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Field Trips are cancelled until further notice.

ST87A (Colerne)

Summer abundance 1995–2000

Woodpigeon 25-50% fewer than average Cuckoo Great Crested Grebe Little Owl
Chaffinch 25-50% fewer than average Bullfinch 25-100% more than average Sand Martin Little Ringed Plover
Blackbird 25-100% more than average Moorhen Willow Tit Result not available Long-eared Owl Result not available
Wren 25-50% fewer than average Green Woodpecker 25-50% fewer than average Grasshopper Warbler Marsh Harrier
Robin 25-50% fewer than average Garden Warbler Mandarin Duck Mediterranean Gull
Blue Tit Average +/- 25% Jay Redstart Montagu's Harrier Result not available
Carrion Crow Average +/- 25% Coal Tit Barn Owl Nightingale
Great Tit Average +/- 25% Lapwing Black Redstart Nightjar
Jackdaw 25-100% more than average Sparrowhawk Black-headed Gull Osprey
Swallow >50% fewer than average Spotted Flycatcher Black-tailed Godwit Oystercatcher
Dunnock Average +/- 25% Treecreeper Cetti's Warbler Peregrine Result not available
Magpie Average +/- 25% Red-legged Partridge Common Crossbill Pied Flycatcher
Rook >50% fewer than average Lesser Whitethroat 25-50% fewer than average Common Gull Pochard
Starling 25-100% more than average Feral Pigeon >50% fewer than average Common Sandpiper Raven Result not available
Greenfinch Average +/- 25% Grey Partridge Common Tern Red Kite
Pheasant 25-50% fewer than average Nuthatch Cormorant Red-crested Pochard
Blackcap >50% fewer than average Meadow Pipit Crane Result not available Redshank
Skylark >50% fewer than average Grey Heron Curlew Ring Ouzel
Whitethroat Corn Bunting Dartford Warbler Result not available Ringed Plover
Chiffchaff >50% fewer than average Marsh Tit Dipper Ruddy Duck
Yellowhammer >50% fewer than average Coot Egyptian Goose Ruddy Shelduck
Goldfinch Sedge Warbler Firecrest Shelduck
Song Thrush Average +/- 25% Reed Bunting Gadwall Shoveler
Willow Warbler >50% fewer than average Mute Swan Garganey Siskin
Linnet >50% fewer than average Canada Goose Goshawk Result not available Snipe
House Sparrow >100% more than average Grey Wagtail Great Bustard Result not available Stone-curlew Result not available
Collared Dove 25-100% more than average Little Grebe Great White Egret Tawny Owl
Stock Dove Average +/- 25% Tufted Duck Green Sandpiper Teal
Swift >50% fewer than average Tree Pipit Greylag Goose Water Rail
House Martin Average +/- 25% Yellow Wagtail Hawfinch Result not available Wheatear
Pied Wagtail Average +/- 25% Whinchat Hen Harrier Wood Warbler
Mistle Thrush Average +/- 25% Turtle Dove Herring Gull Woodcock
Kestrel Hobby Result not available Honey-buzzard Result not available Woodlark Result not available
Buzzard Reed Warbler Hoopoe Wryneck
Long-tailed Tit Kingfisher Lesser Black-backed Gull Yellow-legged Gull
Goldcrest Tree Sparrow Lesser Redpoll
Great Spotted Woodpecker 25-50% fewer than average Quail Lesser Spotted Woodpecker Result not available
Mallard Stonechat Little Egret
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