Brent Goose
Broad-billed Sandpiper
Brown Snipe
Brunnich's Guillemot
Black-throated Diver
Black-throated Thrush
Black Throated Wheatear
Buff-Backed Heron
Buff-breasted Sandpiper
Bufflehead
Bullfinch
Bulwer's Petrel
Bunting
Buonaparte's Gull
Buzzard
Canada Goose
Capercaillie
Capped Petrel