>> GENERAL >>>>>
– small falcon, considerably smaller than Common Kestrel
– male only size of a large thrush
– diurnal migrant
– migrates singly
>> VISUAL ID >>>>>
Merlin Falco columbarius aesalon, F probably AD
BIF1832, 23/09/2010, Baltic Sea, offshore, Mathias Putze
Merlin Falco columbarius aesalon/subaesalon, M 2CY
BIF1833, 09/05/2019, North Sea, offshore, Mathias Putze
Merlin Falco columbarius aesalon/subaesalon, M 2CY
BIF1834, 09/05/2019, North Sea, offshore, Mathias Putze
Merlin Falco columbarius aesalon/subaesalon, F
BIF1835, 22/09/2010, North Sea, offshore, Mathias Putze
Merlin Falco columbarius aesalon/subaesalon, F
BIF1836, 22/09/2010, North Sea, offshore, Mathias Putze
Merlin Falco columbarius aesalon/subaesalon, M AD
BIF2141, 21/04/2017, Helgoland, Germany, Roland Neumann
Merlin Falco columbarius pallidus
BIF1837, 22/01/2015, Acinohur Azerbaijan, Michael Heiß
Merlin Falco columbarius pallidus
BIF1839, 06/11/2011, Besh Barmag Azerbaijan, Michael Heiß
Merlin Falco columbarius pallidus, M AD
BIF1908, 03/05/2011, Karazhar, Kazakhstan, Patrick Franke
Merlin Falco columbarius pallidus, M AD
BIF1840, 13/03/2012, Besh Barmag Azerbaijan, Michael Heiß
Merlin Falco columbarius pallidus
BIF1841, 17/01/2015, Shirvan National Park, Azerbaijan, Michael Heiß
>> ACOUSTIC ID >>>>>
– usually nonvocal during migration
>> COMPARISON SPECIES >>>>>
Eurasian Sparrowhawk (v)
Levant Sparrowhawk (v)
Eurasian Hobby (v)
#raptor #birdofprey #birdsofprey
#ornithology #birdmigration #birdID #birdguide #birding #birdwatching #birdsound #westernpalearctic #europe #vismig #flightcalls #middleeast #northernafrica #workinprogress