>> GENERAL >>>>>
– large alcid, roughly size of a pigeon
– diurnal migrant
– migrates in small to medium flocks in a line
– sometimes mixed with other alcids
>> VISUAL ID >>>>>
Razorbill Alca torda ssp., NBREED
BIF1291, 16/10/2011, North Sea, offshore, Mathias Putze
Razorbill Alca torda ssp., NBREED
BIF1292, 16/10/2011, North Sea, offshore, Mathias Putze
Razorbill Alca torda ssp., NBREED
BIF1293, 16/10/2011, North Sea, offshore, Mathias Putze
Razorbill Alca torda ssp., 2CY (left), AD NBREED -> BREED, AD BREED (right)
BIF2203, 04/03/2014, Baltic Sea, offshore, Martin Grimm
Razorbill Alca torda ssp., 2CY (left), AD NBREED -> BREED (lowest), AD BREED
BIF2203, 04/03/2014, Baltic Sea, offshore, Martin Grimm
Razorbill Alca torda ssp., NBREED
BIF2205, 02/11/2017, North Sea, offshore, Roland Neumann
Razorbill Alca torda ssp., NBREED
Common Murre Uria aalge ssp., NBREED
BIF2206, 02/11/2017, North Sea, offshore, Roland Neumann
Razorbill Alca torda ssp., NBREED
BIF1295, 17/10/2011, North Sea, offshore, Mathias Putze
Razorbill Alca torda ssp., NBREED
BIF1296, 17/10/2011, North Sea, offshore, Mathias Putze
Razorbill Alca torda ssp., NBREED
BIF1297, 16/10/2011, North Sea, offshore, Mathias Putze
Razorbill Alca torda ssp., NBREED
BIF1298, 14/10/2011, North Sea, offshore, Mathias Putze
Razorbill Alca torda ssp., NBREED
BIF1299, 16/10/2011, North Sea, offshore, Mathias Putze
Razorbill Alca torda ssp., NBREED (foreground)
Common Murre Uria aalge ssp., NBREED
Common Scoter Melanitta nigra
BIF1285, 15/11/2011, North Sea, offshore, Mathias Putze
>> ACOUSTIC ID >>>>>
– usually nonvocal during migration
>> COMPARISON SPECIES >>>>>
Atlantic Puffin
Black Guillemot
Little Auk
Thick-billed Murre
Common Murre
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