Recording Area: North & South basins, causeway & surrounding banks.
| Species | Comments | Reference |
|---|---|---|
| Mute Swan | 1st rec 17/10/2004 | LBR 2004 |
| Bewick's Swan | 1st rec 08/01/1949 | LBR 1949 |
| Whooper Swan | 1st rec 01/01/1979 | LBR 1979 |
| Snow Goose | ||
| Bean Goose | 1st rec 10/02/1940 | LBR 1940 |
| Pink-footed Goose | ||
| White-fronted Goose | 1st rec 23/11/1947 | LBR 1947 |
| Greylag Goose | 1st rec 08/04/2006 | LNHS database |
| Canada Goose | 1st rec 22/09/1976 | LBR 1976 |
| Barnacle Goose | ||
| Brent Goose | 1st rec 10/03/1962 | LBR 1962 |
| Red-breasted Goose | ||
| Egyptian Goose | 1st rec 15/08/1996 | LBR 1996 |
| Common Shelduck | 1st rec 1983 | LBR 1983 |
| Mandarin Duck | ||
| Eurasian Wigeon | 1st rec 1996 | LBR 1996 |
| Gadwall | 1st rec 1997 | LBR 1997 |
| Common Teal | 1st rec 1996 | LBR 1996 |
| Green-winged Teal | 1st rec 23/04/2005 | LBR 2005 |
| Mallard | 1st rec 1996 | LBR 1996 |
| Pintail | scarce; 1st rec 01/01/1930 | LN 1930 |
| Garganey | 1st rec 29/04/1956 | LBR 1956 |
| Blue-winged Teal | ||
| Shoveler | 1st rec 1996 | LBR 1996 |
| Red-crested Pochard | 1st rec 27/03/1989 | LBR 1989 |
| Pochard | 1st rec 1996 | LBR 1996 |
| Ring-necked Duck | ||
| Ferruginous Duck | rare; 1st rec: 24/09/1928 | London Naturalist 1928 |
| Tufted Duck | 1st rec 1996 | LBR 1996 |
| Greater Scaup | scarce; 1st rec 02/03/1930 | LN 1930 |
| Lesser Scaup | ||
| Eider | 1st rec 28/04/1986 | LBR 1986 |
| King Eider | ||
| Long-tailed Duck | rare; 1st rec 06/11/1932 | LN 1932 |
| Common Scoter | scarce; 1st rec 29/03/1930 | LN 1930 |
| Velvet Scoter | rare; 1st rec 13/12/1927 | London Naturalist 1928 |
| Goldeneye | 1st rec 1996 | LBR 1996 |
| Smew | rare; 1st rec 29/12/1928 | London Naturalist 1928 |
| Red-breasted Merganser | rare; 1st rec 19/02/1931 | LN 1931 |
| Goosander | winter visitor | LN 1930 |
| Ruddy Duck | 1st rec 07/02/1965 | LBR 1965 |
| Black Grouse | ||
| Red-legged Partridge | 1st rec 15/03/1936 | LBR 1936 |
| Grey Partridge | ||
| Quail | ||
| Pheasant | 1st rec 22/10/2006 | LNHS database |
| Red-throated Diver | rare; 1st rec 20/11/1932 | LN 1932 |
| Black-throated Diver | rare; 1st rec 06/12/1927 | London Naturalist 1928 |
| Great Northern Diver | scarce; 1st rec 06/11/1927 | London Naturalist 1928 |
| Pied-billed Grebe | ||
| Little Grebe | 1st rec 16/09/2006 | LNHS database |
| Great Crested Grebe | 1st rec 15/01/2006 | LNHS database |
| Red-necked Grebe | rare; 1st rec 01/12/1928 | London Naturalist 1928 |
| Slavonian Grebe | rare; 1st rec 18/11/1928 | London Naturalist 1928 |
| Black-necked Grebe | annual visitor | Birds of London |
| Fulmar | 1st rec 04/03/1962 | LBR 1962 |
| Manx Shearwater | 1st rec 11/09/1963 | LBR 1963 |
| Balearic Shearwater | ||
| Macaronesian Shearwater | ||
| European Storm-petrel | 1st rec 11/11/1950 | LBR 1950 |
| Leach's Storm-petrel | 1st rec 03/11/1952 | LBR 1952 |
