North Thames Gull GroupStudying the Gulls of Essex Landfill Tips

This map shows the resighting and recapture history for the Black-headed Gull ringed with metal ring EZ58609. At ringing it was aged as Euring code 4 (second calendar year or older). Repeated sightings from the same location are collapsed by default. Use the control to expand.

	03 Dec 2016	Pitsea Landfill Site, Essex
	24 Oct 2017	Grimsbury Reservoir, Banbury, Oxfordshire

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