SU27N (Aldbourne Warren Farm)

Winter abundance 2007–2012

Mute Swan Red Kite Little Owl Wren >50% fewer than average
Bewick's Swan Marsh Harrier Tawny Owl Starling >100% more than average
Whooper Swan Hen Harrier Long-eared Owl Result not available Dipper
Greylag Goose Sparrowhawk Short-eared Owl Ring Ouzel
Canada Goose Buzzard >50% fewer than average Kingfisher Blackbird >50% fewer than average
Egyptian Goose Water Rail Green Woodpecker Fieldfare 25-50% fewer than average
Ruddy Shelduck Moorhen Great Spotted Woodpecker 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 Average +/- 25% Mistle Thrush >50% fewer than average
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
Mallard Lapwing Magpie Dunnock >50% fewer than average
Pintail Ringed Plover Jay House Sparrow
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 25-100% more 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 Brambling
Goldeneye Redshank Firecrest Chaffinch Average +/- 25%
Smew Jack Snipe Blue Tit >50% fewer than average Hawfinch Result not available
Red-breasted Merganser Woodcock Great Tit Bullfinch
Goosander Snipe Coal Tit Greenfinch >50% fewer than average
Ruddy Duck Black-headed Gull Willow Tit Result not available Linnet
Red-legged Partridge >50% fewer than average Mediterranean Gull Marsh Tit Lesser Redpoll
Grey Partridge Common Gull Woodlark Result not available Common Redpoll
Pheasant Lesser Black-backed Gull >50% fewer than average Skylark Average +/- 25% Common Crossbill
Cormorant Herring Gull Cetti's Warbler Goldfinch >100% more than average
Bittern Yellow-legged Gull Long-tailed Tit Siskin
Cattle Egret Great Black-backed Gull Chiffchaff Yellowhammer 25-100% more than average
Little Egret Feral Pigeon Blackcap Reed Bunting
Great White Egret Stock Dove Dartford Warbler Result not available Corn Bunting 25-50% fewer than average
Grey Heron Woodpigeon >100% more than average Waxwing
Little Grebe Collared Dove Nuthatch
Great Crested Grebe Barn Owl Treecreeper