| Gannet | 1st rec 18/06/1950 | LBR 1950 |
| Cormorant | 1st rec 015/01/2006 | LNHS database |
| Shag | scarce; 1st rec 18/02/1931 | LN 1931 |
| Bittern | 1st rec 07/11/1982 | LBR 1982 |
| Little Bittern | ||
| Night Heron | ||
| Squacco Heron | ||
| Cattle Egret | ||
| Little Egret | 1st rec 15/05/1994 | LBR 1994 |
| Great White Egret | ||
| Grey Heron | 1st rec 14/05/2006 | LNHS database |
| Purple Heron | 1st rec 19/07/1967 | LBR 1967 |
| Black Stork | ||
| White Stork | 1st rec 24/04/1993 | LBR 1993 |
| Glossy Ibis | ||
| Spoonbill | 1st rec 07/10/1989 | LBR 1989 |
| Honey Buzzard | 1st rec 17/09/2006 | LBR 2006 |
| Black Kite | ||
| Red Kite | 1st rec 06/04/1996 | LBR 1996 |
| White-tailed Eagle | ||
| Marsh Harrier | 1st rec 16/05/1983 | LBR 1983 |
| Hen Harrier | 1st rec 28/09/1966 | LBR 1966 |
| Montagu's Harrier | 1st rec 07/05/1979 | LBR 1979 |
| Goshawk | 1st rec 16/06/1957 | LBR 1957 |
| Sparrowhawk | 1st rec 14/01/2006 | LNHS database |
| Common Buzzard | 1st rec 16/03/2009 | LNHS database |
| Rough-legged Buzzard | ||
| Golden Eagle | ||
| Osprey | 1st rec 12/08/1951 | LBR 1951 |
| Lesser Kestrel | ||
| Kestrel | 1st rec 16/04/2006 | LNHS database |
| Red-footed Falcon | ||
| Merlin | 1st rec 15/04/1938 | LBR 1938 |
| Hobby | 1st rec 02/06/1962 | LBR 1962 |
| Gyr Falcon | ||
| Peregrine Falcon | 1st rec 20/02/1957 | LBR 1957 |
| Water Rail | 1st rec 28/03/1965 | LBR 1965 |
| Spotted Crake | ||
| Little Crake | ||
| Baillon's Crake | ||
| Corncrake | ||
| Moorhen | 1st rec 20/04/2006 | LNHS database |
| Common Coot | 1st rec 15/01/2006 | LNHS database |
| Common Crane | ||
| Great Bustard | ||
| Oystercatcher | 1st rec 17/08/1965 | LBR 1965 |
| Black-winged Stilt | ||
| Avocet | 1st rec 09/01/1967 | LBR 1967 |
| Stone-curlew | ||
| Cream-coloured Courser | ||
| Collared Pratincole | 1st rec 19/06/1983 | LBR 1983 |
| Little Ringed Plover | Bred 1978 | LBR 1978 |
| Ringed Plover | scarce; 1st rec 06/10/1928 | London Naturalist 1928 |
| Killdeer | ||
| Kentish Plover | 1st rec 09/04/1978 | LBR 1978 |
| Dotterel | 1st rec 11/09/1977 | LBR 1977 |
| American Golden Plover | ||
| Pacific Golden Plover | ||
| Golden Plover | scarce; 1st rec 03/10/1931 | LN 1931 |
| Grey Plover | scarce; 1st rec 20/12/1930 | LN 1930 |
| Sociable Plover | ||
| White-tailed Lapwing | ||
| Lapwing | 1st rec 08/01/1983 | LBR 1983 |
| Knot | 1st rec 14/10/1952 | LBR 1952 |
| Sanderling | scarce; 1st rec 04/09/1928 | London Naturalist 1928 |
| Western Sandpiper | ||
| Little Stint | 1st rec 04/09/1938 | LBR 1938 |
| Temminck's Stint | 1st rec 16/05/1978 | LBR 1978 |
| White-rumped Sandpiper | ||
| Baird's Sandpiper | 1st rec 14/10/1982 | LBR 1982 |
| Pectoral Sandpiper | 1st rec 30/09/1982 | LBR 1982 |
| Sharp-tailed Sandpiper | 1st rec 06/08/1976 | LBR 1976 |
| Curlew Sandpiper | 1st rec 28/08/1954 | LBR 1954 |
| Purple Sandpiper | 1st rec 29/11/1936 | LBR 1936 |
