SU18K (Wroughton)

Winter abundance 2007–2012

Barn Owl Fieldfare >50% fewer than average Linnet Rook 25-100% more than average
Bewick's Swan Firecrest Little Egret Ruddy Duck
Bittern Gadwall 25-100% more than average Little Grebe >100% more than average Ruddy Shelduck
Black Redstart Goldcrest 25-50% fewer than average Little Owl Scaup
Black-headed Gull 25-100% more than average Golden Plover Long-eared Owl Result not available Shelduck
Black-tailed Godwit Goldeneye Long-tailed Tit Average +/- 25% Short-eared Owl
Blackbird Average +/- 25% Goldfinch Average +/- 25% Magpie 25-100% more than average Shoveler
Blackcap >100% more than average Goosander Mallard >50% fewer than average Siskin
Blue Tit 25-100% more than average Great Black-backed Gull Mandarin Duck Skylark >50% fewer than average
Brambling Great Bustard Result not available Marsh Harrier Smew
Bullfinch 25-100% more than average Great Crested Grebe Marsh Tit Snipe
Buzzard >50% fewer than average Great Grey Shrike Meadow Pipit Song Thrush Average +/- 25%
Canada Goose Great Spotted Woodpecker >50% fewer than average Mediterranean Gull Sparrowhawk
Carrion Crow Average +/- 25% Great Tit Average +/- 25% Merlin Starling >50% fewer than average
Cattle Egret Great White Egret Mistle Thrush Average +/- 25% Stock Dove
Cetti's Warbler Green Sandpiper Moorhen Stonechat
Chaffinch 25-50% fewer than average Green Woodpecker Mute Swan >50% fewer than average Tawny Owl
Chiffchaff Greenfinch 25-100% more than average Nuthatch Teal
Coal Tit >50% fewer than average Grey Heron Oystercatcher Tree Sparrow
Collared Dove Average +/- 25% Grey Partridge >100% more than average Peregrine Result not available Treecreeper
Common Crossbill Grey Wagtail Pheasant >50% fewer than average Tufted Duck 25-50% fewer than average
Common Gull >50% fewer than average Greylag Goose Pied Wagtail Average +/- 25% Water Rail
Common Redpoll Hawfinch Result not available Pintail Waxwing
Common Sandpiper Hen Harrier Pochard Whooper Swan
Coot >50% fewer than average Herring Gull Raven Result not available Wigeon
Cormorant House Sparrow >100% more than average Red Kite Willow Tit Result not available
Corn Bunting Jack Snipe Red-breasted Merganser Woodcock
Crane Result not available Jackdaw >100% more than average Red-crested Pochard Woodlark Result not available
Curlew Jay Red-legged Partridge Woodpigeon 25-50% fewer than average
Dartford Warbler Result not available Kestrel Redshank Wren >50% fewer than average
Dipper Kingfisher Redwing 25-50% fewer than average Yellow-legged Gull
Dunlin Lapwing Reed Bunting Yellowhammer 25-50% fewer than average
Dunnock 25-100% more than average Lesser Black-backed Gull >50% fewer than average Ring Ouzel
Egyptian Goose Lesser Redpoll Ringed Plover
Feral Pigeon >50% fewer than average Lesser Spotted Woodpecker Result not available Robin 25-100% more than average