Ardea Official journal of the Netherlands Ornithologists' Union |
Lebret T. (1956) De Wilde Eend, Anas platyrhynchos L., als Nederlandse standvogel. ARDEA 44 (4): 281-283 |
geen Nederlandse samenvatting beschikbaar op internet Out of 182 Dutch native Mallards (Anas platyrhynchos L.) 10 birds performed 'abmigration'. Out of the 172 remaining birds, 163 (94.7%) were recovered in the Netherlands, 1 in Belgium, 7 in France and 1 in England. |