SU13Y (Porton)

Winter abundance 2007–2012

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

SU13Y species lists

Species sequence

Adjacent tetrads

SU13U SU13Z SU23E
SU13T

SU13Y

 SU23D
SU13S SU13X SU23C