Herman Bouman:
Lesser black-backed gull / Larus graellsii / Kleine mantelmeeuw 2cy pinkish bill
Herman Bouman:
Lesser black-backed gull / Larus graellsii / Kleine mantelmeeuw 2cy pinkish bill
Herman Bouman:
Lesser black-backed gull / Larus graellsii / Kleine mantelmeeuw 2cy pinkish bill
Herman Bouman:
Lesser black-backed gull / Larus graellsii / Kleine mantelmeeuw 2cy
Herman Bouman:
Lesser black-backed gull / Larus graellsii / Kleine mantelmeeuw 2cy
Herman Bouman:
Lesser black-backed gull / Larus graellsii / Kleine mantelmeeuw 2cy
Herman Bouman:
Lesser black-backed gull / Larus graellsii / Kleine mantelmeeuw 2cy
Herman Bouman:
Lesser black-backed gull / Larus graellsii / Kleine mantelmeeuw 2cy
Herman Bouman:
Lesser black-backed gull / Larus graellsii / Kleine mantelmeeuw 2cy
Herman Bouman:
Lesser black-backed gull / Larus graellsii / Kleine mantelmeeuw 2cy
Herman Bouman:
Lesser black-backed gull / Larus graellsii / Kleine mantelmeeuw 2cy
Herman Bouman:
Lesser black-backed gull / Larus graellsii / Kleine mantelmeeuw 2cy
Herman Bouman:
Lesser black-backed gull / Larus graellsii / Kleine mantelmeeuw 2cy
Herman Bouman:
Lesser black-backed gull / Larus graellsii / Kleine mantelmeeuw 2cy Y-V6TE
Herman Bouman:
Lesser black-backed gull / Larus graellsii / Kleine mantelmeeuw 2cy
Herman Bouman:
Lesser black-backed gull / Larus graellsii / Kleine mantelmeeuw 2cy
Herman Bouman:
Lesser black-backed gull / Larus graellsii / Kleine mantelmeeuw 2cy
Herman Bouman:
Lesser black-backed gull / Larus graellsii / Kleine mantelmeeuw 2cy
Herman Bouman:
Lesser black-backed gull / Larus graellsii / Kleine mantelmeeuw 2cy
Herman Bouman:
Leucistic Lesser black-backed gull / Larus graellsii / Kleine mantelmeeuw 2cy
Herman Bouman:
Lesser black-backed gull / Larus graellsii / Kleine mantelmeeuw 2cy
Herman Bouman:
Lesser black-backed gull / Larus fuscus intermedius / Noordse mantelmeeuw 2cy
Herman Bouman:
Lesser black-backed gull / Larus fuscus intermedius / Noordse mantelmeeuw 2cy
Herman Bouman:
Herring gull / Larus argentatus / Zilvermeeuw and Lesser black-backed gull / Larus graellsii / Kleine mantelmeeuw 2cy
Herman Bouman:
Herring gull / Larus argentatus / Zilvermeeuw and Lesser black-backed gull / Larus graellsii / Kleine mantelmeeuw 2cy
Herman Bouman:
Lesser black-backed gull / Larus fuscus graellsii 2cy / Kleine mantelmeeuw
Herman Bouman:
Lesser black-backed gull / Larus fuscus graellsii / Kleine mantelmeeuw [BW] SW [N]
Herman Bouman:
Lesser black-backed gull / Larus fuscus graellsii / Kleine mantelmeeuw [BW] SW [N]
Herman Bouman:
Lesser black-backed gull / Larus fuscus graellsii / Kleine mantelmeeuw [BW] SW [N]
Herman Bouman:
Lesser black-backed gull / Larus graellsii / Kleine mantelmeeuw 2cy