Gulls

species: 
Black-headed Gull
scientific name: 
Chroicocephalus ridibundus
EURING code: 
05820
notes: 

Red ring with a white four alpha-numeric code.

note 1: code is PAU7.

note 2 : this bird was paired with a Mediterranean Gull and incubated ; normally this type of code is used for Mediterranean Gull.

email sighting submit: 
snailmail sighting submit: 
Gdansk Ringing Centre, Institute for Ornithology PAS, Nadwislanska 108, 80-680 Gdansk 40, Poland.
colour-ring type: 
Legring : one, coded.
colour-ring colour: 
Red [R]
colour-ring code: 
Four alpha-numeric code (4 letters/numbers).
countries where ringed: 
Poland.
First letter: 
P