Tag Archives: Ferruginous Duck

Archived 2017 topics: Ferruginous Duck (Aythya nyroca): downlist to Least Concern?

BirdLife species factsheet for Ferruginous Duck The global population size and trend of Ferruginous Duck has been difficult to establish with confidence due to an apparent tendency to shift its breeding distribution in response to interannual fluctuations in water levels … Continue reading

Posted in Africa, Archive, Asia, Europe & Central Asia, Middle East, Waterbirds | Tagged | 17 Comments