Larus cachinnans in Poland

(last update: August 16, 2020)

Coordinator:
Marcin Przymencki
Klaudia Litwiniak
Mars Muusse

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Caspian Gull cachinnans PLG DN38889 1CY, October 10 2020, IJmuiden beach, the Netherlands. Picture: Mars Muusse.

Maybe some Herring Gull influences, a back-cross maybe?

Metal ring Gdansk PLG DN38889, ringed as pullus "Larus argentatus/cachinnans/michahellis" on May 03 2020 on an island in river WISŁA, at KĘPA NADBRZESKA, OTWOCK, Poland.

Recoveries:
09-10-2020, Strand IJmuiden, Nederland - Muusse.