1st winterEURING age 3
Rainham10 Nov 2007
1st winterEURING age 3
Rainham15 Oct 2011
1st winterEURING age 3
Rainham22 Oct 2011
2nd winterEURING age 5
Pitsea08 Aug 2008
2nd winterEURING age 7
Pitsea20 Feb 2010
This page shows photos of Caspian Gulls Larus cachinnans captured for ringing.
Click on each photo to see a gallery of the same bird.
EURING codes are provide mainly for the benefit of ringers. These are used to age birds in calendar years and distinguish between known age birds (odd numbers) and uncertain age birds (even numbers). More detailed information can be found here.
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