Black-crowned Night Heron

white ring with 2 letters


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ring area Nederland, Amsterdam (Artis) en Alphen aan de Rijn (Vogelpark Avifauna)
animals 87
observations 728, of which 96 are captures
ringed in 2018 to 2023

In 2018 VRS De Haar started in Zoo Artis and Vogelpark Avifauna in the Netherlands with a RAS-project for survival research for Black-crowned Night Heron. Both adults and nestlings are ringed with a white colour ring with two black letters. The used letters are: A, C, E, H, J, L, N, P, S, T, V, X, Y, Z.

Example bird

Shorthand: W-TA explanation
This is an arbitrary example of a bird that might not exist.

Data entry