>> GENERAL >>>>>
– small tern, considerably smaller than Common Black-headed Gull
– diurnal migrant (probably also nocturnal)
– migrates singly or in small to medium, loose to rather dense flocks
– occasionally mixed with other Chlidonias sp.
>> VISUAL ID >>>>>
Black Tern Chlidonias n. niger, 1CY
BIF3361, 08/09/2020, Brokdorf, Germany, Roland Neumann
Black Tern Chlidonias n. niger, 1CY
BIF3362, 08/09/2020, Brokdorf, Germany, Roland Neumann
Black Tern Chlidonias n. niger, 1CY
BIF3363, 08/09/2020, Brokdorf, Germany, Roland Neumann
Black Tern Chlidonias n. niger, 1CY
BIF3364, 08/09/2020, Brokdorf, Germany, Roland Neumann
Black Tern Chlidonias n. niger, BREED>NBREED
BIF3680, 15/06/2020, Anklam, Germany, Patrick Franke
Black Tern Chlidonias n. niger, BREED>NBREED
BIF3681, 15/06/2020, Anklam, Germany, Patrick Franke
Black Tern Chlidonias n. niger, BREED>NBREED
BIF3682, 15/06/2020, Anklam, Germany, Patrick Franke
Black Tern Chlidonias n. niger, BREED>NBREED
BIF3683, 15/06/2020, Anklam, Germany, Patrick Franke
Black Tern Chlidonias n. niger, BREED>NBREED
BIF3684, 04/07/2020, Park Narodowy Ujście Warty, Poland, Patrick Franke
Black Tern Chlidonias n. niger, AD BREED
BIF0038, 09/05/2011, Milow, Germany, Mathias Putze
Black Tern Chlidonias n. niger, AD BREED
BIF0037, 09/05/2011, Milow, Germany, Mathias Putze
Black Tern Chlidonias n. niger, AD BREED
BIF0035, 09/05/2011, Milow, Germany, Mathias Putze
Black Tern Chlidonias n. niger, 1CY
BIF3067, 16/08/2019, North Sea, offshore, Roland Neumann
Black Tern Chlidonias n. niger, 1CY
BIF3365, 08/09/2020, Brokdorf, Germany, Roland Neumann
Black Tern Chlidonias n. niger, 1CY
BIF3366, 08/09/2020, Brokdorf, Germany, Roland Neumann
Black Tern Chlidonias n. niger, 1CY
BIF3367, 08/09/2020, Brokdorf, Germany, Roland Neumann
Black Tern Chlidonias n. niger, AD BREED
BIF1271, 13/05/2016, North Sea, offshore, Roland Neumann
Black Tern Chlidonias n. niger, AD BREED
BIF0036, 04/05/2013, Havelland, Germany, Mathias Putze
Black Tern Chlidonias n. niger, AD BREED -> NBREED
BIF3068, 16/08/2019, North Sea, offshore, Roland Neumann
Black Tern Chlidonias n. niger, AD BREED -> NBREED
BIF0579, 09/08/14, Emden, Germany, Mathias Putze
Black Tern Chlidonias n. niger, 1CY, AD BREED -> NBREED
BIF3069, 16/08/2019, North Sea, offshore, Roland Neumann
>> ACOUSTIC ID >>>>>
– detail –
Black Tern Chlidonias n niger, calls in flight
White-winged Tern Chlidonias leucopterus, calls in flight
Caspian Gull Larus c. cachinanns, calls in flight
– overview –
BIF0039, 26/05/2011, Rybachje, Kazakhstan, Patrick Franke
>> COMPARISON SPECIES >>>>>
comparison species:
White-winged Tern
Whiskered Tern
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