2014 Population Estimates

Scaup Population Estimates

Scaup Population Estimates

Estimated abundance of scaup (A. affinis and A. marila combined; 4.6 ± 0.3 million) was similar to the 2013 estimate and similar to the long-term average of 5.0 ± 0.05 million.

2015 Breeding Duck Population Estimates

In the traditional survey area, which includes strata 1-18, 20-50, and 75-77, the total duck population estimate (excluding scoters, eiders, long-tailed ducks, mergansers, and wood ducks) was 49.5 million birds. This is similar to last year's estimate of 49.2 million, and is 43% higher than the long-term average.

Figure B.1: Strata and transects of the Waterfowl Breeding Population and Habitat Survey (Yellow = traditional survey area, green = eastern survey area).

Strata and transects of the Waterfowl Breeding Population and Habitat Survey (Yellow = traditional survey area, green = eastern survey area).

Pages