The Scottish Environment Statistics - 1998

6. CONSERVATION

Table 6.27 Pressures and impacts on Scottish mammals, 1997 Latin name Status1 Population2 %GB3 Reliability4 Trend Marsupials Red- necked wallaby Macropus rufogriseus I 28 90 5 Unknown Insectivores Hedgehog Erinaceus europaeus N 310,000 20 3 Unknown Mole Talpa europaea N 8,000,000 26 3 Unknown Common shrew Sorex araneus N 11,500,000 28 3 Unknown Pygmy shrew Sorex minutus N 2,300,000 27 2 Unknown Water shrew Neomys fodiens N 400,000 21 2 Unknown Bats Leisler's bat Nyctalus leisleri N 250 3 2 Unknown Pipistrelles Pipistrellus pipistrellus N 550,000 28 3 Unknown Daubenton's bat Myotis daubentonii N 40,000 27 2 Unknown Noctule Nyctalus noctula N 250 1 3 Unknown Whiskered bat Myotis mystacinus N 1,500 4 2 Decrease Natterer's bat Myotis nattereri N 17,500 18 2 Stable Brown long-eared bat Plecotus auritus N 27,500 14 2 Unknown Brandt's bat Myotis brandtii 500 2 1 Unknown Lagomorphs Rabbit Oryctolagus cuniculus I 8,000,000 21 3 Increase Brown hare Lepus europaeus I 187,250 23 4 Decrease Mountain hare Lepus timidus N 350,000 99 3 Decrease Rodents Red squirrel Sciurus vulgaris N 121,000 76 3 Decrease Grey squirrel Sciurus carolinensis I 200,000 8 3 Increase Bank vole Clethrionomys glareolus N 3,500,000 15 3 Unknown Field vole Microtus agrestis N 41,000,000 55 2 Decrease Orkney vole Microtus arvalis I 1,000,000 100 5 Decrease Water vole Arvicola terrestris N 376,200 32 3 Decrease Wood mouse Apodemus sylvaticus N 15,000,000 39 3 Stable Harvest mouse Micromys minutus I 0? 0 1 Decrease House mouse Mus domesticus I 657,000 13 1 Unknown Common rat Rattus norvegicus I 870,000 13 2 Decrease Ship rat Rattus rattus I 50 6 4 Decrease Carnivores Red fox Vulpes vulpes N 23,000 10 2 Increase Pine marten Martes martes N 3,500 96 4 Increase Stoat Mustela erminea N 180,000 39 2 Decrease Weasel Mustela nivalis N 106,000 24 2 Decrease Polecat Mustela putorius R 0? 0 3 Unknown Feral ferret Mustela furo I 2,500 95 1 Unknown American mink Mustela vison I 52,250 48 3 Increase Badger Meles meles N 25,000 10 5 Unknown Otter Lutra lutra N 6,600 90 3 Unknown Wildcat Felis silvestris N 3,500 100 3 Unknown Feral cat Felis catus I 130,000 16 2 Unknown Ungulates Red deer Cervus elaphus N 347,000 96 4 Increase Sika deer Cervus nippon I 9,000 78 4 Increase Fallow deer Dama dama I 4,000 4 2 Increase Roe deer Capreolus capreolus N 350,000 70 3 Increase Reindeer Rangifer tarandus R 70 100 5 Stable Feral goat Capra hircus I 2,650 74 4 Stable Feral sheep Ovis aries I 1,850 88 5 Stable Seals Common seal Phoca vitulina N 32,800 94 4 Stable Grey seal Halichoerus grypus N 86,400 92 4 Increase Source: Scottish Natural Heritage 1 Status:  I= Introduced, N = Native, R = Reintroduced 2 Population:  Numbers occurring in Scotland 3 %GB:  Percentage of British population occurring in Scotland 4 Reliability estimate for population, 1 = estimate, 2 = estimate on limited data, 3 = accurate to +/- 50%, 4 = accurate to +/- 25%, 5 = accurate to +/- 10%