Joachim Bertrands:
Mediterranean Gull - Kallo (BE)
Joachim Bertrands:
Viking Gull (Larus argentatus x hyperboreus), Scheveningen (NL)
Joachim Bertrands:
Viking Gull (Larus argentatus x hyperboreus), Scheveningen (NL)
Joachim Bertrands:
Viking Gull (Larus argentatus x hyperboreus), Scheveningen (NL)
Joachim Bertrands:
Mediterranean Gull - Zwin (BE)
Joachim Bertrands:
Yellow-legged Gull & Lesser Black-backed Gull - Portimao (P)
Joachim Bertrands:
Yellow-legged Gull - Portimao
Joachim Bertrands:
ScandiZeebrugge-2
Joachim Bertrands:
pont-2
Joachim Bertrands:
pont
Joachim Bertrands:
netfuglviking-2
Joachim Bertrands:
netfuglviking
Joachim Bertrands:
kleineburg-3
Joachim Bertrands:
kokmeeuw-2
Joachim Bertrands:
kleineburg-2
Joachim Bertrands:
kleineburg2
Joachim Bertrands:
kleineburg
Joachim Bertrands:
HybridMantel
Joachim Bertrands:
Heinei-2
Joachim Bertrands:
heinei-
Joachim Bertrands:
Heinei
Joachim Bertrands:
groteburg-7
Joachim Bertrands:
groteburg-6
Joachim Bertrands:
groteburg-5
Joachim Bertrands:
groteburg-4
Joachim Bertrands:
groteburg-3
Joachim Bertrands:
groteburg-2
Joachim Bertrands:
groteburg
Joachim Bertrands:
geelpoot-5
Joachim Bertrands:
geelpoot-4
