This is the current (8th January 2018) British Ornithologist Union (BOU) list of species recorded in Great Britain. There are currently 610 species within Categories A, B and C of the British list. The full versions of the list can be viewed here. Rare species are shown in bold, these are species for which descriptions are required by the British Birds Rarities Committee (BBRC) From the 9th Edition (December 2017), the British List follows the International Ornithological Union’s (IOU) IOC World Bird List (Version 7.3).
Species highlighted in green are species that I still need for my British list, there are some easy wins here! My British list currently stands at 413 species.
Brent Goose
Red-breasted Goose
Canada Goose
Barnacle Goose
Cackling Goose
Snow Goose
Greylag Goose
Taiga Bean Goose
Pink-footed Goose
Tundra Bean Goose
White-fronted Goose
Lesser White-fronted Goose
Mute Swan
Bewick's Swan
Whooper Swan
Egyptian Goose
Shelduck
Ruddy Shelduck
Mandarin Duck
Baikal Teal
Garganey
Blue-winged Teal
Shoveler
Gadwall
Wigeon
American Wigeon
Mallard
Black Duck
Pintail
Teal
Green-winged Teal
Red-crested Pochard
Canvasback
Redhead
Pochard
Ferruginous Duck
Ring-necked Duck
Tufted Duck
Scaup
Lesser Scaup
Steller's Eider
King Eider
Eider
Harlequin Duck
Surf Scoter
Velvet Scoter
White-winged Scoter
Common Scoter
Black Scoter
Long-tailed Duck
Bufflehead
Goldeneye
Barrow's Goldeneye
Smew
Hooded Merganser
Goosander
Red-breasted Merganser
Ruddy Duck
Capercaillie
Black Grouse
Ptarmigan
Red Grouse
Red-legged Partridge
Grey Partridge
Quail
Pheasant
Golden Pheasant
Lady Amherst's Pheasant
Red-throated Diver
Black-throated Diver
Pacific Diver
Great Northern Diver
White-billed Diver
Wilson's Petrel
White-faced Storm Petrel
Black-browed Albatross
Atlantic Yellow-nosed Albatross
Storm Petrel
Swinhoe's Petrel
Leach's Petrel
Fulmar
Black-capped Petrel
Scopoli's Shearwater
Cory's Shearwater
Sooty Shearwater
Great Shearwater
Manx Shearwater
Yelkouan Shearwater
Balearic Shearwater
Barolo Shearwater
Little Grebe
Pied-billed Grebe
Red-necked Grebe
Great Crested Grebe
Slavonian Grebe
Black-necked Grebe
Red-billed Tropicbird
Black Stork
White Stork
Glossy Ibis
Spoonbill
Bittern
American Bittern
Little Bittern
Night-heron
Green Heron
Squacco Heron
Chinese Pond Heron
Cattle Egret
Grey Heron
Great Blue Heron
Purple Heron
Great White Egret
Snowy Egret
Little Egret
Ascension Frigatebird
Magnificent Frigatebird
Gannet
Red-footed Booby
Double-crested Cormorant
Shag
Cormorant
Osprey
Egyptian Vulture
Honey-buzzard
Short-toed Eagle
Spotted Eagle
Golden Eagle
Sparrowhawk
Goshawk
Marsh Harrier
Hen Harrier
Northern Harrier
Pallid Harrier
Montagu's Harrier
Red Kite
Black Kite
White-tailed Eagle
Rough-legged Buzzard
Buzzard
Great Bustard
Macqueen's Bustard
Little Bustard
Water Rail
Corncrake
Little Crake
Baillon's Crake
Spotted Crake
Sora Rail
Western Swamphen
Allen's Gallinule
American Purple Gallinule
Moorhen
Coot
American Coot
Sandhill Crane
Crane
Stone-curlew
Oystercatcher
Black-winged Stilt
Avocet
Lapwing
Sociable Plover
White-tailed Plover
Golden Plover
Pacific Golden Plover
American Golden Plover
Grey Plover
Ringed Plover
Semipalmated Plover
Little Ringed Plover
Killdeer
Kentish Plover
Lesser Sand Plover
Greater Sand Plover
Caspian Plover
Dotterel
Upland Sandpiper
Whimbrel
Little Whimbrel
Eskimo Curlew
Curlew
Bar-tailed Godwit