| Dunlin | 1st rec 1978 | LBR 1978 |
| Broad-billed Sandpiper | ||
| Buff-breasted Sandpiper | 1st rec 14/09/1977 | LBR 1977 |
| Ruff | 1st rec 24/04/1938 | LBR 1938 |
| Jack Snipe | 1st rec 14/09/1985 | LBR 1985 |
| Common Snipe | 1st rec Aug 1976 | LBR 1976 |
| Great Snipe | ||
| Long-billed Dowitcher | 1st rec 01/10/1977 | LBR 1977 |
| Woodcock | ||
| Black-tailed Godwit | 1st rec 27/04/1939 | LBR 1939 |
| Bar-tailed Godwit | 1st rec 04/09/1955 | LBR 1955 |
| Whimbrel | 1st rec 05/05/1956 | LBR 1956 |
| Curlew | scarce; 1st rec 09/05/1931 | LN 1931 |
| Spotted Redshank | rare; 1st rec 23/09/1928 | LN 1930 |
| Redshank | 1st rec 1975 | LBR 1975 |
| Marsh Sandpiper | ||
| Greenshank | 1st rec 17/08/1952 | LBR 1952 |
| Lesser Yellowlegs | 1st rec 26/09/1953 | LBR 1953 |
| Solitary Sandpiper | ||
| Green Sandpiper | 1st rec 21/08/1938 | LBR 1938 |
| Wood Sandpiper | 1st rec 29/08/1948 | LBR 1948 |
| Common Sandpiper | 1st rec Apr 1990 | LBR 1990 |
| Spotted Sandpiper | ||
| Turnstone | 1st rec 24/05/1936 | LBR 1936 |
| Wilson's Phalarope | 1st rec 14/09/1983 | LBR 1983 |
| Red-necked Phalarope | 1st rec 03/06/1983 | LBR 1983 |
| Grey Phalarope | rare; 1st rec 15/08/1928 | London Naturalist 1928 |
| Pomarine Skua | 1st rec 04/10/1985 | LBR 1985 |
| Arctic Skua | 1st rec 24/04/1948 | LBR 1948 |
| Long-tailed Skua | 1st rec 06/09/1985 | LBR 1985 |
| Great Skua | rare; 1st rec 14/02/1931 | LN 1931 |
| Mediterranean Gull | 1st rec 21/09/1965 | LBR 1966 |
| Laughing Gull | ||
| Franklin's Gull | ||
| Little Gull | 1st rec 31/03/2014 | LBR 2014 |
| Sabine's Gull | 1st rec 11/09/1950 | LBR 1950 |
| Bonaparte's Gull | 1st rec 30/05/2014 | LBR 2014 |
| Black-headed Gull | Bred 2014 | LBR 2014 |
| Ring-billed Gull | 1st rec 28/11/1982 | LBR 1982 |
| Common Gull | 1st rec 30/03/2014 | LBR 2014 |
| Lesser Black-backed Gull | 1st rec Aug 2004 | LBR 2004 |
| Yellow-legged Gull | 1st rec 1983 | LBR 1983 |
| Caspian Gull | 1st rec 15/11/2002 | LBR 2002 |
| Herring Gull | 1st rec 16/05/2014 | LBR 2014 |
| Iceland Gull | 1st rec 22/04/1983 | LBR 1983 |
| Glaucous-winged Gull | ||
| Glaucous Gull | 1st rec 09/02/1934 | LN 1934 |
| Slaty-backed Gull | ||
| Great Black-backed Gull | 1st rec 15/11/2002 | LBR 2002 |
| Kittiwake | 1st rec 22/11/1936 | LBR 1936 |
| Sooty Tern | 1st rec 18/08/1971 | LBR 1971 |
| Bridled Tern | ||
| Little Tern | 1st rec 22/05/1936 | LBR 1936 |
| Gull-billed Tern | ||
| Caspian Tern | 1st rec 29/07/1979 | LBR 1979 |
| Whiskered Tern | 1st rec 24/06/1961 | LBR 1961 |
| Black Tern | 1st rec 27/04/1964 | LBR 1964 |
| White-winged Black Tern | 1st rec 16/08/1964 | LBR 1964 |
| Sandwich Tern | 1st rec 03/05/1933 | LN 1933 |
| Common Tern | 1st rec 01/05/1965 | LBR 1965 |
| Roseate Tern | 1st rec 17/05/1968 | LBR 1968 |
| Arctic Tern | 1st rec 10/10/1937 | LBR 1937 |
| Guillemot | 1st rec 09/03/1983 | LBR 1983 |
| Razorbill | ||
