Species Reference Numbers used by the SOS

Note: Full description required for species in bold type although a * indicates that it will not be required for summer plumaged drakes/spring males.

0002 Red-throated Diver

0003 Black-throated Diver

0004 Great Northern Diver

0007 Little Grebe

0009 Great Crested Grebe

0010 Red-necked Grebe

0011 Slavonian Grebe

0012 Black-necked Grebe

0072 Great Cormorant

0080 Shag

0095 Great Bittern

0122 Grey Heron

0119 Little Egret

0144 Spoonbill

0152 Mute Swan

0153 Tundra Swan

0154 Whooper Swan

0157 Bean Goose

0158 Pink-footed Goose

0159 White-fronted Goose

0161 Greylag Goose

0164 Bar-headed Goose

0166 Canada Goose

0163 Snow Goose

0167 Barnacle Goose

0168 Brent Goose

0170 Egyptian Goose

0171 Ruddy Shelduck

0173 Common Shelduck

0177 Wood Duck

0178 Mandarin Duck

0179 Eurasian Wigeon

0182 Gadwall

0184 Common Teal

0186 Mallard

0189 Northern Pintail

0191 Garganey*

0194 Northern Shoveler

0196 Red-crested Pochard*

0198 Common Pochard

0200 Ring-necked Duck

0203 Tufted Duck

0204 Greater Scaup

0212 Long-tailed Duck

0213 Common Scoter

0215 Velvet Scoter

0218 Goldeneye

0220 Smew

0221 Red-breasted Merganser

0223 Goosander

0225 Ruddy Duck

0231 Honey Buzzard

0239 Red Kite

0260 Marsh Harrier

0261 Hen Harrier

0267 Northern Goshawk

0269 Eurasian Sparrowhawk

0287 Common Buzzard

0301 Osprey

0304 Common Kestrel

0309 Merlin

0310 Hobby

0320 Peregrine Falcon

0329 Red Grouse

0358 Red-legged Partridge

0367 Grey Partridge

0370 Common Quail

0394 Common Pheasant

0407 Water Rail

0408 Spotted Crake

0421 Corncrake

0424 Moorhen

0429 Common Coot

0450 Oystercatcher

0469 Little Ringed Plover

0470 Great Ringed Plover

0482 Dotterel

0485 European Golden Plover

0486 Grey Plover

0493 Northern Lapwing

0496 Red Knot

0497 Sanderling

0501 Little Stint

0502 Temminck’s Stint

0507 Pectoral Sandpiper

0509 Curlew Sandpiper

0512 Dunlin

0517 Ruff

0518 Jack Snipe

0519 Common Snipe

0529 Woodcock

0532 Black-tailed Godwit

0534 Bar-tailed Godwit

0538 Whimbrel

0541 Eurasian Curlew

0545 Spotted Redshank

0546 Common Redshank

0548 Common Greenshank

0553 Green Sandpiper

0554 Wood Sandpiper

0556 Common Sandpiper

0561 Turnstone

0564 Red-necked Phalarope

0565 Grey Phalarope

0566 Pomarine Skua

0567 Arctic Skua

0568 Long-tailed Skua

0569 Great Skua

0575 Mediterranean Gull

0578 Little Gull

0589 Ring-billed Gull

0582 Black-headed Gull

0590 Common Gull

0591 Lesser Black-backed Gull

0592 Herring Gull

0592.01 Yellow-legged Gull

0598 Iceland Gull

0599 Glaucous Gull

0600 Great Black-backed Gull

0602 Kittiwake

0611 Sandwich Tern

0615 Common Tern

0616 Arctic Tern

0624 Little Tern

0627 Black Tern

0665 Feral Pigeon

0668 Stock Dove

0670 Woodpigeon

0684 Collared Dove

0687 Turtle Dove

0712 Rose-ringed Parakeet

0724 Common Cuckoo

0735 Barn Owl

0757 Little Owl

0761 Tawny Owl

0767 Long-eared Owl

0768 Short-eared Owl

0778 European Nightjar

0795 Common Swift

0831 Common Kingfisher

0846 Hoopoe

0848 Wryneck

0856 Green Woodpecker

0876 Great Spotted Woodpecker

0887 Lesser Spotted Woodpecker

0974 Wood Lark

0976 Skylark

0981 Sand Martin

0992 Barn Swallow

1001 House Martin

1009 Tree Pipit

1011 Meadow Pipit

1014 Rock Pipit

1015 Water Pipit

1017 Yellow Wagtail

1019 Grey Wagtail

1020 Pied Wagtail

1020.1 White Wagtail*

1048 Bohemian Waxwing

1050 Dipper

1066 Wren

1084 Hedge Accentor

1099 Robin

1104 Rufous Nightingale

1106 Bluethroat

1121 Black Redstart

1122 Common Redstart

1137 Whinchat

1139 Common Stonechat

1146 Northern Wheatear

1186 Ring Ouzel

1187 Blackbird

1198 Fieldfare

1200 Song Thrush

1201 Redwing

1202 Mistle Thrush

1220 Cetti’s Warbler

1236 Grasshopper Warbler

1243 Sedge Warbler

1251 Reed Warbler

1274 Lesser Whitethroat

1275 Common Whitethroat

1276 Garden Warbler

1277 Blackcap

1308 Wood Warbler

1311 Chiffchaff

1312 Willow Warbler

1314 Goldcrest

1315 Firecrest

1335 Spotted Flycatcher

1349 Pied Flycatcher

1437 Long-tailed Tit

1440 Marsh Tit

1442 Willow Tit

1461 Coal Tit

1464 Great Tit

1462 Blue Tit

1479 Wood Nuthatch

1486 Eurasian Treecreeper

1520 Great Grey Shrike

1539 Eurasian Jay

1549 Magpie

1560 Eurasian Jackdaw

1563 Rook

1567 Carrion Crow

1572 Common Raven

1582 Common Starling

1591 House Sparrow

1598 Tree Sparrow

1636 Chaffinch

1638 Brambling

1649 Greenfinch

1653 Goldfinch

1654 Siskin

1660 Linnet

1662 Twite

1663 Lesser Redpoll

1663.01 Mealy Redpoll

1666 Common Crossbill

1710 Bullfinch

1717 Hawfinch

1850 Snow Bunting

1857 Yellowhammer

1877 Reed Bunting

1882 Corn Bunting

 

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