5 2001
lichen Micarea denigrata a lichen 2 2016
lichen Micarea prasina s. lat. a lichen 1 1988
lichen Myriolecis agardhiana a lichen 1 2010
lichen Myriolecis albescens a lichen 44 2020
lichen Myriolecis antiqua a lichen 2 2014
lichen Myriolecis crenulata a lichen 16 2020
lichen Myriolecis dispersa a lichen 50 2020
lichen Myriolecis fugiens a lichen 2 1985
lichen Myriolecis hagenii a lichen 4 2014
lichen Myriolecis persimilis a lichen 5 2014
lichen Myriolecis pruinosa a lichen 2 2005
lichen Myriolecis semipallida a lichen 1 2020
lichen Myriolecis straminea a lichen 1 1985
lichen Myriospora rufescens a lichen 1 2014
liverwort Marchantia polymorpha Common Liverwort 49 2023
liverwort Marchantia polymorpha subsp. ruderalis a common liverwort 1 2023
liverwort Marchantiophyta Liverwort 7 2018
liverwort Marchesinia mackaii MacKay's Pouncewort 9 2019
liverwort Mesoptychia badensis Scarce Notchwort 2 1990
liverwort Mesoptychia turbinata Top Notchwort 10 2020
liverwort Metzgeria consanguinea Whiskered Veilwort 16 2023
liverwort Metzgeria fruticulosa s.l. a liverwort 10 2023
liverwort Metzgeria furcata Forked Veilwort 200 2023
liverwort Metzgeria violacea Blueish Veilwort 28 2023
liverwort Microlejeunea ulicina Fairy Beads 27 2023
liverwort Myriocoleopsis minutissima Minute Pouncewort 25 2023
mammal Martes martes Pine Marten 1 2024
mammal Meles meles Badger 4780 2025
mammal Microchiroptera a Microchiroptera species (unidentified) 1 2011
mammal Micromys minutus Harvest Mouse 72 2024
mammal Microtus agrestis Field Vole 351 2024
mammal Muntiacus a Muntiacus species (unidentified) 2 2022
mammal Muntiacus reevesi Muntjac 215 2025
mammal Muridae Small Mouse 61 2022
mammal Muscardinus avellanarius Common Dormouse 1576 2024
mammal Mus musculus House Mouse 120 2025
mammal Mustela Mink or stoat or weasel or ferret or polecat (unidentified) 5 2020
mammal Mustela erminea Stoat 139 2024
mammal Mustela erminea/nivalis Stoat or Weasel (unidentified) 5 2022
mammal Mustela furo x putorius Polecat-ferret 7 2020
mammal Mustela furo x putorius OR Mustela putorius (unidentified polecat) Polecat or Polecat-ferret (unidentified Polecat) 11 2023
mammal Mustela nivalis Weasel 179 2024
mammal Mustela putorius Polecat 22 2020
mammal Mustela putorius subsp. furo Feral Ferret 1 2003
mammal Mustelidae a Mustelidae species (unidentified) 1 2015
mammal Myodes glareolus Bank Vole 185 2025
mammal - bat Myotis Myotis Bat species 563 2025
mammal - bat Myotis bechsteinii Bechstein's Bat 52 2023
mammal - bat Myotis brandtii Brandt's Bat 40 2023
mammal - bat Myotis daubentonii Daubenton's Bat 377 2024
mammal - bat Myotis mystacinus Whiskered Bat 139 2023
mammal - bat Myotis mystacinus/brandtii Whiskered/Brandt's Bat 15 2017
mammal - bat Myotis nattereri Natterer's Bat 265 2025
mammal - marine Mesoplodon bidens Sowerby's Beaked Whale 1 2012
mollusc Macoma balthica Baltic Tellin 27 2019
mollusc Magallana gigas Pacific Oyster 1 2022
mollusc Merdigera obscura Lesser Bulin 36 2015
mollusc Milax gagates Smooth Jet Slug 2 2008
mollusc Mollusca Mollusc 6 2023
mollusc Monacha a Monacha species (unidentified) 1 2023
mollusc Monacha (Monacha) cantiana Kentish Snail 303 2024
mollusc Mya arenaria Sand Gaper 2 1972
mollusc Myosotella myosotis Mouse-eared Snail 7 2017
mollusc Mytilus edulis Common Mussel 7 1976
mollusc Mytilus galloprovincialis Mediterranean Mussel 1 1976
moss Microbryum curvicollum Swan-necked Earth-moss 3 2023
moss Microbryum davallianum Smallest Pottia 9 2023
moss Microbryum rectum Upright Pottia 4 2020
moss Microbryum starckeanum Starke's Pottia 2 2023
moss Microeurhynchium pumilum Dwarf Feather-moss 12 2021
moss Mnium hornum Swan's-neck Thyme-moss 109 2023
moss Mnium stellare Starry Thyme-moss 8 2023
moth or butterfly - butterfly Maniola jurtina Meadow Brown 33239 2025
