BOU Name Common Name Scientific Name Summary Data Required Order Code
Brant Goose Brent Goose Branta bernicla Very common winter visitor and passage migrant. 1000
Dark-bellied Brent Goose Dark-bellied Brent Goose Branta bernicla bernicla Very common winter visitor and passage migrant. Counts of 250+. Assessment of numbers of juveniles as a percentage of flocks. Early and late dates. Comments on large numbers arriving early/departing late. All inland and inner Thames records 1010
Pale-bellied Brent Goose Pale-bellied Brent Goose Branta bernicla hrota Scarce annual visitor. All records. 1020
Black Brant Black Brant Branta bernicla nigricans Very scarce visitor, but annual in recent years. Description (to include how hybrid was eliminated) 1030
Red-breasted Goose Red-breasted Goose Branta ruficollis Vagrant, the true status of which is blurred by frequent escapes from captivity. Description. 1050
Canada Goose Canada Goose Branta canadensis An introduced resident with a stable breeding population. Breeding survey data and trends and unusual breeding records. Counts of 50+. 1100
Barnacle Goose Barnacle Goose Branta leucopsis Scarce winter visitor but fast increasing feral population. All records. 1150
Snow Goose Snow Goose Anser caerulescens 1200
Greylag Goose Greylag Goose Anser anser An introduced resident. Breeding survey data and trends and unusual breeding records. Counts of 50+. 1250
Bean Goose Bean Goose Anser fabalis Very scarce, but usually annual winter visitor. 1300
Taiga Bean Goose Taiga Bean Goose Anser fabalis fabalis Description 1310
Tundra Bean Goose Tundra Bean Goose Anser fabalis rossicus Very scarce, but usually annual winter visitor. Notes. 1320
Pink-footed Goose Pink-footed Goose Anser brachyrhynchus Scarce winter visitor and passage migrant. Notes. 1350
Greater White-fronted Goose White-fronted Goose Anser albifrons Winter visitor and passage migrant in variable numbers. All records. 1400
Lesser White-fronted Goose Lesser White-fronted Goose Anser erythropus Description. 1450
Mute Swan Mute Swan Cygnus olor Common resident with a stable breeding population. All breeding records. Counts of 50+. 1500
Tundra Swan Bewick's Swan Cygnus columbianus Regular winter visitor and passage migrant All records. 1550
Whooper Swan Whooper Swan Cygnus cygnus Scarce but regular winter visitor and passage migrant. All records. 1600
Egyptian Goose Egyptian Goose Alopochen aegyptiaca Scarce resident; increasing. Becoming a regular breeder in small numbers. All records. 1650
Common Shelduck Shelduck Tadorna tadorna Locally common breeding species, numbers greatly augmented in winter. All breeding records. All inland records. Coastal counts of 100+. 3100
Ruddy Shelduck Ruddy Shelduck Tadorna ferruginea Description. 3200
Mandarin Duck Mandarin Duck Aix galericulata Introduced resident - slowly increasing. All records. Sex. 3500
Baikal Teal Baikal Teal Sibirionetta formosa Description. 3550
Garganey Garganey Spatula querquedula Scarce passage migrant. Sporadic breeder. All records. Age/sex. 3600
Blue-winged Teal Blue-winged Teal Spatula discors Description. 3650
Northern Shoveler Shoveler Spatula clypeata Passage migrant and winter visitor, with a small breeding population. All breeding records. Counts of 20+. 3700
Gadwall Gadwall Mareca strepera Slowly increasing winter visitor and passage migrant. Stable breeding population. All breeding records. Counts of 20+. 3750
Eurasian Wigeon Wigeon Mareca penelope Common, often abundant, winter visitor and passage migrant. Erratic breeder. All breeding records. Counts of 50+. 3800
American Wigeon American Wigeon Mareca americana Vagrant. Description. 3900
Mallard Mallard Anas platyrhynchos Common and widespread resident, winter visitor and passage migrant. Breeding survey data and trends and unusual breeding records. Counts of 50+. 4300
Northern Pintail Pintail Anas acuta Passage migrant and winter visitor. Occasionally breeds. All breeding records. Counts of 20+ and all inner Thames records. 4500
Eurasian Teal Teal Anas crecca Common winter visitor and passage migrant. Very scarce breeding species. All breeding records. Counts of 100+. 4550
Green-winged Teal Green-winged Teal Anas carolinensis Vagrant. Description. 4600
Red-crested Pochard Red-crested Pochard Netta rufina Scarce (feral) resident, uncommon passage migrant and winter visitor. All records. Sex. 5100
Canvasback Canvasback Aythya valisineria Description. 5300
Common Pochard Pochard Aythya ferina Common winter visitor and passage migrant with a small breeding population. All breeding records. Counts of 20+. 5400
Ferruginous Duck Ferruginous Duck Aythya nyroca Description. 5700
Ring-necked Duck Ring-necked Duck Aythya collaris Vagrant. Description. 5750
Tufted Duck Tufted Duck Aythya fuligula Common winter visitor and passage migrant with a stable breeding population. All breeding records. Counts of 50+. 5800
Greater Scaup Scaup Aythya marila Winter visitor and passage migrant, usually in small numbers. Occasionally summers. All records. Age/sex. 5900
Lesser Scaup Lesser Scaup Aythya affinis Description 6000
King Eider King Eider Somateria spectabilis Vagrant: one record. Description. 6400
Common Eider Eider Somateria mollissima Winter visitor and passage migrant with small numbers in summer. All records. Age/sex. 6450
Surf Scoter Surf Scoter Melanitta perspicillata Vagrant. Description. 7400
Velvet Scoter Velvet Scoter Melanitta fusca Scarce winter visitor and passage migrant. Rare in summer. All records. 7500
Common Scoter Common Scoter Melanitta nigra Winter visitor and passage migrant. Red list species. All records. Age/sex. (RED LIST SPECIES) 7550
Long-tailed Duck Long-tailed Duck Clangula hyemalis Declining winter visitor and passage migrant. All records. Age/sex. 7600
Common Goldeneye Goldeneye Bucephala clangula Common winter visitor, a few usually summer. All records. Age/sex. 7900
