MÖRZER BRUINS MF (1960) Short contributions: Grey Lag Geese Anser anser summering in the Netherlands. LIMOSA 33 (1): 53-53.

In 1959 in the neighbourhood of Gude Mirdum (Gaaster1and, Friesland) a group of several hundred Grey Lag Geese stayed during the whole summer. This is an exception for the Netherlands and as far as is known also for Western Europe.

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