moth or butterfly - butterfly Maniola jurtina insularis Meadow Brown (sub species occurs in Avon) 657 2003
moth or butterfly - butterfly Maniola sp. or Pyronia sp. Meadow Brown or Gatekeeper (unidentified) 2 2006
moth or butterfly - butterfly Melanargia galathea Marbled White 9985 2025
moth or butterfly - butterfly Melanargia galathea serena Marbled White 1 2023
moth or butterfly - butterfly Melitaea cinxia Glanville Fritillary 120 2016
moth or butterfly - macro moth Macaria alternata Sharp-angled Peacock 173 2024
moth or butterfly - macro moth Macaria brunneata Rannoch Looper 3 2011
moth or butterfly - macro moth Macaria liturata Tawny-barred Angle 197 2024
moth or butterfly - macro moth Macaria notata Peacock Moth 14 2023
moth or butterfly - macro moth Macaria wauaria V-Moth 26 2013
moth or butterfly - macro moth Macdunnoughia confusa Dewick's Plusia 20 2024
moth or butterfly - macro moth Macroglossum stellatarum Humming-bird Hawk-moth 666 2025
moth or butterfly - macro moth Macrothylacia rubi Fox Moth 19 2017
moth or butterfly - macro moth Malacosoma neustria Lackey 1074 2024
moth or butterfly - macro moth Mamestra brassicae Cabbage Moth 1950 2024
moth or butterfly - macro moth Martania taeniata Barred Carpet 1 1955
moth or butterfly - macro moth Meganephria bimaculosa Double-spot Brocade 1 1815
moth or butterfly - macro moth Meganola albula Kent Black Arches 40 2024
moth or butterfly - macro moth Meganola strigula Small Black Arches 3 2011
moth or butterfly - macro moth Melanchra persicariae Dot Moth 933 2024
moth or butterfly - macro moth Melanthia procellata Pretty Chalk Carpet 252 2024
moth or butterfly - macro moth Menophra abruptaria Waved Umber 532 2024
moth or butterfly - macro moth Mesapamea a Mesapamea species (unidentified) 167 2023
moth or butterfly - macro moth Mesapamea didyma Lesser Common Rustic 314 2022
moth or butterfly - macro moth Mesapamea secalis Common Rustic 1971 2023
moth or butterfly - macro moth Mesapamea secalis agg. Common Rustic agg. 2736 2025
moth or butterfly - macro moth Mesoleuca albicillata Beautiful Carpet 17 2023
moth or butterfly - macro moth Mesoligia furuncula Cloaked Minor 965 2025
moth or butterfly - macro moth Mesotype didymata Twin-spot Carpet 30 2018
moth or butterfly - macro moth Miltochrista miniata Rosy Footman 644 2025
moth or butterfly - macro moth Mimas tiliae Lime Hawk-moth 558 2024
moth or butterfly - macro moth Mniotype adusta Dark Brocade 26 2021
moth or butterfly - macro moth Moma alpium Scarce Merveille du Jour 1 2014
moth or butterfly - macro moth Mormo maura Old Lady 353 2025
moth or butterfly - macro moth Mythimna a Mythimna species (unidentified) 1 2020
moth or butterfly - macro moth Mythimna albipuncta White-point 73 2024
moth or butterfly - macro moth Mythimna conigera Brown-line Bright Eye 105 2023
moth or butterfly - macro moth Mythimna ferrago Clay 1419 2024
moth or butterfly - macro moth Mythimna impura Smoky Wainscot 2332 2025
moth or butterfly - macro moth Mythimna impura subsp. impura a Smoky Wainscot 2 2004
moth or butterfly - macro moth Mythimna l-album L-album Wainscot 327 2024
moth or butterfly - macro moth Mythimna litoralis Shore Wainscot 4 2010
moth or butterfly - macro moth Mythimna pallens Common Wainscot 2468 2024
moth or butterfly - macro moth Mythimna pudorina Striped Wainscot 21 2019
moth or butterfly - macro moth Mythimna straminea Southern Wainscot 130 2024
moth or butterfly - macro moth Mythimna turca Double Line 14 2023
moth or butterfly - macro moth Mythimna unipuncta White-speck 8 2022
moth or butterfly - macro moth Mythimna vitellina Delicate 70 2024
moth or butterfly - micro moth Marasmarcha lunaedactyla Crescent Plume 71 2023
moth or butterfly - micro moth Matilella fusca Dusky Knot-horn 24 2017
moth or butterfly - micro moth Mecyna asinalis Madder Pearl 31 2025
moth or butterfly - micro moth Mecyna flavalis subsp. flaviculalis a pyralid moth 3 1998