Smew Smew Mergellus albellus Uncommon winter visitor occurring in variable numbers. All records. Age/sex. 8100
Common Merganser Goosander Mergus merganser Winter visitor. All records. Age/sex. 8400
Red-breasted Merganser Red-breasted Merganser Mergus serrator Winter visitor and passage migrant. Occasionally summers. All records. Age/sex. Inland-notes 8450
Ruddy Duck Ruddy Duck Oxyura jamaicensis Uncomon non-breeding visitor. All records. 8700
Red-legged Partridge Red-legged Partridge Alectoris rufa Fairly common and widespread introduced resident. Breeding survey data and trends and unusual breeding records. Counts of 10+. 9800
Grey Partridge Grey Partridge Perdix perdix Much declined now scarce resident. All records. (RED LIST SPECIES) 10000
Common Quail Quail Coturnix coturnix Scarce summer visitor and passage migrant, subject to influxes. Red List species. All records. (RED LIST SPECIES) 10200
Common Pheasant Pheasant Phasianus colchicus Common and widespread introduced resident. Breeding survey data and trends and unusual breeding records. Counts of 30+. 10400
Red-throated Loon Red-throated Diver Gavia stellata Common winter visitor and passage migrant. All records. Plumage e.g. Summer/winter 11100
Black-throated Loon Black-throated Diver Gavia arctica Uncommon winter visitor and passage migrant. All records. Plumage e.g. Summer/winter 11200
Great Northern Loon Great Northern Diver Gavia immer Scarce winter visitor and passage migrant. All records. Plumage e.g. Summer/winter 11300
European Storm Petrel Storm Petrel Hydrobates pelagicus Description. 15100
Leach's Storm Petrel Leach's Petrel Oceanodroma leucorhoa Scarce, principally autumn passage migrant. Notes. 15300
Northern Fulmar Fulmar Fulmarus glacialis Fairly common non-breeding visitor and passage migrant. All records. 15350
Cory's Shearwater Cory's Shearwater Calonectris borealis Description 15400
Sooty Shearwater Sooty Shearwater Ardenna grisea Uncommon passage migrant. Notes. 15410
Great Shearwater Great Shearwater Ardenna gravis Description. 15420
Manx Shearwater Manx Shearwater Puffinus puffinus Uncommon, principally autumn, passage migrant. All records. 15450
Balearic Shearwater Balearic Shearwater Puffinus mauretanicus Very rare passage migrant. Description. 15500
Little Grebe Little Grebe Tachybaptus ruficollis Fairly common resident, passage migrant and winter visitor. All breeding records. Counts of 10+. 15600
Red-necked Grebe Red-necked Grebe Podiceps grisegena Uncommon winter visitor and passage migrant. All records. Plumage e.g. Summer/winter 15650
Great Crested Grebe Great Crested Grebe Podiceps cristatus Fairly common resident, passage migrant and winter visitor. All breeding records. Counts of 10+. 15700
Horned Grebe Slavonian Grebe Podiceps auritus Scarce winter visitor and passage migrant. All records. Plumage e.g. Summer/winter 15750
Black-necked Grebe Black-necked Grebe Podiceps nigricollis Scarce passage migrant and winter visitor. All records. Plumage e.g. Summer/winter 15800
Black Stork Black Stork Ciconia nigra Very rare passage migrant. Description. 15850
White Stork White Stork Ciconia ciconia Very rare passage migrant. Description. 15900
Glossy Ibis Glossy Ibis Plegadis falcinellus Former vagrant, now an annual visitor. Description 15950
Eurasian Spoonbill Spoonbill Platalea leucorodia Increasing non-breeding visitor. Annual in recent years. All records. 16000
Eurasian Bittern Bittern Botaurus stellaris Uncommon but annual visitor and passage migrant. All records. (RED LIST SPECIES) 17200
American Bittern American Bittern Botaurus lentiginosus Vagrant. Description. 17300
Little Bittern Little Bittern Ixobrychus minutus Description. 17500
Black-crowned Night Heron Night Heron Nycticorax nycticorax Description. 17800
Squacco Heron Squacco Heron Ardeola ralloides Vagrant. Description. 18200
Cattle Egret Cattle Egret Bubulcus ibis Very rare. Notes. 18400
Grey Heron Grey Heron Ardea cinerea Common resident, winter visitor and passage migrant. All breeding records. Counts of 10+. 18600
Purple Heron Purple Heron Ardea purpurea Very rare passage migrant. Description. 18700
Great Egret Great White Egret Ardea alba Rare but increasing. Notes. 18800
Little Egret Little Egret Egretta garzetta Increasingly common resident, passage migrant and winter visitor; first bred in 2000. All breeding records. Counts of 10+ 18900
Northern Gannet Gannet Morus bassanus Common passage migrant. All records. Age. 19000
European Shag Shag Phalacrocorax aristotelis Fairly common winter visitor and passage migrant. All records. Age. 19100
Great Cormorant Cormorant Phalacrocorax carbo Common resident, winter visitor and passage migrant. All breeding records. Counts of 20+. 19200
Osprey Osprey Pandion haliaetus Uncommon, but increasing, passage migrant. All records. 20000
Egyptian Vulture Egyptian Vulture Neophron percnopterus Description. 20100
European Honey-buzzard Honey Buzzard Pernis apivorus Uncommon passage migrant. Description. 20200
Greater Spotted Eagle Greater Spotted Eagle Clanga clanga Description 20300
Eurasian Sparrowhawk Sparrowhawk Accipiter nisus Widespread and increasingly common resident and passage migrant following rapid range expansion. All records. Age/sex. 20400
Northern Goshawk Goshawk Accipiter gentilis Uncommon resident and passage migrant. First bred in 2006. Description. 20500
Western Marsh Harrier Marsh Harrier Circus aeruginosus Uncommon summer visitor, breeding annually since 1999, common passage migrant and winter visitor. All records. Age/sex. (AMBER LIST SPECIES) 20600
Hen Harrier Hen Harrier Circus cyaneus Winter visitor and passage migrant. Red List species. All records. Age/ sex (RED LIST SPECIES) 20700
Pallid Harrier Pallid Harrier Circus macrourus Description. 20800
Montagu's Harrier Montagu's Harrier Circus pygargus Scarce passage migrant. Has bred. Description. To include notes on elimination of Pallid Harrier. 20900