| Little Auk | 1st rec 28/11/1928 | London Naturalist 1928 |
| Puffin | 1st rec 02/10/1955 | LBR 1955 |
| Black Guillemot | ||
| Pallas's Sandgrouse | ||
| Rock Dove | ||
| Stock Dove | 1st rec 06/09/2009 | LNHS database |
| Woodpigeon | ||
| Collared Dove | ||
| Turtle Dove | ||
| Oriental Turtle Dove | ||
| Ring-necked Parakeet | 1st rec 30/1/1983 | LBR 1983 |
| Cuckoo | ||
| Yellow-billed Cuckoo | ||
| Barn Owl | 1st rec 27/01/1934 | LN 1934 |
| Scops Owl | ||
| Snowy Owl | ||
| Little Owl | ||
| Tawny Owl | ||
| Long-eared Owl | ||
| Short-eared Owl | 1st rec 11/03/1984 | LBR 1984 |
| Tengmalm's Owl | ||
| Nightjar | ||
| Common Nighthawk | ||
| Swift | 1st rec 18/04/2006 | LNHS database |
| Alpine Swift | 1st rec 19/09/1975 | LBR 1975 |
| Kingfisher | 1st rec 28/04/2006 | LNHS database |
| Bee-eater | 1st rec 30/04/1963 | LBR 1964 |
| Roller | 1st rec 26/09/1959 | LBR 1959 |
| Hoopoe | 1st rec 14/04/1965 | LBR 1966 |
| Wryneck | 1st rec 12/09/1993 | LBR 1993 |
| Green Woodpecker | 1st rec 08/04/2000 | LNHS database |
| Great Spotted Woodpecker | 1st rec 02/06/2005 | LNHS database |
| Lesser Spotted Woodpecker | ||
| Short-toed Lark | ||
| Crested Lark | ||
| Woodlark | 1st rec 18/10/1992 | LBR 1992 |
| Skylark | 1st rec 16/01/2005 | LNHS database |
| Shore Lark | ||
| Sand Martin | 1st rec 20/03/2005 | LNHS database |
| Swallow | 1st rec 25/09/1999 | LBR 1999 |
| House Martin | 1st rec 10/08/1996 | LBR 1996 |
| Red-rumped Swallow | 1st rec 06/05/1996 | LBR 1996 |
| Richard's Pipit | 1st rec 10/04/1956 | LBR 1956 |
| Tawny Pipit | 1st rec 03/05/1990 | LBR 1990 |
| Olive-backed Pipit | ||
| Tree Pipit | ||
| Meadow Pipit | 1st rec 16/01/2005 | LNHS database |
| Red-throated Pipit | 1st rec 17/04/1964 | LBR 1964 |
| Rock Pipit | 1st rec 01/11/1959 | LBR 1959 |
| Water Pipit | 1st rec 15/10/1949 | LBR 1949 |
| Buff-bellied Pipit | ||
| Yellow Wagtail | 1st rec 31/08/1996 | LBR 1996 |
| Citrine Wagtail | ||
| Grey Wagtail | 1st rec 26/02/2005 | LNHS database |
| Pied Wagtail | 1st rec 25/03/2005 | LNHS database |
| Waxwing | ||
| Dipper | ||
| Wren | ||
| Dunnock | ||
| Alpine Accentor | ||
| Robin | ||
| Nightingale | rare; 1st rec 01/05/1931 | LN 1931 |
| Bluethroat | ||
| Black Redstart | 1st rec Jan 1986 | LBR 1986 |
| Common Redstart | 1st rec 28/09/1997 | LBR 1997 |
| Whinchat | 1st rec 29/11/1998 | LBR 1998 |
| Stonechat | 1st rec 14/08/1994 | LBR 1994 |
| Northern Wheatear | 1st rec 03/04/1994 | LBR 1994 |
| Desert Wheatear | ||
| Grey-cheeked Thrush | ||
| Ring Ouzel | 1st rec 26/03/1951 | LBR 1951 |
| Blackbird | ||
| Naumann's Thrush | ||
| Fieldfare | 1st rec 22/11/2005 | LNHS database |
| Song Thrush | ||
| Redwing | 1st rec 30/10/2012 | LNHS database |
| Mistle Thrush | ||
| American Robin | ||
| Cetti's Warbler | ||
| Grasshopper Warbler | 1st rec 23/04/1932 | LN 1932 |
| Savi's Warbler | ||
| Aquatic Warbler | ||