moth or butterfly - micro moth Merrifieldia baliodactylus Dingy White Plume 16 2023
moth or butterfly - micro moth Merrifieldia leucodactyla Thyme Plume 10 2021
moth or butterfly - micro moth Merrifieldia tridactyla Western Thyme Plume 2 1906
moth or butterfly - micro moth Metalampra italica Italian Bark Moth 33 2025
moth or butterfly - micro moth Metzneria aestivella Carline Seedhead Moth 2 2004
moth or butterfly - micro moth Metzneria aprilella Flame Seedhead Moth 1 1993
moth or butterfly - micro moth Metzneria lappella Burdock Seedhead Moth 2 2022
moth or butterfly - micro moth Metzneria metzneriella Knapweed Seedhead Moth 14 2018
moth or butterfly - micro moth Micropterix aruncella White-barred Gold 46 2023
moth or butterfly - micro moth Micropterix aureatella Yellow-barred Pollen-moth 1 1990
moth or butterfly - micro moth Micropterix calthella Plain Gold 127 2024
moth or butterfly - micro moth Micropterix mansuetella Black-headed Pollen-moth 11 2011
moth or butterfly - micro moth Micropterix tunbergella Red-barred Pollen-moth 69 2023
moth or butterfly - micro moth Mirificarma lentiginosella Greenweed Smith 2 2020
moth or butterfly - micro moth Mirificarma mulinella Gorse Streak 3 2016
moth or butterfly - micro moth Mompha a Mompha species (unidentified) 27 2025
moth or butterfly - micro moth Mompha bradleyi Dusky Hourglass Mompha 22 2023
moth or butterfly - micro moth Mompha conturbatella Great Mompha 3 2017
moth or butterfly - micro moth Mompha divisella Hourglass Mompha 40 2023
moth or butterfly - micro moth Mompha epilobiella Buff Mompha 88 2023
moth or butterfly - micro moth Mompha jurassicella Obscure Mompha 1 2016
moth or butterfly - micro moth Mompha lacteella Buff-headed Mompha 8 2020
moth or butterfly - micro moth Mompha langiella White-spot Mompha 40 2024
moth or butterfly - micro moth Mompha locupletella Flame Mompha 3 2020
moth or butterfly - micro moth Mompha miscella Rock-rose Mompha 22 2023
moth or butterfly - micro moth Mompha ochraceella Amber Mompha 49 2024
moth or butterfly - micro moth Mompha propinquella White-headed Mompha 32 2022
moth or butterfly - micro moth Mompha raschkiella Little Cosmet 20 2020
moth or butterfly - micro moth Mompha subbistrigella Garden Mompha 162 2024
moth or butterfly - micro moth Mompha terminella Enchanter's Mompha 2 2003
moth or butterfly - micro moth Monochroa aMonochroa micro-moth (unidentified) 1 2006
moth or butterfly - micro moth Monochroa cytisella Bracken Gall Moth 5 2018
moth or butterfly - micro moth Monochroa lucidella Spike-rush Borer 3 2018
moth or butterfly - micro moth Monochroa palustrellus Dock Streak 14 2019
moth or butterfly - micro moth Monochroa tenebrella Burnished Sorrel Moth 2 2006
moth or butterfly - micro moth Monopis a Monopis species (unidentified) 17 2023
moth or butterfly - micro moth Monopis crocicapitella Pale-backed Detritus Moth 72 2023
moth or butterfly - micro moth Monopis imella Coastal Detritus Moth 1 1995
moth or butterfly - micro moth Monopis laevigella Skin Moth 38 2023
moth or butterfly - micro moth Monopis obviella Yellow-backed Detritus Moth 68 2023
moth or butterfly - micro moth Monopis weaverella Carrion Moth 108 2024
moth or butterfly - micro moth Morophaga choragella Great Fungus Moth 9 2022
moth or butterfly - micro moth Myelois circumvoluta Thistle Ermine 625 2025
plant Macleaya a Macleaya species (unidentified) 1 2015
plant Macleaya cordata Five-seeded Plume-poppy 1 2024
plant Macleaya cordata x microcarpa = M. x kewensis Hybrid Plume-poppy 2 2016
plant Madia glomerata Mountain Tarweed 1 1923
plant Magnolia a Magnolia species (unidentified) 86 2018
plant Magnolia grandiflora Southern Magnolia 1 2015
plant Mahonia Oregon Grape 9 2019
plant Mahonia aquifolium Oregon Grape 56 2023
plant Mahonia japonica a flowering plant 1 2016
