SU25L (Collingbourne Ducis)

Winter abundance 2007–2012

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