|ring area||The Netherlands, SW Delta|
|observations||741, of which 436 are captures|
|ringed in||1996 to 2021|
We use colour-rings in order to gain information on habitat use, juvenile dispersal, age of return and recruitment to the breeding colonies in the southwest of The Netherlands or beyond.
This is a joint project of the Research Institute for Nature and Forest (INBO), Bureau Waardenburg and Ringgroup Delta