USFWS REGION 5 -- CHESAPEAKE BAY ECOSYSTEM
(U.S. Fish and Wildlife Service Photo by Craig Koppie)
USFWS REGION 1 -- KLAMATH RIVER BASIN ECOSYSTEM
(U.S. Fish and Wildlife Service Photo by Ed O'Neil)
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USFWS REGION 2 -- ARKANSAS/RED RIVER BASIN ECOSYSTEM
(U.S. Fish and Wildlife Service Photo by Jerry Brabander)
USFWS REGION 6 -- UPPER MISSOURI/YELLOWSTONE RIVER ECOSYSTEM
(U.S. Fish and Wildlife Service Photo by Kent Olson)
Keywords =Endangered Species Ecosystem Gallery, U.S. Fish and Wildlife Service