A district court denied motions to dismiss a lawsuit challenging the federal designation of over 1.8 million acres in the Sierra Nevada mountains as critical habitat for three amphibian species.…

A district court ordered FWS to reconsider its decision not to designate critical habitat for the Canada lynx in Colorado, Idaho, and Montana. When it published the September 2014 final rule…

The Ninth Circuit reversed a lower court decision vacating FWS' designation of critical habitat in Alaska for the polar bear, a threatened species, and reinstated the designation. The…

The Ninth Circuit upheld the National Marine Fisheries Service's (NMFS') designation of critical habitat for the southern distinct population of green sturgeon, a threatened species. The…

The Ninth Circuit upheld a 2010 FWS rule designating critical habitat for the threatened Santa Ana sucker, a small freshwater fish native to several California rivers and streams. In 2004, FWS…

The Ninth Circuit held that the U.S. Forest Service violated ESA §7 when it failed to reinitiate consultation after FWS designated critical habitat for the Canada lynx on National Forest land. In…

A district court upheld FWS' designation of 1,544 acres of a privately owned tree farm in Louisiana as critical habitat essential for the conservation of the dusky gopher frog, an endangered…

A district court upheld critical habitat protections for the marbled murrelet, a small seabird found in the Pacific Northwest that nests in old-growth forests. FWS designated critical habitat for…

A district court granted environmental groups' motion to intervene in a landowner's lawsuit challenging FWS' critical habitat designation for the dusky gopher frog in portions of…

A district court vacated FWS' final rule designating approximately 187,157 square miles in Alaska and adjacent territorial and U.S. waters as critical habitat for the polar bear, ruling that…