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Endangered Species Act (ESA)

California Cattlemen's Ass'n v. United States Fish and Wildlife Service

A district court dismissed a lawsuit brought by California farming and ranching groups challenging FWS' designation of 1.8 million acres of critical habitat for two endangered yellow-legged frog species and the threatened Yosemite toad...

Weyerhaeuser Co. v. United States Fish and Wildlife Service

The U.S. Supreme Court vacated a Fifth Circuit decision upholding FWS' critical habitat designation for the dusky gopher frog. Before the appellate court, the landowners whose property was designated argued that their property did not...

Environmental Defense Center v. Bureau of Ocean Energy Management

A district court granted in part and denied in part environmental groups' motion for summary judgment relating to a proposal to permit hydraulic fracturing operations off the coast of California. The groups argued that the Bureau of...

Red Wolf Coalition v. United States Fish and Wildlife Service

A district court permanently enjoined FWS from taking endangered red wolves in a challenge against the agency's authorizations of takes of the species on private property. Environmental groups argued that the agency violated the ESA by...

The Trump Administration’s Proposed ESA Regulations

The U.S. Department of the Interior and the National Oceanic and Atmospheric Administration recently proposed comprehensive changes in how the Endangered Species Act (ESA) is implemented. These address the species listing process,...

Wildearth Guardians v. United States Fish and Wildlife Service

A district court granted in part environmental groups' motion for summary judgment in a challenge to FWS' administration of a wildlife export program under the Convention on International Trade in Endangered Species (CITES). The groups...

Wildearth Guardians v. United States Department of Justice

In an unpublished opinion, the Ninth Circuit vacated a district court's order granting summary judgment to environmental groups challenging DOJ's McKittrick policy. The groups argued before the district court that the policy, which...

Center for Biological Diversity v. Ross

A district court granted environmental groups' request for discovery relevant to the lobster fishing industry's impact on the endangered North Atlantic right whale. The groups argued that NMFS violated its ongoing duty under §7 of the...

Colorado v. United States Fish and Wildlife Service

A district court denied Colorado's and Utah's request to vacate FWS' decision to list the Gunnison sage grouse species as threatened under the ESA. The states argued that many of the agency's claimed threats to the species were...

Otay Mesa Property, L.P. v. United States Department of the Interior

A district court vacated FWS' designation of land in California as critical habitat for the endangered Riverside fairy shrimp. Property owners argued that the agency improperly designated 56 acres of land as "occupied" habitat even...