| Sedge Warbler | 1st rec 18/04/2006 | LNHS database |
| Paddyfield Warbler | ||
| Blyth's Reed Warbler | ||
| Marsh Warbler | ||
| Reed Warbler | ||
| Icterine Warbler | 1st rec 09/08/1965 | LBR 1966 |
| Melodious Warbler | ||
| Dartford Warbler | 1st rec 08/10/1978 | LBR 1978 |
| Subalpine Warbler | ||
| Sardinian Warbler | ||
| Barred Warbler | ||
| Lesser Whitethroat | 1st rec 02/05/2005 | LNHS database |
| Common Whitethroat | 1st rec 12/09/2005 | LNHS database |
| Garden Warbler | ||
| Blackcap | 1st rec 30/09/2014 | LNHS database |
| Pallas's Warbler | ||
| Yellow-browed Warbler | ||
| Hume's Warbler | ||
| Radde's Warbler | ||
| Dusky Warbler | ||
| Wood Warbler | 1st rec 24/04/1934 | LBR 1936 |
| Chiffchaff | 1st rec 10/01/2009 | LNHS database |
| Iberian Chiffchaff | ||
| Willow Warbler | 1st rec 01/04/2006 | LNHS database |
| Goldcrest | 1st rec 13/10/2012 | LNHS database |
| Firecrest | ||
| Spotted Flycatcher | ||
| Red-breasted Flycatcher | ||
| Pied Flycatcher | ||
| Bearded Tit | ||
| Long-tailed Tit | 1st rec 03/07/2014 | LNHS database |
| Blue Tit | 1st rec 18/09/2014 | LNHS database |
| Great Tit | ||
| Crested Tit | ||
| Coal Tit | ||
| Willow Tit | ||
| Marsh Tit | ||
| Nuthatch | ||
| Treecreeper | ||
| Short-toed Treecreeper | ||
| Penduline Tit | ||
| Golden Oriole | ||
| Isabelline Shrike | ||
| Red-backed Shrike | 1st rec 23/06/1934 | LN 1934 |
| Brown Shrike | ||
| Lesser Grey Shrike | ||
| Great Grey Shrike | 1st rec 07/03/1964 | LBR 1964 |
| Woodchat Shrike | ||
| Jay | ||
| Magpie | ||
| Nutcracker | ||
| Jackdaw | 1st rec 11/10/2014 | LNHS database |
| Rook | 1st rec 01/01/2009 | LNHS database |
| Carrion Crow | 1st rec 16/04/2014 | LNHS database |
| Hooded Crow | rare; 1st rec 21/11/1931 | LN 1931 |
| Raven | ||
| Starling | 1st rec 10/05/2006 | LNHS database |
| Rose-coloured Starling | ||
| House Sparrow | 1st rec 09/02/2014 | LNHS database |
| Tree Sparrow | rare; 1st rec 11/08/1932 | LN 1932 |
| Chaffinch | ||
| Brambling | 1st rec 05/11/2006 | LNHS database |
| Serin | ||
| Greenfinch | ||
| Goldfinch | 1st rec 07/10/2009 | LNHS database |
| Siskin | 1st rec 08/02/2014 | LNHS database |
| Linnet | 1st rec 05/02/2005 | LNHS database |
| Twite | 1st rec 02/04/1953 | LBR 1953 |
| Lesser Redpoll | 1st rec 13/10/2009 | LNHS database |
| Mealy Redpoll | ||
| Arctic Redpoll | ||
| Two-barred Crossbill | ||
| Common Crossbill | ||
| Parrot Crossbill | ||
| Common Rosefinch | ||
| Pine Grosbeak | ||
| Bullfinch | ||
| Hawfinch | ||
| Lapland Bunting | 1st rec 13/04/1958 | LBR 1958 |
| Snow Bunting | rare; 1st rec 20/11/1929 | LN 1930 |
| Pine Bunting | ||
| Yellowhammer | ||
| Cirl Bunting | 1st rec 15/10/1949 | LBR 1949 |
| Ortolan Bunting | ||
| Rustic Bunting | ||
| Little Bunting | 1st rec 07/04/1956 | LBR 1956 |
| Reed Bunting | 1st rec 30/01/2005 | LNHS database |
| Black-headed Bunting | ||
| Corn Bunting | ||
| TOTAL: | 213 |