ST93J (Corton Down)

Winter abundance 2007–2012

Mute Swan Red Kite Little Owl Wren 25-50% fewer 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 Short-eared Owl Ring Ouzel
Canada Goose Buzzard 25-50% fewer than average Kingfisher Blackbird 25-50% fewer than average
Egyptian Goose Water Rail Green Woodpecker Fieldfare 25-50% fewer than average
Ruddy Shelduck Moorhen Great Spotted Woodpecker Song Thrush
Shelduck Coot Lesser Spotted Woodpecker Result not available Redwing 25-50% fewer than average
Mandarin Duck Crane Result not available Kestrel 25-50% fewer than average Mistle Thrush Average +/- 25%
Wigeon Great Bustard Result not available Merlin Robin >50% fewer than average
Gadwall Oystercatcher Peregrine Result not available Black Redstart
Teal Golden Plover Great Grey Shrike Stonechat >100% more than average
Mallard Lapwing Magpie >50% fewer than average Dunnock
Pintail Ringed Plover Jay House Sparrow
Shoveler Curlew Jackdaw >50% fewer than average Tree Sparrow
Red-crested Pochard Black-tailed Godwit Rook >100% more than average Grey Wagtail
Pochard Dunlin Carrion Crow Average +/- 25% Pied Wagtail
Tufted Duck Common Sandpiper Raven Result not available Meadow Pipit 25-100% more than average
Scaup Green Sandpiper Goldcrest Brambling >100% more than average
Goldeneye Redshank Firecrest Chaffinch >50% fewer than average
Smew Jack Snipe Blue Tit >50% fewer than average Hawfinch Result not available
Red-breasted Merganser Woodcock Great Tit >50% fewer than average Bullfinch
Goosander Snipe Coal Tit Greenfinch
Ruddy Duck Black-headed Gull 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 Common Crossbill
Cormorant Herring Gull >100% more than average Cetti's Warbler Goldfinch 25-50% fewer than average
Bittern Yellow-legged Gull Long-tailed Tit 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 >100% more than average Waxwing
Little Grebe Collared Dove Nuthatch
Great Crested Grebe Barn Owl Treecreeper