SU17P (Wroughton Reservoir)

Winter abundance 2007–2012

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