HATCHMERE AND BEAVERS INVERTEBRATE SURVEY 2019-2020 Sample > Page 1 of 40 524 526 A64,54,27,10 DAVE BENTLEY ECOLOGY SERVICES references (ignore) > A74/45 525/532 530 538 A64 522 538 Beavers is not in the SSSI. Other samples are from the SSSI Broad Eng/W Chesh Norley Norley Norley West North West Methods include direct observation, butterfly net, canvas bag, Habi- Sta- Sta- Habitat Moss Moss Mere Side West Wet beating, shaking, hand-searching, pond net. tat tus tus per Pools Moor Edge Mix Bay Wood Explanatory notes at foot of table literature Survey SSSI 2ndOct 8thAug 8thAug 8thAug 2ndOct 8thAug Codes in columns f = frequent, o = occasional, r = rare, v = very, l = locally count count 2019 2019 2019 2019 2019 2019 p = present. A = adult, J = juvenile, F = Female, M = Male. Explanatory notes at foot of table. 486 412 21 113 116 71 69 66 SIMPLE ANIMALS: : 3 taxa 2 Carchesium Branched Colonial Bell AnimaculeA C Attached to water beetle Wetland 1 0 Hydra sp Brown Hydra A C? Ponds/Streams Wetland 2 1 Accella sp? Shelled Amoeba? A C? Ponds/Lakes Wetland 1 1 r LUMBRICIDAE: EARTHWORM : 3 species 3 Dendrobaena octaedra Octagonal-tailed Worm T C/L NC* Leaf litter is habitat & food Wood edge 1 1 Eiseniella tetraedra Square-tailed Worm W C C Shallow ponds, ditches, marshes Wetland 2 2 Lumbriculus variegatus Oligochate Worm W C C Wetland shallows Wetland 4 3 r HIRUDINEA: LEECHES: 5 species 4 Erpobdella octoculata Swimming Leech A C C Swamps, ponds Wetland 1 1 Glossiphonia complanata Mollusc Leech A C C Streams, ponds, swamps with molluscs Wetland 2 1 Helobdella stagnalis Two-eyed White Leech A C C Ponds and wet swamps Wetland 1 0 Hemiclepsis marginata Dumbell Leech A L L Ponds with amphibians & fish Wetland 2 2 Theromyzon tessultatum Duck Leech A C C Permanent Ponds (attacks waterfowl) Wetland 2 2 TRICLADIDA: FLATWORMS: 2 species 2 Girardia (Dugesia) tigrina Tiger Flatworm A A L Streams, lakes Wetland 2 2 Polycelis nigra Black Flatworm A C C Lowand streams, lakes, ponds Wetland 5 2 oM MOLLUSCA: SNAILS, MUSSELS & SLUGS: 35 species 28 Aegopinella nitidula Smooth Glass Snail T C C Woods, hedges, gardens, roughs, waste Wood edge 2 2 o Cepaea nemoralis Brown-lipped Banded Snail T C C Woods, hedges, calc grasslands Wood edge 1 Cepaea sp 1 1 Cochlicopa cf lubrica Slippery Moss Snail T C C/L Woods, hedges, damp grass, wetlands Wood edge 1 Cornu aspersum Garden Snail T A C Woods, hedges, gardens Wood edge 1 1 Hygromia cinctella Girdled Snail T A L Hedges, gardens Wood edge 1 1 Trochulus hispida Hairy Snail T C C Woods, wetlands, roughs, dry calc grass Wood edge 2 1 Page 2 of 40 NMP NMM NME WSM NWB WWW Trochulus striolatus Strawberry Snail T C C Gardens, woods, hedges, roughs Wood edge 1 1 Oxyloma elegans Pfeiffer's Amber Snail W C C Wetlands Wetland 4 2 o Acroloxus lacustris Lake Limpet A C C Permanent ponds, canals, lakes Wetland 1 Bithynia tentaculata Operculate Snail A C C Permanent ponds, canals, lakes Wetland 1 1 Potamopyrgus antipodarum Jenkin's Spire-snail A A C Streams, wetlands with flow usually Wetland 3 2 