RR C4Y4 Herring Gull Larus argentatus 1cy-2cy-3cy

 

Larus argentatus
1cy Herring Gull "C4Y4" Larus argentatus moulting to 1st-winter plumage. Tara dump, SW Finland 11.9.2005.
Ringed as pullus at Kuru, Lake Näsijärvi 2.7.2005 some 15km NW from Tara. Foto: Hannu Koskinen

Larus argentatus
2cy Herring Gull "C4Y4" Larus argentatus moulting to 2nd-winter plumage. Koukku dump, SW Finland 17.8.2006. Foto: Hannu Koskinen

Larus argentatus
3cy Herring Gull "C4Y4" Larus argentatus moulting to 3rd-winter plumage. Tara dump, SW Finland 29.9.2007. Foto: Hannu Koskinen

Larus argentatus
3cy Herring Gull "C4Y4" Larus argentatus moulting to 3rd-winter plumage. Probably 4cy argentatus on right.
Tara dump, SW Finland 29.9.2007. Foto: Hannu Koskinen

Larus argentatus
3cy Herring Gull "C4Y4" Larus argentatus moulting to 3rd-winter plumage. Tara dump, SW Finland 29.9.2007. Foto: Hannu Koskinen