MEININGER PL (1992) Actualities: Colour-ringing of Mediterranean Gulls Larus melanocephalus in The Netherlands and France. LIMOSA 65 (2): 86-76.

Mediterranean Gull Ichthyaetus melanocephalus = Larus melanocephalus We hereby inform you on the following colour-ringing projects of Mediterranean Gulls carried out in the SWNetherlands and Northern France. Since spring 1989 Mediterranean Gulls have been marked in the breeding colonies in the SW-Netherlands, where both adults and chicks have been ringed. Since autumn 1991 Mediterranean Gulls have also been ringed on the coasts of Northern France (during the non-breeding season). In The Netherlands birds are ringed with a single white PVC ring engraved with a combination of three black characters; up to now two digits followed by one letter on the tarsus (either left or right). In Northern France birds are marked with a single green PVC ring engraved with a combination of three white characters; up to now one letter followed by two digits on the tarsus (either left or right). In both countries, birds are also

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