Red Kite Red Kite Milvus milvus Uncommon but increasing passage migrant and potential resident. Red List species. All records. (RED LIST SPECIES) 21000
Black Kite Black Kite Milvus migrans Very rare passage migrant. Description. 21100
White-tailed Eagle White-tailed Eagle Haliaeetus albicilla Description. 21200
Rough-legged Buzzard Rough-legged Buzzard Buteo lagopus Scarce winter visitor. Description. 21300
Common Buzzard Buzzard Buteo buteo Rapidly increasing visitor at all seasons. Recent colonist. All records. Age. 21400
Great Bustard Great Bustard Otis tarda Description. 22000
Little Bustard Little Bustard Tetrax tetrax Description. 22100
Water Rail Water Rail Rallus aquaticus Scarce resident, winter visitor and passage migrant. All records. 23000
Corn Crake Corncrake Crex crex Very rare passage migrant. Description (RED LIST SPECIES) 23100
Little Crake Little Crake Porzana parva Description. 23200
Baillon's Crake Baillon's Crake Porzana pusilla Description. 23300
Spotted Crake Spotted Crake Porzana porzana A very rare passage migrant. Description. 23400
Common Moorhen Moorhen Gallinula chloropus Very common resident and passage migrant. All breeding records. Counts of 10+. 23500
Common Coot Coot Fulica atra A common resident, passage migrant and winter visitor. All breeding records. Counts of 50+. 23600
Common Crane Crane Grus grus Rare visitor: less than annual. Notes. 23700
Eurasian Stone-curlew Stone-curlew Burhinus oedicnemus Formerly bred, now very rare passage migrant. Notes. 23800
Eurasian Oystercatcher Oystercatcher Haematopus ostralegus Resident, passage migrant and winter visitor. All breeding records. All inland and inner Thames records. Counts of 50+ elsewhere 23900
Black-winged Stilt Black-winged Stilt Himantopus himantopus Very rare passage migrant. Description. 24000
Pied Avocet Avocet Recurvirostra avosetta Increasing summer visitor, passage migrant and winter visitor. All records. 24100
Northern Lapwing Lapwing Vanellus vanellus Declining breeding population. Numerous passage migrant and winter visitor. All breeding records. All other records May to July. Counts of 100+ rest of year. 24200
Sociable Lapwing Sociable Plover Vanellus gregarius Description 24300
European Golden Plover Golden Plover Pluvialis apricaria Common passage migrant and winter visitor. All records May to July. Counts of 50+ rest of year. 24400
Pacific Golden Plover Pacific Golden Plover Pluvialis fulva Description 24500
American Golden Plover American Golden Plover Pluvialis dominica Vagrant. Description. 24600
Grey Plover Grey Plover Pluvialis squatarola Common winter visitor and passage migrant. All records May to July. Counts of 100+ rest of year. All inland and inner Thames records. 24700
Common Ringed Plover Ringed Plover Charadrius hiaticula Resident passage migrant and winter visitor. All breeding records. All inland records. Counts of 50+ elsewhere. 24800
Little Ringed Plover Little Ringed Plover Charadrius dubius Summer resident and passage migrant. All records. 24900
Kentish Plover Kentish Plover Charadrius alexandrinus Description 25000
Greater Sand Plover Greater Sand Plover Charadrius leschenaultii Description 25100
Eurasian Dotterel Dotterel Charadrius morinellus Description. 25200
Whimbrel Whimbrel Numenius phaeopus Common passage migrant. Occasional winter visitor. All records. 25300
Eurasian Curlew Curlew Numenius arquata Common passage migrant and winter visitor. All inland and inner Thames records. Counts of 50+ elsewhere 25400
Bar-tailed Godwit Bar-tailed Godwit Limosa lapponica Common passage migrant and winter visitor. A few usually summer. All records from May to July. Counts of 50+ rest of year. All inland and inner Thames records. 25500
Black-tailed Godwit Black-tailed Godwit Limosa limosa Much increased passage migrant and winter visitor. All possible breeding records. All records June to July. Counts of 30+ rest of year. Race of spring-plumaged birds. All inland and inner Thames records. (RED LIST SPECIES) 25600
Ruddy Turnstone Turnstone Arenaria interpres Passage migrant and winter visitor. All records May to July. Counts of 30+ rest of year. All inland and inner Thames records. 25700
Red Knot Knot Calidris canutus Winter visitor and passage migrant. Small numbers usually present in summer. All records May to July. Counts of 100+ rest of year. All inland and inner Thames records. 25800
Ruff Ruff Calidris pugnax Common passage migrant and winter visitor. All records. 25900
Broad-billed Sandpiper Broad-billed Sandpiper Calidris falcinellus Description 30000
Stilt Sandpiper Stilt Sandpiper Calidris himantopus Description 30100
Curlew Sandpiper Curlew Sandpiper Calidris ferruginea Passage migrant, rare in spring, regular in autumn in variable numbers. All records. 30200
Temminck's Stint Temminck's Stint Calidris temminckii Description 30300
Sanderling Sanderling Calidris alba Winter visitor and passage migrant. Occasional in summer. All records May to July. Counts of 20+ rest of year. All inland and inner Thames records. 30400
Dunlin Dunlin Calidris alpina Very common passage migrant and winter visitor. All records May to July. Counts of 100+ rest of year. All inland and inner Thames records. 30500
Purple Sandpiper Purple Sandpiper Calidris maritima Winter visitor and passage migrant in small numbers. All records. 30600
Baird's Sandpiper Baird's Sandpiper Calidris bairdii Description 30700
Little Stint Little Stint Calidris minuta Regular autumn passage migrant, very scarce in spring. Occasional winters. All records. 30800
White-rumped Sandpiper White-rumped Sandpiper Calidris fuscicollis Description 30900
Buff-breasted Sandpiper Buff-breasted Sandpiper Calidris subruficollis Description 31000
Pectoral Sandpiper Pectoral Sandpiper Calidris melanotos Rare passage migrant, mainly in autumn. Description. 31100
Semipalmated Sandpiper Semipalmated Sandpiper Calidris pusilla Description 31200
Western Sandpiper Western Sandpiper Calidris mauri Description 31300
