Gulls

species:

Great Black-backed Gull

scientific name:

Larus marinus

notes:

Green ring with a white four alpha-numeric code.

note 1 :

email sighting submit:

colour-ring type:

Legring : one, coded.

colour-ring colour (of the c-ring):

Dark Green [G]

colour-ring code (of the c-ring):

Four alpha-numeric code (4 letters/numbers).

countries where ringed:

The Netherlands.