SU17P (Wroughton Reservoir)

Winter abundance 1995–2000

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