Black-tailed Godwit
Hudsonian Godwit
Turnstone
Great Knot
Knot
Ruff
Broad-billed Sandpiper
Sharp-tailed Sandpiper
Stilt Sandpiper
Curlew Sandpiper
Temminck's Stint
Long-toed Stint
Red-necked Stint
Sanderling
Dunlin
Purple Sandpiper
Baird's Sandpiper
Little Stint
Least Sandpiper
White-rumped Sandpiper
Buff-breasted Sandpiper
Pectoral Sandpiper
Semipalmated Sandpiper
Western Sandpiper
Long-billed Dowitcher
Short-billed Dowitcher
Woodcock
Jack Snipe
Great Snipe
Snipe
Wilson's Snipe
Terek Sandpiper
Wilson's Phalarope
Red-necked Phalarope
Grey Phalarope
Common Sandpiper
Spotted Sandpiper
Green Sandpiper
Solitary Sandpiper
Grey-tailed Tattler
Lesser Yellowlegs
Redshank
Marsh Sandpiper
Wood Sandpiper
Spotted Redshank
Greenshank
Greater Yellowlegs
Cream-coloured Courser
Collared Pratincole
Oriental Pratincole
Black-winged Pratincole
Kittiwake
Ivory Gull
Sabine's Gull
Slender-billed Gull
Bonaparte's Gull
Black-headed Gull
Little Gull
Ross's Gull
Laughing Gull
Franklin's Gull
Audouin's Gull
Mediterranean Gull
Great Black-headed Gull
Common Gull
Ring-billed Gull
Great Black-backed Gull
Glaucous-winged Gull
Glaucous Gull
Iceland Gull
Herring Gull
American Herring Gull
Caspian Gull
Yellow-legged Gull
Slaty-backed Gull
Lesser Black-backed Gull
Gull-billed Tern
Caspian Tern
Royal Tern
Lesser Crested Tern
Sandwich Tern
Cabot's Tern
Elegant Tern
Little Tern
Least Tern
Aleutian Tern
Bridled Tern
Sooty Tern
Roseate Tern
Common Tern
Arctic Tern
Forster's Tern
Whiskered Tern
White-winged Black Tern
Black Tern
Great Skua
Pomarine Skua
Arctic Skua
Long-tailed Skua
Little Auk
Brünnich's Guillemot
Common Guillemot
Razorbill
Black Guillemot
Long-billed Murrelet
Ancient Murrelet
Puffin
Tufted Puffin
Pallas's Sandgrouse
Rock Dove
Stock Dove
Woodpigeon
Turtle Dove
Oriental Turtle Dove
Collared Dove
Mourning Dove
Great Spotted Cuckoo
Yellow-billed Cuckoo
Black-billed Cuckoo
Cuckoo
Barn Owl
Scops Owl
Snowy Owl
Tawny Owl
Hawk Owl
Little Owl
Tengmalm's Owl
Long-eared Owl
Short-eared Owl
Common Nighthawk
Red-necked Nightjar
Nightjar
Egyptian Nightjar
White-throated Needletail
Chimney Swift
Alpine Swift
Swift
Pallid Swift
Pacific Swift
Little Swift
Roller
Kingfisher
Belted Kingfisher
Blue-cheeked Bee-eater
Bee-eater
Hoopoe
Wryneck
Yellow-bellied Sapsucker
Lesser Spotted Woodpecker
Great Spotted Woodpecker
Green Woodpecker
Lesser Kestrel
Kestrel
American Kestrel
Red-footed Falcon
Amur Falcon
Eleonora's Falcon
Merlin
Hobby
Gyr Falcon
Peregrine
Ring-necked Parakeet
Eastern Phoebe
Acadian Flycatcher
Alder Flycatcher
Eastern Kingbird
Brown Shrike
Red-backed Shrike
Daurian Shrike
Turkestan Shrike
Long-tailed Shrike
Lesser Grey Shrike
Great Grey Shrike
Steppe Grey Shrike
Woodchat Shrike
Masked Shrike
Yellow-throated Vireo
Philadelphia Vireo
Red-eyed Vireo
Golden Oriole
Jay
Magpie
Nutcracker
Chough
Jackdaw
Rook
Carrion Crow
Hooded Crow
Raven
Waxwing
Cedar Waxwing
Coal Tit
Crested Tit
Marsh Tit
Willow Tit
Blue Tit
Great Tit
Penduline Tit
Bearded Tit
Woodlark
White-winged Lark
Skylark
Crested Lark
Shore Lark
Short-toed Lark
Bimaculated Lark
Calandra Lark
Black Lark
Lesser Short-toed Lark
Sand Martin
Tree Swallow
Purple Martin
Swallow
Crag Martin
House Martin
Red-rumped Swallow
American Cliff Swallow
Cetti's Warbler
Long-tailed Tit
Willow Warbler
Chiffchaff
Iberian Chiffchaff
Western Bonelli's Warbler
Eastern Bonelli's Warbler
Wood Warbler
