Herring Gull (argentatus & argenteus)

(last update: February 11, 2013)

Herring Gull (argentatus) RUM ES-023655 1CY-3CY, November 2018, March 2019, November 2019 & February 2020, Katwijk, the Netherlands.

Data:
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RING NUMBER Moskwa ES-023 655
SPECIES Larus argentatus
AGE pull
RINGING DATE 19.06.2018
PROVINCE Russia, Murmansk O.
RINGING PLACE Kandalakshskiy Nature Reserve, Porya guba, isl. Krestovyy
COORDINATES 66.40 N 33.55 E
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DISTANCE 2259 km DIRECTION 226 degrees ELAPSED TIME 147 days
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below: Herring Gull (argentatus) RUM ES-023655 3CY, February 21 2020, Katwijk beach, the Netherlands.

Still no grey scaps.

below: Herring Gull (argentatus) RUM ES-023655 2CY, November 30 2019, Katwijk beach, the Netherlands.

No grey scaps.

below: Herring Gull (argentatus) RUM ES-023655 2CY, March 18 2019, Katwijk beach, the Netherlands.

Only few scaps replaced.

below: Herring Gull (argentatus) RUM ES-023655 1CY, November 13 2018, Katwijk, the Netherlands.

Single upper scaps replaced, lower scaps still juvenile.