Larus cachinnans in the Netherlands

(last update: August 16, 2020)

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Caspian Gull cachinnans hybrid XPNU is now 0.33

Tarsus y-XPNU, ringed as pullus on June 09 2020 at colony Gräbendorfer See, Germany. Then trapped as breeding 6CY Larus cachinnans hybrid on April 25 2025 at De Kreupel - nest M14, the Netherlands (5247.00 N 513.00 E). Ringer Kees Camphuysen & Leon Kelder. Plastic y-XPNU and metal ring removed, and tarsus ring y-0.33 and logger #6518 attached.

See: y-0.33.