plant Malcolmia maritima Virginia Stock 9 2016
plant Malus Apple 611 2024
plant Malus domestica Apple (cultivar) 587 2023
plant Malus spectabilis Chinese Crab 1 2018
plant Malus sylvestris Crab Apple 1075 2025
plant Malus sylvestris sens. lat. Apple (crab type) 292 2008
plant Malva a mallow (unidentified) 25 2023
plant Malva alcea Greater Musk-mallow 1 1999
plant Malva arborea Tree-mallow 172 2023
plant Malva moschata Musk-mallow 945 2024
plant Malva neglecta Dwarf Mallow 156 2023
plant Malva nicaeensis French Mallow 3 1949
plant Malva parviflora Least Mallow 3 1984
plant Malva pusilla Small Mallow 1 1938
plant Malva setigera Rough Marsh-mallow 8 2017
plant Malva sylvestris Common Mallow 2097 2024
plant Malva verticillata Chinese Mallow 1 1985
plant Mantisalca salmantica a flowering plant 3 1922
plant Marrubium vulgare White Horehound 8 2015
plant Matricaria a Matricaria species (unidentified) 1 2004
plant Matricaria chamomilla Scented Mayweed 874 2024
plant Matricaria discoidea Pineapple Weed 2798 2024
plant Matteuccia struthiopteris Ostrich Fern 1 2013
plant Matthiola incana Hoary Stock 8 2005
plant Maytenus Maiten 1 2018
plant Medicago a Medicago species (unidentified) 3 2023
plant Medicago arabica Spotted Medick 676 2024
plant Medicago arborea Tree Medick 9 2006
plant Medicago intertexta Hedgehog Medick 1 1932
plant Medicago lupulina Black Medick 4510 2025
plant Medicago minima Bur Medick 3 2006
plant Medicago noeana a flowering plant 1 1937
plant Medicago orbicularis Button Medick 1 1941
plant Medicago polymorpha Toothed Medick 45 2014
plant Medicago rigidula a flowering plant 1 1953
plant Medicago sativa Medick 35 2023
plant Medicago sativa subsp. falcata Sickle Medick 9 2008
plant Medicago sativa subsp. sativa Lucerne 94 2022
plant Medicago truncatula Strong-spined Medick 2 1984
plant Melampodium a Melampodium species (unidentified) 1 2007
plant Melampyrum pratense Common Cow-wheat 42 2018
plant Melica uniflora Wood Melick 878 2024
plant Melilotus a melilot (unidentified) 27 2022
plant Melilotus albus White Melilot 87 2023
plant Melilotus altissimus Tall Melilot 612 2024
plant Melilotus indicus Small Melilot 11 2005
plant Melilotus messanensis Sicilian Melilot 3 1937
plant Melilotus officinalis Ribbed Melilot 103 2021
plant Melilotus sulcatus Furrowed Melliot 3 1939
plant Melissa officinalis Balm 149 2023
plant Mentha Mint 34 2021
plant Mentha aquatica Water Mint 1866 2024
plant Mentha aquatica x arvensis = M. x verticillata Whorled Mint 23 2012
plant Mentha aquatica x arvensis x spicata = M. x smithiana Tall Mint 6 1985
plant Mentha aquatica x spicata = M. x piperita Peppermint 7 1985
plant Mentha aquatica x suaveolens = M. x suavis a mint 1 1990
plant Mentha arvensis Corn Mint 232 2024
plant Mentha arvensis x spicata = M. x gracilis Bushy Mint 4 1984
plant Mentha longifolia Horse Mint 3 2006
plant Mentha longifolia x suaveolens = M. x rotundifolia False Apple-mint 4 1992
plant Mentha pulegium Pennyroyal 2 2017
plant Mentha spicata Spear Mint 111 2022
plant Mentha spicata x suaveolens = M. x villosa Apple-mint 19 2015
plant Mentha suaveolens Round-leaved Mint 8 2022
plant Mentha x villosa var. villosa a garden apple-mint 1 2004
plant Mentzelia albicaulis White-stemmed Stickleaf 1 1917
plant Menyanthes trifoliata Bogbean 33 2023
plant Mercurialis annua Annual Mercury 1285 2024
plant Mercurialis perennis Dog's Mercury 5275 2025
plant Mespilus germanica Medlar 15 2017
plant Metasequoia glyptostroboides Dawn Redwood 26 2022
plant Milium effusum Wood Millet 646 2024
plant Miscanthus sinensis a Plant 1 2016
plant Misopates orontium Weasel's-snout 7 2007
plant Moehringia trinervia Three-nerved Sandwort 644 2024
plant Moenchia erecta Upright Chickweed 11 1998
plant Molinia caerulea Purple Moor-grass 169 2019
plant Molinia caerulea subsp. arundinacea a purple moor-grass 1 2007