Long-billed Dowitcher Long-billed Dowitcher Limnodromus scolopaceus Vagrant. Description. 31400
Eurasian Woodcock Woodcock Scolopax rusticola Regular passage migrant and winter visitor. Small breeding population. All records. 31500
Jack Snipe Jack Snipe Lymnocryptes minimus Scarce passage migrant and winter visitor. All records. 31600
Great Snipe Great Snipe Gallinago media Description 31700
Common Snipe Snipe Gallinago gallinago All breeding records. Counts of 10+ 31800
Terek Sandpiper Terek Sandpiper Xenus cinereus Description 31900
Wilson's Phalarope Wilson's Phalarope Phalaropus tricolor Description 32000
Red-necked Phalarope Red-necked Phalarope Phalaropus lobatus Very scarce passage migrant. Notes. (RED LIST SPECIES) 32100
Red Phalarope Grey Phalarope Phalaropus fulicarius Notes. 32200
Common Sandpiper Common Sandpiper Actitis hypoleucos Common passage migrant. A few winter. All records. 32300
Spotted Sandpiper Spotted Sandpiper Actitis macularius Description 32400
Green Sandpiper Green Sandpiper Tringa ochropus Common passage migrant and much increased winter visitor. All records. 32500
Solitary Sandpiper Solitary Sandpiper Tringa solitaria Description 32600
Lesser Yellowlegs Lesser Yellowlegs Tringa flavipes Vagrant. Description. 32700
Common Redshank Redshank Tringa totanus Resident, passage migrant and winter visitor. All breeding records. All inland records. Counts of 50+ elsewhere. 32800
Marsh Sandpiper Marsh Sandpiper Tringa stagnatilis Description 32900
Wood Sandpiper Wood Sandpiper Tringa glareola Scarce passage migrant. All records. 33000
Spotted Redshank Spotted Redshank Tringa erythropus Regular passage migrant. A few winter. All records. 33100
Common Greenshank Greenshank Tringa nebularia Common passage migrant, a few winter. All records. 33200
Greater Yellowlegs Greater Yellowlegs Tringa melanoleuca Description 33300
Cream-coloured Courser Cream-coloured Courser Cursorius cursor Description. 33400
Collared Pratincole Collared Pratincole Glareola pratincola Description. 33500
Oriental Pratincole Oriental Pratincole Glareola maldivarum Description. 33600
Black-winged Pratincole Black-winged Pratincole Glareola nordmanni Description 33700
Black-legged Kittiwake Kittiwake Rissa tridactyla Winter visitor and passage migrant; a few usually during summer. All records. Age 34000
Sabine's Gull Sabine's Gull Xema sabini Scarce, almost annual visitor, mainly in autumn. Description. 34100
Bonaparte's Gull Bonaparte's Gull Chroicocephalus philadelphia Description 34200
Common Black-headed Gull Black-headed Gull Chroicocephalus ridibundus Abundant resident and passage migrant. All breeding records. Counts of 500+. 34300
Little Gull Little Gull Hydrocoloeus minutus Regular passage migrant. All records. Age. 34400
Laughing Gull Laughing Gull Leucophaeus atricilla Description 34500
Franklin's Gull Franklin's Gull Leucophaeus pipixcan Description 34600
Mediterranean Gull Mediterranean Gull Ichthyaetus melanocephalus Increasing year round visitor. Breeds in small numbers. All records. Age. 34700
Mew Gull Common Gull Larus canus Common passage migrant and winter visitor. All records. May to August. Otherwise counts of 250+ 34800
Ring-billed Gull Ring-billed Gull Larus delawarensis Description. 34900
Great Black-backed Gull Great Black-backed Gull Larus marinus Winter visitor and passage migrant. Small non-breeding population in summer. All records May to August. Otherwise counts of 100+. 35000
Glaucous Gull Glaucous Gull Larus hyperboreus Uncommon winter visitor and passage migrant. Description. 35100
Iceland Gull Iceland Gull Larus glaucoides Scarce winter visitor and passage migrant. Description. 35200
Thayer's Gull Thayer's Gull Larus glaucoides thayeri Vagrant. 35205
Kumlien's Gull Kumlien's Gull Larus glaucoides kumlieni 35210
Herring Gull Herring Gull Larus argentatus Common winter visitor and passage migrant. Present all year. Breeds in small numbers. All breeding records. Counts 50+ May to August. Otherwise counts of 200+. Counts in roosts of argenteus and argentatus. 35300
Caspian Gull Caspian Gull Larus cachinnans Scarce, but increasing visitor. Notes from Thames; description from other areas. 35400
Yellow-legged Gull Yellow-legged Gull Larus michahellis Late summer visitor to the R. Thames. Scarce elsewhere and at other times. All records, notes away from Thames outside of peak July to October period. 35500
Lesser Black-backed Gull Lesser Black-backed Gull Larus fuscus Common passage migrant. Present all year. Breeds in increasing numbers. All breeding records. Counts of 50+ May to August. Otherwise counts of 200+ 35600
Gull-billed Tern Gull-billed Tern Gelochelidon nilotica Vagrant. Description. 35700
Caspian Tern Caspian Tern Hydroprogne caspia Vagrant. Description. 35800
Sandwich Tern Sandwich Tern Thalasseus sandvicensis Local summer visitor and passage migrant. All records. Age. 35900
Little Tern Little Tern Sternula albifrons Summer visitor and passage migrant; declining. All records. Age. 36000
Bridled Tern Bridled Tern Onychoprion anaethetus Vagrant. Description. 36100
Roseate Tern Roseate Tern Sterna dougallii Rare passage migrant. Description (RED LIST SPECIES) 36200
Common Tern Common Tern Sterna hirundo Summer resident and passage migrant. All breeding records. All inland records. Early and late dates. Counts of 20+. 36300
Arctic Tern Arctic Tern Sterna paradisaea Passage migrant. All records. Age. 36400
Forster's Tern Forster's Tern Sterna forsteri Vagrant. Description. 36500
Whiskered Tern Whiskered Tern Chlidonias hybrida Vagrant. Description. 36600
White-winged Tern White-winged Black Tern Chlidonias leucopterus Very scarce passage migrant. Description. 36700
Black Tern Black Tern Chlidonias niger Regular passage migrant. All records. Age. 36800
Great Skua Great Skua Stercorarius skua Late autumn passage migrant. Scarce at other times. All records. Age. 36900