Dusky Warbler
Radde's Warbler
Pallas's Warbler
Yellow-browed Warbler
Hume's Warbler
Arctic Warbler
Green Warbler
Greenish Warbler
Two-barred Greenish Warbler
Pale-legged Leaf Warbler
Eastern Crowned Warbler
Great Reed Warbler
Aquatic Warbler
Sedge Warbler
Paddyfield Warbler
Blyth's Reed Warbler
Reed Warbler
Marsh Warbler
Thick-billed Warbler
Booted Warbler
Sykes's Warbler
Eastern Olivaceous Warbler
Olive-tree Warbler
Melodious Warbler
Icterine Warbler
Grasshopper Warbler
River Warbler
Savi's Warbler
Lanceolated Warbler
Pallas's Grasshopper Warbler
Fan-tailed Warbler
Blackcap
Garden Warbler
Barred Warbler
Lesser Whitethroat
Western Orphean Warbler
Asian Desert Warbler
Whitethroat
Dartford Warbler
Marmora's Warbler
Spectacled Warbler
Subalpine Warbler
Moltoni's Subalpine Warbler
Sardinian Warbler
Rüppell's Warbler
Firecrest
Goldcrest
Wren
Nuthatch
Red-breasted Nuthatch
Wallcreeper
Treecreeper
Short-toed Treecreeper
Grey Catbird
Northern Mockingbird
Brown Thrasher
Rose-coloured Starling
Starling
Siberian Thrush
White's Thrush
Varied Thrush
Veery
Grey-cheeked Thrush
Swainson's Thrush
Hermit Thrush
Wood Thrush
Ring Ouzel
Blackbird
Eyebrowed Thrush
Black-throated Thrush
Red-throated Thrush
Naumann's Thrush
Dusky Thrush
Fieldfare
Redwing
Song Thrush
Mistle Thrush
American Robin
Rufous-tailed Scrub Robin
Spotted Flycatcher
Asian Brown Flycatcher
Robin
Siberian Blue Robin
Rufous-tailed Robin
Bluethroat
Thrush Nightingale
Nightingale
White-throated Robin
Siberian Rubythroat
Red-flanked Bluetail
Pied Flycatcher
Collared Flycatcher
Red-breasted Flycatcher
Taiga Flycatcher
Black Redstart
Redstart
Moussier's Redstart
Rock Thrush
Blue Rock Thrush
Whinchat
Stonechat
Siberian Stonechat
Stejneger's Stonechat
Wheatear
Isabelline Wheatear
Desert Wheatear
Black-eared Wheatear
Pied Wheatear
White-crowned Black Wheatear
Dipper
House Sparrow
Spanish Sparrow
Tree Sparrow
Rock Sparrow
Alpine Accentor
Siberian Accentor
Dunnock
Yellow Wagtail
Eastern Yellow Wagtail
Citrine Wagtail
Grey Wagtail
Pied Wagtail
Richard's Pipit
Blyth's Pipit
Tawny Pipit
Meadow Pipit
Tree Pipit
Olive-backed Pipit
Pechora Pipit
Red-throated Pipit
Buff-bellied Pipit
Water Pipit
Rock Pipit
Chaffinch
Brambling
Evening Grosbeak
Hawfinch
Pine Grosbeak
Bullfinch
Trumpeter Finch
Common Rosefinch
Greenfinch
Twite
Linnet
Common Redpoll
Lesser Redpoll
Arctic Redpoll
Parrot Crossbill
Scottish Crossbill
Crossbill
Two-barred Crossbill
Goldfinch
Citril Finch
Serin
Siskin
Ovenbird
Northern Waterthrush
Golden-winged Warbler
Black-and-white Warbler
Tennessee Warbler
Common Yellowthroat
Hooded Warbler
American Redstart
Cape May Warbler
Northern Parula
Magnolia Warbler
Bay-breasted Warbler
Blackburnian Warbler
Yellow Warbler
Chestnut-sided Warbler
Blackpoll Warbler
Yellow-rumped Warbler
Wilson's Warbler
Bobolink
Baltimore Oriole
Red-winged Blackbird
Brown-headed Cowbird
Corn Bunting
Yellowhammer
Pine Bunting
Rock Bunting
Ortolan Bunting
Cretzschmar's Bunting
Cirl Bunting
Chestnut-eared Bunting
Little Bunting
Yellow-browed Bunting
Rustic Bunting
Yellow-breasted Bunting
Chestnut Bunting
Black-headed Bunting
Black-faced Bunting
Pallas's Reed Bunting
Reed Bunting
Song Sparrow
White-crowned Sparrow
White-throated Sparrow
Dark-eyed Junco
Savannah Sparrow
Lark Sparrow
Eastern Towhee
Lapland Bunting
Snow Bunting
Summer Tanager
Scarlet Tanager
Rose-breasted Grosbeak
Indigo Bunting