Aythya affinis
National Institutes of Health
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Abstract Waterfowl are the natural hosts of avian influenza virus (AIV) and disseminate the virus worldwide through migration…
The abundance and distribution of lesser scaup (Aythya affinis) may be influenced by the availability of amphipod crustaceans…
Combined lesser scaup (Aythya affinis) and greater scaup (A. marila) populations have declined steadily from the 1970s…
Abstract This report describes West Nile virus (WNV)–associated mortality in captive lesser scaup (Aythya affinis) ducklings that…
Recent decline in the lesser scaup Aythya affinis population has been linked to changes in wetland conditions along their spring…
Trace elements may have important effects on body condition of ducks during spring migration, because individuals are…
Previous research reported that concentrations of selenium in the livers of 88–95% of lesser scaup from locations in Lake Erie…
Long-term surveys indicate that the scaup populations have declined over the past 20 years, and that this is probably the result…
We studied the breeding ecology of greater and lesser scaup on islands of the North Arm of Great Slave Lake, Northwest…