1st-summer Baltic Gull Larus fuscus

Larus fuscus
2cy Baltic Gull Larus fuscus at Koukku dump 21.5.2008. Foto: Hannu Koskinen
A difficult pale bird: Very worn and bleached plumage without any fresh blackish.
This kind of birds are not common (luckily!), but they are not always easy to tell from heuglini.

Larus fuscus
2cy Baltic Gull Larus fuscus at Koukku dump 21.5.2008. Foto: Hannu Koskinen
In practise, all upperwingcoverts have been moulted to 2nd-generation.

Larus fuscus
2cy Baltic Gull Larus fuscus at Koukku dump 21.5.2008. Foto: Hannu Koskinen
Tail, secondaries and primaries are all renewed during winter, which is common feature of nominate fuscus.

Larus fuscus
2cy Baltic Gull Larus fuscus at Koukku dump 21.5.2008. Foto: Hannu Koskinen

Larus fuscus
2cy Baltic Gull Larus fuscus at Koukku dump 21.5.2008. Foto: Hannu Koskinen

Larus fuscus
2cy Baltic Gull Larus fuscus at Tara dump 8.6.2008. Foto: Hannu Koskinen
The same Gull 18 days later on Tara. The moult has begun; fresh new blackish feathers growing.

Larus fuscus
2cy Baltic Gull Larus fuscus at Tara dump 8.6.2008. Foto: Hannu Koskinen
The 2nd moult of primaries has started; P1-2 just shed.

Larus fuscus
2cy Baltic Gull Larus fuscus at Tara dump 8.6.2008. Foto: Hannu Koskinen

Larus fuscus
2cy Baltic Gull Larus fuscus at Tara dump 8.6.2008. Foto: Hannu Koskinen

Larus fuscus
2cy Baltic Gull Larus fuscus at Tara dump 8.6.2008. Foto: Hannu Koskinen
Here in heavy sunshine. Compare with this photo taken during cloudy weather

Larus fuscus
2cy Baltic Gull Larus fuscus at Tara dump 8.6.2008. Foto: Hannu Koskinen