Pomarine Jaeger Pomarine Skua Stercorarius pomarinus Late autumn passage migrant. Scarce at other times. Notes to include details of age, weather conditions, distance, optics, experience. 37000
Parasitic Jaeger Arctic Skua Stercorarius parasiticus Autumn passage migrant. Scarce at other times. All records. Age. 37100
Long-tailed Jaeger Long-tailed Skua Stercorarius longicaudus Very scarce autumn passage migrant. Description to include details of age, weather conditions, distance, optics, experience. 37200
Little Auk Little Auk Alle alle Scarce winter visitor, but subject to periodic influxes. All records. 37300
Common Murre Guillemot Uria aalge Passage migrant and winter visitor. All records. 37400
Razorbill Razorbill Alca torda Uncommon passage migrant and winter visitor. All records. 37500
Black Guillemot Black Guillemot Cepphus grylle Vagrant. Description. 37600
Atlantic Puffin Puffin Fratercula arctica Very scarce winter visitor and passage migrant. Notes. All records. 37700
Rock Dove / Feral Pigeon Rock Dove / Feral Pigeon Columba livia Common and widespread resident. Breeding survey data and trends and unusual breeding records. Counts of 50+. 40100
Stock Dove Stock Dove Columba oenas Resident and passage migrant. All breeding records. Counts of 20+. Notes on nesting sites, ie: natural or man made. 40200
Common Wood Pigeon Wood Pigeon Columba palumbus Breeding survey data and trends and unusual breeding records. Counts of 250+ 40300
European Turtle Dove Turtle Dove Streptopelia turtur Summer resident and passage migrant. Red list species. All records. (RED LIST SPECIES) 40400
Eurasian Collared Dove Collared Dove Streptopelia decaocto Common resident. Breeding survey data and trends and unusual breeding records. Counts of 50+. 40500
Common Cuckoo Cuckoo Cuculus canorus Summer resident and passage migrant. All breeding records. Identity of parasitised species. Early and late dates. Records of hepatic phase. 40600
Barn Owl Barn Owl Tyto alba Local resident, primarily in low lying coastal areas. All records. 40700
Dark-breasted Barn Owl Dark-breasted Barn Owl Tyto alba guttata All records. 40701
Eurasian Scops Owl Scops Owl Otus scops Vagrant. Description. 40800
Snowy Owl Snowy Owl Bubo scandiacus Vagrant. Description. 40900
Tawny Owl Tawny Owl Strix aluco All records. 41000
Little Owl Little Owl Athene noctua Fairly common and widespread resident. All records. 41100
Boreal Owl Tengmalm's Owl Aegolius funereus Vagrant. Description. 41200
Long-eared Owl Long-eared Owl Asio otus Scarce resident, regular passage migrant and winter visitor. All records. 41300
Short-eared Owl Short-eared Owl Asio flammeus Rare breeder, coastal passage migrant and winter visitor. All records. 41400
European Nightjar Nightjar Caprimulgus europaeus Rare passage migrant and summer visitor. Description (RED LIST SPICIES) 41500
White-throated Needletail Needle-tailed Swift Hirundapus caudacutus Description 41600
Alpine Swift Alpine Swift Tachymarptis melba Very rare passage migrant. Description. 41700
Common Swift Swift Apus apus Common summer resident and passage migrant. All breeding data, trends and unusual records. Early and late dates. Counts of 100+ 41800
Pallid Swift Pallid Swift Apus pallidus Description 41900
European Roller Roller Coracias garrulus Description 42000
Common Kingfisher Kingfisher Alcedo atthis Resident and passage migrant. All records. 42100
European Bee-eater Bee-eater Merops apiaster Very rare Summer visitor and passage migrant. Description. 42200
Eurasian Hoopoe Hoopoe Upupa epops Scarce Spring and Autumn passage migrant. Notes. 42300
Eurasian Wryneck Wryneck Jynx torquilla Uncommon passage migrant, mainly in autumn. Notes. All records (RED LIST SPECIES) 42400
Lesser Spotted Woodpecker Lesser Spotted Woodpecker Dryobates minor Scarce resident. All records. Age/sex. (RED LIST SPECIES) 42500
Great Spotted Woodpecker Great Spotted Woodpecker Dendrocopos major Resident and scarce passage migrant. Breeding season data, trends and unusual records. 42600
European Green Woodpecker Green Woodpecker Picus viridis Resident. Breeding season data, trends and unusual records. 42700
Lesser Kestrel Lesser Kestrel Falco naumanni Description 42800
Common Kestrel Kestrel Falco tinnunculus Widespread but declining resident with some seasonal movement. All breeding records. Counts of 5+ 42900
Red-footed Falcon Red-footed Falcon Falco vespertinus Description. 43000
Eleonora's Falcon Eleonora's Falcon Falco eleonorae Description. 43100
Merlin Merlin Falco columbarius Increasing winter visitor and passage migrant. Red list species. All records. Age/ sex (RED LIST SPECIES) 43300
Peregrine Falcon Peregrine Falcon Falco peregrinus Uncommon but increasing winter visitor, passage migrant and breeding resident; first bred 1998. All records. Age/sex. 43400
Rose-ringed Parakeet Ring-necked Parakeet Psittacula krameri Scarce but increasing resident and visitor. First confirmed breeding in 2004. All records. Sex. 43500
Red-backed Shrike Red-backed Shrike Lanius collurio Uncommon passage migrant, mainly in autumn. Notes. Age/sex. (RED LIST SPICIES) 43600
Daurian Shrike Isabelline Shrike Lanius isabellinus Description, including racial characters. 43700
Lesser Grey Shrike Lesser Grey Shrike Lanius minor Description. 43800
Great Grey Shrike Great Grey Shrike Lanius excubitor Scarce passage migrant and winter visitor. Description. 43900
Woodchat Shrike Woodchat Shrike Lanius senator Description. 44000
Eurasian Golden Oriole Golden Oriole Oriolus oriolus Very scarce passage migrant and summer visitor. Has bred. Description. 44100
Eurasian Jay Jay Garrulus glandarius Common resident, passage migrant and winter visitor. Breeding survey data, trends and unusual records. Records/counts indicative of migration or passage. 44200
Eurasian Magpie Magpie Pica pica Common resident. Breeding survey data, trends and unusual records. Records/counts indicative of migration or passage. Counts of 20+. 44300
