ST87A (Colerne)

Winter abundance 2007–2012

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