Summary of the Year 2021
Site year list to 31st December (records by bird wardens Mark Hynam & Nigel Milbourne, plus those reported):
Osprey
- Pheasant (1st January)
- Canada Goose (1st January)
- Greylag Goose (24th January)
- Mute Swan (1st January)
- Bewick's Swan (13th December)
- Whooper Swan (4th November)
- Egyptian Goose (6th July)
- Common Shelduck (16th June)
- South African Shelduck (21st July) - Category E
- Garganey (2nd April per Andy Mears)
- Shoveler (1st January)
- Gadwall (1st January)
- Wigeon (1st January)
- Mallard (1st January)
- Pintail (1st January)
- Teal (1st January)
- Green-winged Teal (6th December)
- Red-crested Pochard (24th December per Avon Birds)
- Pochard (1st January)
- Tufted Duck (1st January)
- Scaup (6th October)
- Goldeneye (1st January)
- Goosander (2nd January)
- Swift (25th April)
- Cuckoo (30th May)
- Feral Pigeon (3rd January)
- Stock Dove (1st January)
- Woodpigeon (1st January)
- Collared Dove (15th January)
- Water Rail (1st January)
- Moorhen (1st January)
- Coot (1st January)
- Little Grebe (1st January)
- Great Crested Grebe (1st January)
- Black-necked Grebe (27th March)
- Oystercatcher (16th May)
- Lapwing (15th January)
- Ringed Plover (per Mike O'Connor, 12th February)
- Curlew (4th August)
- Black-tailed Godwit (25th July)
- Knot (13th September)
- Ruff (29th August)
- Dunlin (9th February)
- Snipe (1st January)
- Common Sandpiper (1st January)
- Green Sandpiper (18th April)
- Redshank (29th July)
- Wood Sandpiper (24th August)
- Greenshank (4th August)
- Black-headed Gull (1st January)
- Mediterranean Gull (21st February)
- Common Gull (1st January)
- Great Black-backed Gull (1st January)
- Herring Gull (1st January)
- Yellow-legged Gull (9th August)
- Lesser Black-backed Gull (2nd January)
- Common Tern (7th June)
- Black Tern (17th July)
- Arctic Skua (13th October)
- Cormorant (1st January)
- Spoonbill (21st September)
- Cattle Egret (1st January)
- Grey Heron (1st January)
- Great White Egret (2nd January)
- Little Egret (1st January)
- Osprey (per Ross Fairley, 6th April)
- Sparrowhawk (2nd January)
- Marsh Harrier (per Ross Fairley, 7th February)
- Red Kite (8th February)
- White-tailed Eagle (13th April)* Radio-tracked bird not seen by any observers.
- Buzzard (1st January)
- Barn Owl (3rd February)
- Tawny Owl (1st January)
- Kingfisher (9th February)
- Great Spotted Woodpecker (1st January)
- Green Woodpecker (15th February)
- Kestrel (21st March)
- Hobby (20th April)
- Peregrine (10th January)
- Jay (3rd January)
- Magpie (1st January)
- Jackdaw (1st January)
- Rook (1st January)
- Carrion Crow (1st January)
- Raven (4th January)
- Coal Tit (1st January)
- Blue Tit (1st January)
- Great Tit (1st January)
- Cetti's Warbler (23rd March)
- Sand Martin (24th March)
- Swallow (27th March)
- House Martin (3rd April)
- Long-tailed Tit (1st January)
- Willow Warbler (29th March)
- Chiffchaff (1st January)
- Sedge Warbler (22nd April)
- Reed Warbler (4th April)
- Blackcap (21st March)
- Garden Warbler (22nd April)
- Lesser Whitethroat (29th July)
- Common Whitethroat (26th April)
- Goldcrest (1st January)
- Wren (1st January)
- Nuthatch (4th January)
- Treecreeper (1st January)
- Starling (1st January)
- Blackbird (1st January)
- Fieldfare (1st January)
- Redwing (1st January)
- Song Thrush (1st January)
- Mistle Thrush (2nd January)
- Spotted Flycatcher (31st May)
- Robin (1st January)
- Pied Flycatcher (11th April)
- Redstart (13th April)
- Whinchat (29th August)
- Stonechat (1st January)
- Wheatear (9th August)
- House Sparrow (2nd January)
- Dunnock (1st January)
- Yellow Wagtail (31st August)
- Grey Wagtail (15th January)
- Pied Wagtail (1st January) & White Wagtail (24th March)
- Meadow Pipit (1st January)
- Chaffinch (1st January)
- Brambling (12th December)
- Bullfinch (1st January)
- Greenfinch (15th February)
- Linnet (1st January)
- Lesser Redpoll (6th November)
- Goldfinch (1st January)
- Siskin (1st April)
- Reed Bunting (15th February)