Caspian Gull Larus cachinnans

1cy Caspian Gull Larus cachinnans moulting to 1st-winter plumage. Tara dump, SW Finland 14.9.2007. Foto: Hannu Koskinen
More photos by Visa Rauste.

1cy Caspian Gull Larus cachinnans moulting to 1st-winter plumage. Tara dump, SW Finland 14.9.2007. Foto: Hannu Koskinen

1cy Caspian Gull Larus cachinnans moulting to 1st-winter plumage. Tara dump, SW Finland 14.9.2007. Foto: Hannu Koskinen

1cy Caspian Gull Larus cachinnans moulting to 1st-winter plumage. Tara dump, SW Finland 14.9.2007. Foto: Hannu Koskinen

1cy Caspian Gull Larus cachinnans moulting to 1st-winter plumage. Tara dump, SW Finland 14.9.2007. Foto: Hannu Koskinen

1cy Caspian Gull Larus cachinnans moulting to 1st-winter plumage. Tara dump, SW Finland 14.9.2007. Foto: Hannu Koskinen

1cy Caspian Gull Larus cachinnans moulting to 1st-winter plumage. Tara dump, SW Finland 14.9.2007. Foto: Hannu Koskinen

1cy Caspian Gull Larus cachinnans moulting to 1st-winter plumage. Tara dump, SW Finland 14.9.2007. Foto: Hannu Koskinen

1cy Caspian Gull Larus cachinnans moulting to 1st-winter plumage. Tara dump, SW Finland 14.9.2007.
Compare to argentatus. Foto: Hannu Koskinen

1cy Caspian Gull Larus cachinnans moulting to 1st-winter plumage. Tara dump, SW Finland 23.9.2007. Foto: Hannu Koskinen
More photos by Visa Rauste.

1cy Caspian Gull Larus cachinnans moulting to 1st-winter plumage. Tara dump, SW Finland 23.9.2007. Foto: Hannu Koskinen

1cy Caspian Gull Larus cachinnans moulting to 1st-winter plumage. Tara dump, SW Finland 23.9.2007. Foto: Hannu Koskinen

1cy Caspian Gull Larus cachinnans moulting to 1st-winter plumage. Tara dump, SW Finland 23.9.2007. Foto: Hannu Koskinen

1cy Caspian Gull Larus cachinnans moulting to 1st-winter plumage. Tara dump, SW Finland 23.9.2007. Foto: Hannu Koskinen

1cy Caspian Gull Larus cachinnans moulting to 1st-winter plumage. Tara dump, SW Finland 23.9.2007. Foto: Hannu Koskinen