Two scaup species live in North America: the Greater Scaup prefers salt water and is found in America and Eurasia, while the Lesser Scaup prefers freshwater and is found...
The greater scaup (Aythya marila), just scaup in Europe or, colloquially, "bluebill"
in North America, is a mid-sized diving duck, larger than the closely related ...
Learn how to identify Greater Scaup, its life history, cool facts, sounds and calls,
and watch videos. The Greater Scaup is found primarily along the seacoast and ...
Description: Lesser and greater scaup are often found together. The smaller size
of the lesser scaup is very obvious. Lesser scaup also have a smaller, ...
The greater scaup
has a more rounded head and nape, with the highest point of the head closer to the forehead . Furthermore, greater scaups
can be found in Europe and Asia, while lesser scaups
are confined to North America.
It is important to remember that many of the... More »
Description: Greater and lesser scaup are often found together, but the larger
size of the greater scaup is very obvious. Male greater scaup also have a larger,
The Great Scaup Mystery Research efforts have uncovered important clues in the
puzzling decline of scaup populations and have raised new questions b.
... of ducks associated with them. The two species of scaup sometimes occur in
the same places, but they tend to keep to themselves rather than mixing freely.
Images B and C show the typical Lesser Scaup head shape with pointed rear
crown and how head color can vary from purple to green gloss depending on ...
The Lesser Scaup is one of the most abundant diving ducks in the Northwest.
Male Lesser Scaups have white flanks, black rumps and breasts, and lined gray ...