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Renk Knol: Kleine mantelmeeuw / Lesser back-blacked gull
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Renk Knol: Kleine mantelmeeuw / Lesser back-blacked gull
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Renk Knol: Kleine mantelmeeuw / Lesser back-blacked gull
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Renk Knol: Kleine mantelmeeuw / Lesser black-backed gull / Larus fuscus
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Renk Knol: Kleine mantelmeeuw / Lesser black-backed gull / Larus fuscus
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Renk Knol: Kleine mantelmeeuw / Lesser black-backed gull / Larus fuscus
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Renk Knol: Kleine mantelmeeuw / Lesser black-backed gull / Larus fuscus
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Renk Knol: Kleine mantelmeeuw / Lesser black-backed gull / Larus fuscus
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Renk Knol: Kleine mantelmeeuw / Lesser black-backed gull / Larus fuscus
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Renk Knol: Kleine mantelmeeuw / Lesser black-backed gull / Larus fuscus
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Renk Knol: Kleine mantelmeeuw / Lesser black-backed gull / Larus fuscus
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Renk Knol: Kleine mantelmeeuw / Lesser black-backed gull / Larus fuscus
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Renk Knol: Larus marinus / Grote mantelmeeuw / Great black-backed gull
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Renk Knol: Larus hyperboreus / Grote burgemeester / Glaucous gull
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Renk Knol: Larus argentatus / Zilvermeeuw / Herring gul
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Renk Knol: Herring gull / Zilvermeeuw / Larus argentus
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Renk Knol: Common gull / Stormmeeuw / Larus canus
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Renk Knol: Great black backed gull / Grote Mantelmeeuw / Larus marinus
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Renk Knol: Ring-billed gull / Ringsnavelmeeuw / Larus delawarensis
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Renk Knol: Iceland gull / Kleine burgemeester / Larus glaucoides