Spotted Nutcracker Nutcracker Nucifraga caryocatactes Description. 44400
Red-billed Chough Chough Pyrrhocorax pyrrhocorax Description. 44500
Western Jackdaw Jackdaw Coloeus monedula Common resident, passage migrant and winter visitor. Breeding survey data, trends and unusual records. Records/counts indicative of migration or passage. Counts of 50+ 44600
Rook Rook Corvus frugilegus Common resident, passage migrant and winter visitor. Breeding survey data, trends and unusual records. Records/counts indicative of migration or passage. Counts of 100+ 44700
Carrion Crow Carrion Crow Corvus corone Common resident and migrant. Breeding survey data, trends and unusual records. Records/counts indicative of migration or passage. Counts of 50+ 44800
Hooded Crow Hooded Crow Corvus cornix Rare visitor. Notes. To include notes on how Carrion x Hooded Crow hybrid was eliminated. 44900
Northern Raven Raven Corvus corax Rare visitor. Notes.(all records outside LNHS area) 45000
Bohemian Waxwing Waxwing Bombycilla garrulus An almost annual winter visitor and passage migrant in variable numbers. All records. 45100
Coal Tit Coal Tit Periparus ater Common resident. Breeding survey data, trends and unusual records. Records/counts indicative of migration or passage. 45200
European Crested Tit Crested Tit Lophophanes cristatus Description. 45300
Marsh Tit Marsh Tit Poecile palustris Scarce, sedentary resident. All records. (RED LIST SPECIES) 45400
Willow Tit Willow Tit Poecile montanus Description (RED LIST SPECIES) 45500
Blue Tit Blue Tit Cyanistes caeruleus Abundant resident. Passage migrant in small numbers. Breeding survey data, trends and unusual records. Records/counts indicative of migration or passage. 45600
Great Tit Great Tit Parus major Very common resident. Passage migrant in small numbers. Breeding survey data, trends and unusual records. Records/counts indicative of migration or passage. 45700
Eurasian Penduline Tit Penduline Tit Remiz pendulinus Description. 45800
Pallas's Sandgrouse Pallas's Sandgrouse Syrrhaptes paradoxus Description 45900
Bearded Reedling Bearded Tit Panurus biarmicus Scarce winter visitor and passage migrant. Erratic breeding population All records. Age/sex. 45900
Wood Lark Woodlark Lullula arborea Uncommon passage migrant. Formerly bred. Notes (RED LIST SPECIES) 46000
Sky Lark Skylark Alauda arvensis Common resident, passage migrant and winter visitor. All records. (RED LIST SPECIES). 46100
Horned Lark Shore Lark Eremophila alpestris Scarce but annual visitor and passage migrant. All records. 46200
Greater Short-toed Lark Short-toed Lark Calandrella brachydactyla Vagrant. Description. 46300
Sand Martin Sand Martin Riparia riparia Locally common summer visitor and passage migrant. Breeding survey data, trends and unusual records. Early and late dates. Counts of 100+. 46400
Barn Swallow Swallow Hirundo rustica Common summer visitor and passage migrant. Breeding survey data, trends and unusual records. Early and late dates. Counts of 100+. 46500
Common House Martin House Martin Delichon urbicum Common summer visitor and passage migrant. Breeding survey data, trends and unusual records. Early and late dates. Counts of 50+ 46600
Red-rumped Swallow Red-rumped Swallow Cecropis daurica Description 46700
Cetti's Warbler Cetti's Warbler Cettia cetti Locally common and increasing breeding resident. All records. 46800
Long-tailed Tit Long-tailed Tit Aegithalos caudatus Common resident. Breeding survey data, trends and unusual records. Records/counts indicative of migration or passage. 46900
Willow Warbler Willow Warbler Phylloscopus trochilus Common but declining summer resident and passage migrant. Breeding survey data, trends and unusual records. Counts of 10+ indicative of migration or passage. All winter records. 47000
Common Chiffchaff Chiffchaff Phylloscopus collybita Abundant summer resident and passage migrant. Uncommon winter visitor. Breeding survey data, trends and unusual records. Counts of 10+ indicative of migration or passage. All winter records. 47100
Siberian Chiffchaff Siberian Chiffchaff Phylloscopus collybita tristis Vagrant. Very Rare 47100
Western Bonelli's Warbler Western Bonelli's Warbler Phylloscopus bonelli 47200
Wood Warbler Wood Warbler Phylloscopus sibilatrix Rare summer resident and uncommon passage migrant. All records. 47300
Dusky Warbler Dusky Warbler Phylloscopus fuscatus Description 47400
Radde's Warbler Radde's Warbler Phylloscopus schwarzi Description 47500
Pallas's Leaf Warbler Pallas's Warbler Phylloscopus proregulus Description 47600
Yellow-browed Warbler Yellow-browed Warbler Phylloscopus inornatus Scarce passage migrant. Notes. 47700
Hume's Leaf Warbler Hume's Warbler Phylloscopus humei Description 47800
Arctic Warbler Arctic Warbler Phylloscopus borealis Vagrant. Description. 47900
Greenish Warbler Greenish Warbler Phylloscopus trochiloides Description 48000
Great Reed Warbler Great Reed Warbler Acrocephalus arundinaceus Description 48100
Aquatic Warbler Aquatic Warbler Acrocephalus paludicola Description (RED LIST SPECIES) 48200
Sedge Warbler Sedge Warbler Acrocephalus schoenobaenus Common summer resident and passage migrant. All breeding records, trends and unusual records. Counts indicative of migration or passage. Early and late dates. 48300
Paddyfield Warbler Paddyfield Warbler Acrocephalus agricola Description 48400
Blyth's Reed Warbler Blyth's Reed Warbler Acrocephalus dumetorum Description 48500
Eurasian Reed Warbler Reed Warbler Acrocephalus scirpaceus All breeding records, trends and unusual records. Counts indicative of migration or passage. Early and late dates. 48600
Marsh Warbler Marsh Warbler Acrocephalus palustris Very rare migrant and occasional breeder. Description (RED LIST SPECIES) 48700
Booted Warbler Booted Warbler Iduna caligata Description. 48800
Melodious Warbler Melodious Warbler Hippolais polyglotta Description 48900
