Gulls

species:

Black-headed Gull

scientific name:

Chroicocephalus ridibundus

notes:

Combination of four rings (on right and left tibia).

note 1 : used colours are white, yellow, orange, red, blue, pistachio-green, dark-green and black.

email sighting submit:

colour-ring type:

Legrings : combination of uncoded.

countries where ringed:

France.