Anisus vortex Whirlpool Ramshorn A C C Permanent ponds, canals, lakes Wetland 1 Gyraulus albus White Ramshorm A C C Permanent ponds Wetland 1 1 Planorbarius corneus Great Ramshorn A C C Ponds, canals, lakes Wetland 2 2 Planorbis carinatus Keeled Ramshorn A C C Streams, river, ponds, lakes Wetland 1 1 Galba truncatula Dwarf Pond Snail W C C Ponds and marshes with some surface water Wetland 2 Physa fontinalis Common Bladder Snail A C C Laker, canals, large ponds Wetland 3 2 o Physella acuta American Bladder Snail A A C Ponds and ditches Wetland 1 1 Radix auricularia Ear-pond Snail A C/L C/L Lakes, canals, large ponds Wetland 1 1 Lymnaea stagnalis Great Pond Snail A C C Lakes, canals, large ponds Wetland 3 3 o Radix peregra Wandering Snail A C C Ponds Wetland 1 1 Stagnicola palustris Marsh Snail A C C Swamps Wetland 4 4 o Musculium lacustre Lake Orb Mussel A C C Ponds and wet swamps Wetland 1 1 Sphaerium corneum Horny Orb Mussel A C C Ponds and lakes Wetland 2 2 r Pisidium nitidum Poreless Pea Mussel A C C Ponds and ditches Wetland 1 Pisidium obtusale Small-knobbed Pea Mussel A C C Ponds and ditches Wetland 3 2 r Pisidium personatum Calloused Pea Mussel A C C Ponds and ditches Wetland 2 1 o Pisidium pulchellum Rough Clavate Pea Mussel A C/L L Ponds and ditches Wetland 4 4 Pisidium subtruncatum (Euglesa Short-endedsubtruncata) River Pea Mussel A C L Fast streams, fast rivers. Wetland 1 Arion flagellus Green-soled Slug T C C Disturbed habitats, rich soils, moors, woods. Roughs 3 3 p Arion subfuscus Yellow-slimed Dusky Slug T C C All habitats, disturbed or natural Roughs 1 Deroceras reticulatum Netted Field Slug T C C All open habitats (not big wetlands) Roughs 1 1 Deroceras invadens Tramp Slug (pale pore) T A C Disturbed habitats Roughs 1 1 Deroceras laeve Marsh Slug W C C Wetlands, also mountains Wetland 2 2 Tandonia budapestensis Budapest Keeled Slug T A C Disturbed lowlands, wood, paths, ruins Wood edge 1 1 HYMENOPTERA: BEES, WASPS, ANTS, SAWFLIES: 12 taxa 10 3 Ant species: Lasius niger Common Hairy-faced Black Ant T C C/L Open habitats Roughs 1 1 f Page 3 of 40 NMP NMM NME WSM NWB WWW Myrmica rubra Short-spined Red Ant W C C Damp open areas preferred Roughs 2 2 r r Myrmica ruginodis Long-spined Red Ant T C C Most habitats, rural or urban Roughs 1 1 4 Bee species: Apis mellifera Honey Bee T A C Domesticated; some feral colonies Flower meadows 2 1 o Bombus leucorum (stricto) White-tailed Bumblebee T C C Most habitats except uplands Flower meadows 1 1 r Bombus terrestris Buff-tailed Bumblebee T C C Most habitats inc urban, not montane Flower meadows 1 1 rM Colletes succinctus Heather Colletes H+ L VL Heather. Heaths 1 1 r 5 other Hymenoptera taxa: Dolichovespula saxonica Saxon Wasp T LC L Nectar, sap, insects, trees, buildings Wood edge 1 Acrodactyla quadrisculpta larva Tetragnatha montana spider parasiteT as larvae? ? Parasite of common spider named Wood edge 2 Ichneumon/Micro wasps Number of taxa shown T 8 7 pp pp pp p p Gelis sp Wingless Ichneumon T 1 1 o Sawfly caterpillar T 2 2 rJ MYRIAPODA: