Freshwater fishes; Fishes; Fisheries management; Fish hatcheries;
The Circulars are technical publications of general interest intended to aid conservation and management. Publications that review in considerable detail and at a high technical level certain broad areas of research appear in this series.
Blue-winged Teal (Anas discors; BWTE) are the
second most abundant duck (family Anatidae)
species in North America and are widely distributed
(Rowher et al. 2002). Its breeding range stretches from the southern high-plains of New Mexico
Global wind patterns help to move millions of migrating birds and bats through the Great Lakes
region, where shorelines provide important stopover habitat. Shorelines are thought to
concentrate migrants, as they offer a last refuge near a...
David Lenhart oral history interview as conducted by Jerry C. Grover. Mr. Lenhart worked at the following locations during his tenure with the Fish and Wildlife Service: Matanuska Valley, Alaska, 1955, GS-5; 1956 GS-5 Umatilla, Oregon; Portland...