plant Molinia caerulea subsp. caerulea a purple moor-grass 1 2007
plant Monolepis nuttalliana Povertyweed 1 1917
plant Montia fontana Blinks 42 2023
plant Montia fontana subsp. chondrosperma a blinks 8 2007
plant Morus a Morus mulberry (unidentified) 16 2017
plant Morus nigra Black Mulberry 8 2017
plant Muscari Grape Hyacinth 6 2023
plant Muscari armeniacum Garden Grape-hyacinth 155 2023
plant Muscari botryoides Compact Grape-hyacinth 11 2020
plant Muscari comosum Tassel Hyacinth 1 1985
plant Muscari neglectum Grape-hyacinth 80 2021
plant Myagrum perfoliatum Mitre Cress 3 1954
plant Mycelis muralis Wall Lettuce 774 2024
plant Myosotis Forget-Me-Not 783 2024
plant Myosotis alpestris Alpine Forget-me-not 1 2022
plant Myosotis arvensis Field Forget-me-not 2524 2024
plant Myosotis arvensis var. sylvestris Field Forget-Me-Not 34 2014
plant Myosotis discolor Changing Forget-me-not 137 2023
plant Myosotis laxa Tufted Forget-me-not 179 2017
plant Myosotis laxa subsp. caespitosa a Plant 8 2017
plant Myosotis ramosissima Early Forget-me-not 198 2023
plant Myosotis scorpioides Water Forget-me-not 531 2024
plant Myosotis secunda Creeping Forget-me-not 20 2018
plant Myosotis sylvatica Wood Forget-me-not 551 2024
plant Myosurus minimus Mousetail 1 1913
plant Myriophyllum a water-milfoil (unidentified) 14 2008
plant Myriophyllum alterniflorum Alternate Water-milfoil 14 2013
plant Myriophyllum aquaticum Parrot's Feather 28 2019
plant Myriophyllum spicatum Spiked Water-milfoil 121 2017
plant Myriophyllum verticillatum Whorled Water-milfoil 39 2013
plant Myrrhis a Myrrhis species (unidentified) 1 2013
plant Myrrhis odorata Sweet Cicely 1 2018
scorpion fly (including snow flea) Mecoptera a Mecoptera species (unidentified) 4 2019
slime mould Metatrichia floriformis a slime mould 6 2017
slime mould Mucilago crustacea Dog Vomit Slime Mould 30 2023
slime mould Myxogastrea Myxomycete 2 2023
spider Macrargus rufus a money spider 1 1985
spider Mangora acalypha an orb-weaver spider 7 2024
spider Maso sundevalli a money spider 6 1991
spider Meta a Meta species (unidentified) 4 2013
spider Meta bourneti an orb-weaver spider 2 2013
spider Meta menardi Cave Spider 60 2019
spider Metellina a Metellina species (unidentified) 8 2023
spider Metellina mengei an orb-weaver spider 68 2023
spider Metellina merianae an orb-weaver spider 23 2023
spider Metellina segmentata an orb-weaver spider 48 2024
spider Metellina segmentata sensu lato an orb-weaver spider 19 2007
spider Micaria pulicaria sens. lat. a ground spider 11 2019
spider Micrargus apertus a money spider 7 2003
spider Micrargus herbigradus sensu stricto a spider (Araneae) 3 2019
spider Micrargus subaequalis a money spider 4 2003
spider Microlinyphia pusilla a money spider 14 2023
spider Microneta viaria a money spider 29 2019
spider Minyriolus pusillus a money spider 2 1985
spider Misumena vatia a crab spider 139 2024
spider Moebelia penicillata a money spider 1 1987
spider Monocephalus castaneipes Broad Groove-head Spider 3 1999
spider Monocephalus fuscipes a money spider 5 1996
true fly - Macquartia a Macquartia species (unidentified) 2 2016
true fly - Macquartia dispar a parasitic fly 1 2001
true fly - Macquartia grisea a parasitic fly 1 2008
true fly - Macquartia tenebricosa a parasitic fly 1 2018
true fly - Macropelopia a Macropelopia species (unidentified) 1 1983
true fly - Medina luctuosa a parasitic fly 1 2001
true fly - Medina separata a parasitic fly 1 2004
true fly - Megaselia a Megaselia species (unidentified) 6 2008
true fly - Megaselia emarginata a scuttle fly 2 2003
true fly - Megaselia fuscinervis a scuttle fly 1 2001
true fly - Megaselia ruficornis a scuttle fly 1 1995
true fly - Meigenia mutabilis a parasitic fly 3 2023
true fly - Meiosimyza decipiens a fly 3 2009
true fly - Meiosimyza platycephala a fly 4 2006