CENTIPEDES & MILLIPEDES: 5 species 4 Cylindroiulus punctatus Lesser Club-tailed Millipede H+ C C Woodland + sandy heathland Wood edge 1 0 Cylindroiulus sp 1 1 Julus scandinavius Long-tailed Scored Brown MillipedeH+ C L Acidic, uncultivated land Roughs 1 1 Ommatoiulus sabulosus Common Stocky Striped MillipedeH+ C C/L Sandy soils, acid woods, heaths, any habitat Roughs 1 1 Ophyiulus pilosus Hairy Millipede T C C/L Deciduous |Woodlands Wood edge 1 0 Lithobius forficatus Common Lithobius Centipede T C C Urban, suburban, many rural areas Roughs 2 2 o ORTHROPTEROIDEA: GRASSHOPPERS (+ EARWIG): 3 species 3 Chorthippus brunneus Field Grasshopper H+ C C Unmanaged grassland, roughs, heaths Roughs 1 1 rA Tetrix undulata Common (Crested) GroundhopperH+W+ C C Wetland, heath, moist forest, bare areas Wetland 1 1 vo Forficula auricularia Common Earwig T C C Forests, agricultural, suburban areas Wood edge 2 2 vo ARACHNIDA: SPIDERS, HARVESTMEN, MITES: 80 taxa 71 61 Spider species: Antistea elegans Marsh Combtail W C/L L Reeds, marshes, bogs Wetland 1 Argyroneta aquatica Water Spider A L L Ponds, lakes, canals Wetland 2 2 Araniella cucurbitana Common Cucumber Spider T C C/L Trees, woods, hedges Wood edge 1 1 rF Araneus diadematus Garden Cross Orb-web Spider T C C Wide range of habitats Roughs 1 1 rM Araneus quadratus 4-spot Orb-web Spider T C/L C Tall grasses, heather, gorse Roughs 3 2 fMF rJ Larinioides cornutus Shield Orb-web Spider W C C Marshes, reeds, damp grass Wetland 4 3 fJ voJ f Page 4 of 40 NMP NMM NME WSM NWB WWW Dictyna arundinacea Yellow & Brown Meshweaver SpiderH+ C C/L Roughs, wood edges, hedges, Gorse/HeatherWood edge 2 1 o Pirata piraticus Cabin Hooks Otter Spider W C C Wetlands, bogs Wetland 2 2 Pirata (Piratula) uliginosus Coat Hooks Otter Spider H+ L VLTussocks/stones in heathy bogs/calc grasslands Heaths 2 2 oFJ oMF Pirata sp Juvenile Otter Spiders W 7 6 rJ rJ fJ fJ Pardosa sp Wolf Spider (not determinable) T 3 2 oJ rJ Pisaura mirabilis Nurseryweb Spider H+ C C Grassland, heaths, open woods Roughs 1 Tegenaria sylvestris Woodland House Spider T C/L L Under barks, logs, stones oftn Woods Wood edge 1 1 rF Clubiona phragmitis Reedbed Sac Spider W C/L C Wetlands Wetland 2 2 oF rF Clubiona sp Pale juveniles (not phragmitis ) T 6 6 rJ oJ voJ voJ rJ Euophrys frontalis a Jumping Spider T C/L C/L Leaf litter, stones, debris: roughs + woods Roughs 1 1 rJ Heliophanus flavipes Yellow-legged Jumping Spider T C/L L Woods, roughs, bogs, wastes Roughs 2 1 oFM Neon reticulatus Common Jumping Spider W+ C/L L Moss in bogs/marsh. Woodland litter Wetland 1 1 oJ Salticus scenicus Wall Jumping Spider T C/L C/L Mainly houses, also rocks, posts, bark Roughs 1 1 voJ Metellina mengei Stripe-bellied Spider T C C Bushes, vegetation etc to 2m Wood edge 8 6 voF oF voF rJ fMF Metellina merianae Banded-legged Spider W C C/L By streams, caves, damp woods Wetland 1 1 Metellina segmentata Stripe-bellied Spider T C C/L Bushes, vegetation etc to 2m Wood edge 3 3 oM oM Pachygnatha clerki Tooth-fanged Long-jawed HuntingW SpiderC C Marshes.