Icterine Warbler Icterine Warbler Hippolais icterina Description 49000
Common Grasshopper Warbler Grasshopper Warbler Locustella naevia All records. (RED LIST SPECIES) 49100
Savi's Warbler Savi's Warbler Locustella luscinioides Description (RED LIST SPECIES) 49200
Eurasian Blackcap Blackcap Sylvia atricapilla Breeding survey data, trends and unusual records. Counts of 10+ indicative of migration or passage. All winter records. 49300
Garden Warbler Garden Warbler Sylvia borin Declining summer resident and passage migrant. All breeding records, trends and unusual records. Counts indicative of migration or passage. Early and late dates. 49400
Barred Warbler Barred Warbler Sylvia nisoria Description 49500
Lesser Whitethroat Lesser Whitethroat Sylvia curruca Declining summer resident and passage migrant. All breeding records, trends and unusual records. Counts indicative of migration or passage. Early and late dates. 49600
Asian Desert Warbler Desert Warbler Sylvia nana Description 49700
Common Whitethroat Whitethroat Sylvia communis All breeding records, trends and unusual records. Counts indicative of migration or passage. Early and late dates. 49800
Dartford Warbler Dartford Warbler Sylvia undata Scarce visitor. Notes. (RED LIST SPECIES) 49900
Subalpine Warbler Subalpine Warbler Sylvia cantillans Description. This species may be split into two species. Eastern and Western Subalpine Warbler. Assign where possible foe submission to BBRC 50000
Firecrest Firecrest Regulus ignicapilla Uncommon passage migrant and winter visitor: breeds occasionally. All records. Sex. 50100
Goldcrest Goldcrest Regulus regulus Common resident, passage migrant and winter visitor. Breeding survey data, trends and unusual records. Counts of 5+ indicative of migration or passage. 50200
Winter Wren Wren Troglodytes troglodytes Abundant and widespread resident. Breeding survey data, breeding trends and unusual breeding records. 50300
Eurasian Nuthatch Nuthatch Sitta europaea Sedentary resident, possibly declining. All records. 50400
Eurasian Treecreeper Treecreeper Certhia familiaris Common resident. All breeding records, trends and unusual records. Counts indicative of migration or passage. 50500
Short-toed Treecreeper Short-toed Treecreeper Certhia brachydactyla Description. 50600
Northern Mockingbird Northern Mockingbird Mimus polyglottos Description 50700
Rosy Starling Rose-coloured Starling Pastor roseus Description. 50800
Common Starling Starling Sturnus vulgaris Abundant but declining resident, passage migrant and winter visitor. Red List species. All records. (RED LIST SPECIES) 50900
Scaly Thrush White's Thrush Zoothera aurea Description. 51000
Ring Ouzel Ring Ouzel Turdus torquatus Passage migrant. All records. Age/sex. (RED LIST SPECIES) 51100
Common Blackbird Blackbird Turdus merula Abundant resident, passage migrant and winter visitor. Breeding survey data, trends and unusual records. Records/counts indicative of migration or passage. 51200
Red-throated Thrush Red-throated Thrush Turdus ruficollis Description. 51300
Naumann's Thrush Naumann's Thrush Turdus naumanni Description 51400
Fieldfare Fieldfare Turdus pilaris Common winter visitor and passage migrant. Has summered. Counts of 50+. Early and late dates including unusual numbers at atypical times of year. Summering records. 51500
Redwing Redwing Turdus iliacus Common winter visitor and passage migrant. Counts of 50+. Early and late dates including unusual numbers at atypical times of year. Summering records. 51600
Song Thrush Song Thrush Turdus philomelos Common resident, passage migrant and winter visitor. All records (RED LIST SPECIES). Notes on breeding habitat. 51700
Mistle Thrush Mistle Thrush Turdus viscivorus Locally common resident and partial migrant. All breeding records. Counts of 20+. 51800
Spotted Flycatcher Spotted Flycatcher Muscicapa striata Declining summer resident and passage migrant. All records. (RED LIST SPECIES). Notes on breeding habitat. 51900
European Robin Robin Erithacus rubecula Abundant and widespread resident and passage migrant. Breeding survey data, trends and unusual records. Records/counts indicative of migration or passage. 52000
Bluethroat Bluethroat Luscinia svecica Very rare passage migrant. Description. 52100
Common Nightingale Nightingale Luscinia megarhynchos Summer resident and passage migrant. All records. 52200
Eurasian Pied Flycatcher Pied Flycatcher Ficedula hypoleuca Rare spring but fairly common autumn passage migrant. All records. Age/sex. 52300
Collared Flycatcher Collared Flycatcher Ficedula albicollis Description. 52400
Red-breasted Flycatcher Red-breasted Flycatcher Ficedula parva Description. 52500
Black Redstart Black Redstart Phoenicurus ochruros Small breeding and wintering population. Passage migrant in small numbers. All records. Age/sex. 52600
Common Redstart Redstart Phoenicurus phoenicurus Regular passage migrant in small numbers. Formerly bred. All records. Age/sex. 52700
Whinchat Whinchat Saxicola rubetra Regular passage migrant. Has bred. All records. Age/sex. 52800
European Stonechat Stonechat Saxicola rubicola Small breeding population. Regular passage migrant and winter visitor. All records. Age/sex. Notes on race. 52900
Siberian Stonechat Siberian Stonechat Saxicola maurus Vagrant. Description. 53000
Northern Wheatear Wheatear Oenanthe oenanthe Common passage migrant. Occasionally breeds. All records. Age/sex. 53100
Desert Wheatear Desert Wheatear Oenanthe deserti Description. 53200
Black-eared Wheatear Black-eared Wheatear Oenanthe hispanica Description. 53300
White-throated Dipper Dipper Cinclus cinclus Description. 53400
House Sparrow House Sparrow Passer domesticus Abundant resident. All counts of 50+. (RED LIST SPECIES). Notes on winter food sources. 53500
Eurasian Tree Sparrow Tree Sparrow Passer montanus Declining passage migrant. Bred until 1999. All records. (RED LIST SPECIES) 53600