true fly - Meiosimyza rorida a fly 37 2024
true fly - Meiosimyza subfasciata a fly 3 2013
true fly - Melanagromyza aenea a leaf-mining fly 1 2003
true fly - Melanagromyza angeliciphaga a leaf-mining fly 1 2001
true fly - Melanagromyza cunctans a leaf-mining fly 6 2008
true fly - Melanagromyza pubescens a leaf-mining fly 1 2004
true fly - Melanomya nana Little Black Blowfly 29 2023
true fly - Melanophora roralis Smoky-winged Woodlouse-fly 9 2019
true fly - Melieria crassipennis a fly 1 2020
true fly - Melieria omissa a fly 2 2023
true fly - Melieria picta a fly 3 2019
true fly - Melinda gentilis Pale-palped Melinda 1 2007
true fly - Meoneura minutissima a fly 1 2001
true fly - Meoneura vagans a fly 3 2003
true fly - Meromyza a Meromyza species (unidentified) 6 2021
true fly - Meromyza athletica a fly 3 2008
true fly - Meromyza femorata agg. a fly 9 2023
true fly - Meromyza pratorum agg. a fly 1 2000
true fly - Meromyza triangulina a fly 2 2001
true fly - Mesembrina meridiana Noon Fly 131 2025
true fly - Metopina oligoneura a scuttle fly 3 1995
true fly - Metopina ulrichi a scuttle fly 3 2003
true fly - Metriocnemus a Metriocnemus species (unidentified) 1 1983
true fly - Miltogramma a Miltogramma species (unidentified) 1 2015
true fly - Miltogramma punctata a flesh fly 2 1999
true fly - Minettia a Minettia species (unidentified) 2 2016
true fly - Minettia fasciata a fly 46 2023
true fly - Minettia inusta a fly 8 2023
true fly - Minettia longipennis a fly 13 2020
true fly - Minettia tabidiventris a fly 1 2009
true fly - Minettia tubifer a fly 2 2009
true fly - Minilimosina vitripennis a lesser dung fly 3 2003
true fly - Mintho rufiventris a parasitic fly 2 2019
true fly - Morellia a Morellia species (unidentified) 1 2019
true fly - Morellia aenescens a muscid fly 7 2013
true fly - Morellia simplex a muscid fly 2 2000
true fly - Morpholeria ruficornis a fly 3 2020
true fly - Musca a Musca species (unidentified) 1 2023
true fly - Musca autumnalis Face Fly 20 2023
true fly - Musca domestica House Fly 14 2023
true fly - Muscidae a Muscidae muscid fly (unidentified) 11 2023
true fly - Muscina levida a muscid fly 4 2008
true fly - Muscina prolapsa a muscid fly 5 2011
true fly - Muscina stabulans a muscid fly 1 1979
true fly - Muscoidea a Muscoidea species (unidentified) 11 2023
true fly - Mycetobia pallipes a window gnat 1 2023
true fly - Mycetophila a Mycetophila fungus gnat (unidentified) 2 2020
true fly - Mycophaga testacea a fly 4 2020
true fly - Mydaea ancilla a muscid fly 1 2021
true fly - Mydaea corni a muscid fly 4 2020
true fly - Mydaea urbana a muscid fly 1 2000
true fly - Myopa a Myopa species (unidentified) 1 2006
true fly - Myopina myopina a fly 1 2003
true fly - Myospila meditabunda a muscid fly 4 2012
true fly - cranefly Molophilus appendiculatus a cranefly 2 2022
true fly - cranefly Molophilus bifidus a cranefly 1 1983
true fly - cranefly Molophilus cinereifrons a cranefly 2 2000
true fly - cranefly Molophilus griseus a cranefly 9 2022
true fly - cranefly Molophilus medius a cranefly 2 1999
true fly - cranefly Molophilus obscurus a cranefly 29 2023
true fly - cranefly Molophilus ochraceus a cranefly 1 2003
true fly - cranefly Molophilus pleuralis a cranefly 4 2009
true fly - cranefly Molophilus serpentiger a cranefly 2 2000
true fly - cranefly Molophilus undulatus a cranefly 1 2000
true fly - (diptera) Machimus cingulatus Brown Heath Robberfly 5 2022
true fly - (diptera) Medetera bispinosa an insect - true fly (Diptera) 1 1999
true fly - (diptera) Melinda viridicyanea Dark-palped Melinda 4 2021
true fly - (diptera) Meromyza zachvatkini an insect - true fly (Diptera) 1 2001
true fly - (diptera) Merzomyia westermanni an insect - true fly (Diptera) 8 2023
true fly - (diptera) Metalimnobia quadrinotata an insect - true fly (Diptera) 2 1999
true fly - (diptera) Mycetobia obscura an insect - true fly (Diptera) 1 2020
