SU36A (Rivar)

Winter abundance 2007–2012

Mute Swan Red Kite 25-100% more than average Little Owl Wren 25-50% 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 25-50% fewer than average Short-eared Owl Ring Ouzel
Canada Goose Buzzard 25-100% more than average Kingfisher Blackbird Average +/- 25%
Egyptian Goose Water Rail Green Woodpecker Fieldfare >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 25-100% more than average
Mandarin Duck Crane Result not available Kestrel Average +/- 25% Mistle Thrush
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 >50% fewer than average Dunnock Average +/- 25%
Pintail Ringed Plover Jay 25-50% fewer than average 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 Average +/- 25% Pied Wagtail
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 25-50% fewer than average Hawfinch Result not available
Red-breasted Merganser Woodcock Great Tit 25-50% fewer than average Bullfinch 25-50% fewer than average
Goosander Snipe Coal Tit >50% fewer than average Greenfinch
Ruddy Duck Black-headed Gull Willow Tit Result not available Linnet
Red-legged Partridge 25-50% fewer than average Mediterranean Gull Marsh Tit >50% fewer than average Lesser Redpoll
Grey Partridge Common Gull Woodlark Result not available Common Redpoll
Pheasant >50% fewer than average Lesser Black-backed Gull >50% fewer than average Skylark 25-100% more than average Common Crossbill
Cormorant Herring Gull Cetti's Warbler Goldfinch 25-50% fewer than average
Bittern Yellow-legged Gull Long-tailed Tit >50% fewer than average Siskin
Cattle Egret Great Black-backed Gull Chiffchaff Yellowhammer Average +/- 25%
Little Egret Feral Pigeon Blackcap Reed Bunting
Great White Egret Stock Dove 25-100% more than average Dartford Warbler Result not available Corn Bunting
Grey Heron Woodpigeon Average +/- 25% Waxwing
Little Grebe Collared Dove >50% fewer than average Nuthatch
Great Crested Grebe Barn Owl Treecreeper