Gulls

species: 
Lesser Black-backed Gull
scientific name: 
Larus fuscus
notes: 

Red ring with a white 4 alpha-numeric code (letter 'P' into the code).

note 1 : gulls are ringed since 2012 in central and southern Poland as either breeding adults or chicks.
note 2 : species are L. argentatus (mainly central Poland), L. cachinnans, L. michahellis (mainly southern Poland) and hybrids between these three (everywhere). One L. fuscus and two hybrids L. fuscus x L. argentatus have also been ringed.
note 3 : there are quite many hybrids, not always possible to identify in the field, so please take a digiphoto if possible.

email sighting submit: 
colour-ring type: 
Legring : one, coded.
colour-ring colour (of the c-ring): 
Red [R]
colour-ring code (of the c-ring): 
Four alpha-numeric code (4 letters/numbers).
countries where ringed: 
Poland.