true fly - hoverfly Mallota cimbiciformis a hoverfly 3 2023
true fly - hoverfly Megasyrphus erraticus a hoverfly 2 1994
true fly - hoverfly Melangyna a Melangyna hoverfly (unidentified) 3 2016
true fly - hoverfly Melangyna cincta a hoverfly 12 2020
true fly - hoverfly Melangyna compositarum a hoverfly 10 2013
true fly - hoverfly Melangyna compositarum/labiatarum a hoverfly 2 2023
true fly - hoverfly Melangyna labiatarum a hoverfly 26 2023
true fly - hoverfly Melangyna lasiophthalma a hoverfly 16 2008
true fly - hoverfly Melangyna quadrimaculata a hoverfly 2 1929
true fly - hoverfly Melangyna umbellatarum a hoverfly 17 2023
true fly - hoverfly Melanogaster aerosa Dark Melanogaster 1 1995
true fly - hoverfly Melanogaster hirtella Common Marsh Hoverfly 26 2016
true fly - hoverfly Melanogaster (Hoverfly) a Melanogaster hoverfly (unidentified) 3 2023
true fly - hoverfly Melanostoma a Melanostoma hoverfly (unidentified) 8 2016
true fly - hoverfly Melanostoma mellinum a hoverfly 122 2024
true fly - hoverfly Melanostoma scalare a hoverfly 335 2024
true fly - hoverfly Meligramma euchromum a hoverfly 6 2018
true fly - hoverfly Meligramma trianguliferum a hoverfly 4 1998
true fly - hoverfly Meliscaeva auricollis a hoverfly 80 2023
true fly - hoverfly Meliscaeva cinctella a hoverfly 35 2023
true fly - hoverfly Merodon equestris Greater Bulb-fly 158 2024
true fly - hoverfly Myathropa florea Batman Hoverfly 549 2025
true fly - midge, gnat or mosquito Macrocera anglica a fungus gnat 1 2000
true fly - midge, gnat or mosquito Macrocera angulata a fungus gnat 1 2000
true fly - midge, gnat or mosquito Macrocera centralis a fungus gnat 6 2001
true fly - midge, gnat or mosquito Macrocera fasciata a fungus gnat 5 2003
true fly - midge, gnat or mosquito Macrocera longibrachiata a fungus gnat 1 2001
true fly - midge, gnat or mosquito Macrocera phalerata a fungus gnat 5 2022
true fly - midge, gnat or mosquito Macrocera stigma a fungus gnat 1 2020
true fly - midge, gnat or mosquito Macrocera stigmoides a fungus gnat 4 2021
true fly - midge, gnat or mosquito Macrocera vittata a fungus gnat 5 2001
true fly - midge, gnat or mosquito Macrodiplosis pustularis a gall midge 6 1999
true fly - midge, gnat or mosquito Macropelopia nebulosa a non-biting midge 2 2021
true fly - midge, gnat or mosquito Macrorrhyncha flava a fungus gnat 2 1997
true fly - midge, gnat or mosquito Megophthalmidia crassicornis a fungus gnat 3 2021
true fly - midge, gnat or mosquito Metriocnemus atriclavus a non-biting midge 1 1983
true fly - midge, gnat or mosquito Metriocnemus eurynotus a non-biting midge 4 1983
true fly - midge, gnat or mosquito Microtendipes pedellus a non-biting midge 1 1983
true fly - midge, gnat or mosquito Monoclona rufilatera a fungus gnat 5 2021
true fly - midge, gnat or mosquito Mycetophila abiecta a fungus gnat 1 2000
true fly - midge, gnat or mosquito Mycetophila adumbrata a fungus gnat 4 2001
true fly - midge, gnat or mosquito Mycetophila britannica a fungus gnat 6 2020
true fly - midge, gnat or mosquito Mycetophila cingulum a fungus gnat 2 2006
true fly - midge, gnat or mosquito Mycetophila curviseta a fungus gnat 14 2002
true fly - midge, gnat or mosquito Mycetophila dentata a fungus gnat 1 2000
true fly - midge, gnat or mosquito Mycetophila edwardsi a fungus gnat 10 2003
true fly - midge, gnat or mosquito Mycetophila formosa a fungus gnat 3 2000
true fly - midge, gnat or mosquito Mycetophila fraterna a fungus gnat 3 2001
true fly - midge, gnat or mosquito Mycetophila fungorum a fungus gnat 3 2020
true fly - midge, gnat or mosquito Mycetophila hetschkoi a fungus gnat 1 2021
true fly - midge, gnat or mosquito Mycetophila ichneumonea a fungus gnat 2 2001
true fly - midge, gnat or mosquito Mycetophila lastovkai a fungus gnat 1 2021
true fly - midge, gnat or mosquito Mycetophila lunata a fungus gnat 3 2001
