Lots less lesser scaup
In the 1990s, when snow and rain returned to the prairies and parklands after a long period of drought, and when conservation programs expanded upland cover in the U.S. Prairie Pothole Region, most North American waterfowl breeding populations experienced impressive increases. A few species, however, did not respond populations of greater and lesser scaups continued to decline.
The smaller lesser scaup primarily uses the Mississippi Flyway whereas the greater scaup uses both the ...
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