Alpine Accentor Alpine Accentor Prunella collaris Vagrant. Description 53700
Dunnock Dunnock Prunella modularis Abundant and widespread resident. Breeding survey data, trends and unusual records. Records/counts indicative of migration or passage. 53800
Western Yellow Wagtail Yellow Wagtail Motacilla flava Declining summer visitor. All records. (AMBER LIST SPECIES). Notes on breeding habitat. 53900
Blue-headed Wagtail Blue-headed Wagtail Motacilla flava flava Uncommon passage migrant. All records. Age/sex. 53910
Citrine Wagtail Citrine Wagtail Motacilla citreola Vagrant. Description. 54000
Grey Wagtail Grey Wagtail Motacilla cinerea Increasing resident breeder and passage migrant. All records. Age/sex. 54100
White Wagtail White / Pied Wagtail Motacilla alba Breeding survey data, breeding trends and unusual breeding records. Counts of 20+ 54200
White Wagtail White Wagtail Motacilla alba alba Fairly common passage migrant. All records. 54210
Pied Wagtail Pied Wagtail Motacilla alba yarrellii Common resident and passage migrant. Breeding survey data, breeding trends and unusual breeding records. Counts of 20+. 54220
Richard's Pipit Richard's Pipit Anthus richardi Very rare passage migrant. Description. 54300
Tawny Pipit Tawny Pipit Anthus campestris Very rare passage migrant. Description. 54400
Meadow Pipit Meadow Pipit Anthus pratensis Common resident and passage migrant. All breeding records, trends and unusual records. Counts of 30+. Records/counts indicative of migration or passage. 54500
Tree Pipit Tree Pipit Anthus trivialis A rare and decreasing summer visitor and passage migrant. All records. 54600
Olive-backed Pipit Olive-backed Pipit Anthus hodgsoni Vagrant. Description. 54700
Red-throated Pipit Red-throated Pipit Anthus cervinus Vagrant. Description. 54800
Water Pipit Water Pipit Anthus spinoletta Scarce winter visitor and passage migrant. All records. 54900
Eurasian Rock Pipit Rock Pipit Anthus petrosus Winter visitor to coast. Scarce passage migrant inland. All records. 55000
Chaffinch Chaffinch Fringilla coelebs Common resident, passage migrant and winter visitor. Breeding survey data, trends and unusual records. Counts of 30+. Records/counts indicative of migration or passage. Notes on winter food sources. 55100
Brambling Brambling Fringilla montifringilla Uncommon passage migrant and winter visitor in variable numbers. All records. Age/sex. 55200
Hawfinch Hawfinch Coccothraustes coccothraustes Very uncommon and local resident. All records. Age/sex. 55300
Eurasian Bullfinch Bullfinch Pyrrhula pyrrhula Declining resident. All records. Age/sex. (RED LIST SPECIES) 55400
Trumpeter Finch Trumpeter Finch Bucanetes githagineus Description 55500
Common Rosefinch Common Rosefinch Carpodacus erythrinus Description 55600
European Greenfinch Greenfinch Chloris chloris Common but recently declined resident and passage migrant. Breeding survey data, trends and unusual records. Counts of 50+. Records/counts indicative of migration or passage. Notes on winter food sources. 55700
Twite Twite Linaria flavirostris Uncommon winter visitor and passage migrant. All records. (RED LIST SPECIES) 55800
Common Linnet Linnet Linaria cannabina Common but declined resident and passage migrant. All records (RED LIST SPECIES) Notes on winter food sources. 55900
Common Redpoll Mealy Redpoll Acanthis flammea Description 56000
Lesser Redpoll Lesser Redpoll Acanthis cabaret Formerly resident, now a scarce and decreasing passage migrant and winter visitor. All records. Age/sex. 56100
Arctic Redpoll Arctic Redpoll Acanthis hornemanni Very rare winter visitor. Description. 56200
Parrot Crossbill Parrot Crossbill Loxia pytyopsittacus Vagrant. Description. 56300
Red Crossbill Common Crossbill Loxia curvirostra Irregular visitor in variable numbers. All records. Age/sex. 56400
Two-barred Crossbill Two-barred Crossbill Loxia leucoptera Description. 56500
European Goldfinch Goldfinch Carduelis carduelis Common but declined resident and passage migrant. Breeding survey data, trends and unusual records. Counts of 50+. Records/counts indicative of migration or passage. Notes on winter food sources. 56600
European Serin Serin Serinus serinus Description. 56700
Eurasian Siskin Siskin Spinus spinus Locally common winter visitor and passage migrant. All records. Age/sex. 56800
Baltimore Oriole Baltimore Oriole Icterus galbula Description. 56900
Corn Bunting Corn Bunting Emberiza calandra Declining resident. All records. (RED LIST SPECIES). Notes on winter food sources. 57000
Yellowhammer Yellowhammer Emberiza citrinella Common but declining resident All records. (RED LIST SPECCIES). Notes on winter food sources. 57100
Pine Bunting Pine Bunting Emberiza leucocephalos Description. 57200
Eurasian Hobby Hobby Falco subbuteo Uncommon breeder but widespread summer visitor and passage migrant. All records. Age 57250
Ortolan Bunting Ortolan Bunting Emberiza hortulana Description. 57300
Cirl Bunting Cirl Bunting Emberiza cirlus Description (RED LIST SPECIES) 57400
Little Bunting Little Bunting Emberiza pusilla Description. 57500
Rustic Bunting Rustic Bunting Emberiza rustica Description. 57600
Yellow-breasted Bunting Yellow-breasted Bunting Emberiza aureola Description. 57700
Black-headed Bunting Black-headed Bunting Emberiza melanocephala Description. 57800
Common Reed Bunting Reed Bunting Emberiza schoeniclus Much declined resident, winter visitor and passage migrant. All records. (RED LIST SPECIES) Notes on winter food sources 57900
Lapland Longspur Lapland Bunting Calcarius lapponicus Uncommon winter visitor and passage migrant in varying numbers. Notes. Age/sex. 58000
Snow Bunting Snow Bunting Plectrophenax nivalis Locally common coastal migrant and winter visitor. All records. Age/sex. 58100
Rose-breasted Grosbeak Rose-breasted Grosbeak Pheucticus ludovicianus Description. 58200
Southern Grey Shrike Southern Grey Shrike Lanius meridionalis Description. 78900