true fly - midge, gnat or mosquito Mycetophila marginata a fungus gnat 6 2002
true fly - midge, gnat or mosquito Mycetophila mitis a fungus gnat 1 2003
true fly - midge, gnat or mosquito Mycetophila ocellus a fungus gnat 5 2021
true fly - midge, gnat or mosquito Mycetophila ornata a fungus gnat 9 2021
true fly - midge, gnat or mosquito Mycetophila pictula a fungus gnat 1 2021
true fly - midge, gnat or mosquito Mycetophila pumila a fungus gnat 3 2001
true fly - midge, gnat or mosquito Mycetophila signatoides a fungus gnat 1 2000
true fly - midge, gnat or mosquito Mycetophila strigata a fungus gnat 1 2001
true fly - midge, gnat or mosquito Mycetophila sumavica a fungus gnat 1 2001
true fly - midge, gnat or mosquito Mycetophila tridentata a fungus gnat 1 2020
true fly - midge, gnat or mosquito Mycetophila trinotata a fungus gnat 6 2001
true fly - midge, gnat or mosquito Mycetophila unicolor a fungus gnat 1 2001
true fly - midge, gnat or mosquito Mycetophila unipunctata a fungus gnat 2 2001
true fly - midge, gnat or mosquito Mycetophila vittipes a fungus gnat 4 2020
true fly - midge, gnat or mosquito Mycomya annulata a fungus gnat 1 2000
true fly - midge, gnat or mosquito Mycomya cinerascens a fungus gnat 6 2020
true fly - midge, gnat or mosquito Mycomya flavicollis a fungus gnat 1 2000
true fly - midge, gnat or mosquito Mycomya marginata a fungus gnat 3 2020
true fly - midge, gnat or mosquito Mycomya occultans a fungus gnat 3 2023
true fly - midge, gnat or mosquito Mycomya pectinifera a fungus gnat 1 2021
true fly - midge, gnat or mosquito Mycomya tenuis a fungus gnat 2 2003
true fly - midge, gnat or mosquito Mycomya trilineata a fungus gnat 2 2020
true fly - midge, gnat or mosquito Mycomya winnertzi a fungus gnat 5 2001
true fly - picture-winged, conopid or stilt-legged fly Micropeza lateralis a stilt fly 2 2016
true fly - picture-winged, conopid or stilt-legged fly Myopa buccata a fly 16 2011
true fly - picture-winged, conopid or stilt-legged fly Myopa pellucida a fly 13 2021
true fly - picture-winged, conopid or stilt-legged fly Myopa tessellatipennis a fly 3 1997
true fly - picture-winged, conopid or stilt-legged fly Myopa testacea a fly 16 2024
true fly - picture-winged, conopid or stilt-legged fly Myopites inulaedyssentericae a gall fly 4 2017
true fly - robber, empid or dolichopid fly Machaerium maritimae a dolichopodid fly 5 2021
true fly - robber, empid or dolichopid fly Machimus atricapillus Kite-tailed Robberfly 42 2022
true fly - robber, empid or dolichopid fly Machimus rusticus Downland Robberfly 1 2023
true fly - robber, empid or dolichopid fly Medetera abstrusa a dolichopodid fly 2 2001
true fly - robber, empid or dolichopid fly Medetera jacula a dolichopodid fly 1 2009
true fly - robber, empid or dolichopid fly Medetera jugalis a dolichopodid fly 1 2004
true fly - robber, empid or dolichopid fly Medetera nitida a dolichopodid fly 1 1986
true fly - robber, empid or dolichopid fly Medetera pallipes a dolichopodid fly 1 2006
true fly - robber, empid or dolichopid fly Medetera saxatilis a dolichopodid fly 4 2004
true fly - robber, empid or dolichopid fly Medetera tristis a dolichopodid fly 1 2006
true fly - robber, empid or dolichopid fly Medetera truncorum a dolichopodid fly 16 2020
true fly - robber, empid or dolichopid fly Micromorphus albipes a dolichopodid fly 12 2009
true fly - robber, empid or dolichopid fly Microphor holosericeus a dance fly 6 2006
true fly - soldier or snipe fly Microchrysa cyaneiventris Black Gem 2 2000
true fly - soldier or snipe fly Microchrysa flavicornis Green Gem 31 2022
true fly - soldier or snipe fly Microchrysa polita Black-horned Gem 39 2024
tunicate (urochordata) Molgula citrina Sea Grapes 1 1937
worm Microscolex phosphoreus an earthworm 1 2019
worm Murchieona muldali an earthworm 7 2018