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Espèces de la Directive Oiseaux
A062 (
Aythya marila
)
(Linnaeus, 1761)
Accessing data about the distribution of
Aythya marila
Synthetic Evaluation Results for 2013-2018 period
Distribution map
Evaluation de populations en hiver
Taille de la population
54 - 250 individus
Tendance à court terme
En déclin
min : -92 % max : -71 %
Tendance à long terme
En déclin
min : -95 % max : -91 %