Description: Challenge to the U.S. Fish and Wildlife Service's determination that the upper Missouri River population of Arctic grayling did not warrant listing under the Endangered Species Act.
Description: Challenge to the National Park Service’s release of land-use restrictions to facilitate the development of a proposed waterpark, hotel, and retail development in Miami-Dade County.
Description: Challenge to the National Marine Fisheries Service’s designation of critical habitat for the Arctic subspecies of the ringed seal and the Beringia distinct population segment of the Pacific bearded seal.
Description: Lawsuit challenging the U.S. Fish and Wildlife Service's determination that protection of the southern hognose snake under the Endangered Species Act was not warranted.
Description: Challenge to the U.S. Army Corps of Engineers’ issuance of Nationwide Permit 56 authorizing industrial finfish aquaculture structures in federal waters.
Status: Petition for review of agency action filed. [ 11/30/2022 ]
Description: Lawsuit challenging the 2016 biological opinion assessing the effects of the Bureau of Reclamation's water operations on the Middle Rio Grande.
Description: Challenge to the U.S. Fish and Wildlife Service’s determination that the Barrens darter—alleged to be one of the rarest fishes in North America—did not warrant listing as endangered or threatened.
Description: Lawsuit to compel the issuance of final rules regarding the listing of two distinct population segments of the lesser prairie chicken under the Endangered Species Act.
Status: Defendants filed motion to dismiss appeal as moot. [ 01/24/2023 ]
Description: Challenge by lobstering associations, a lobstering union, and Maine to the biological opinion for federal lobster fisheries as too restrictive.
Description: Challenge to the U.S. Army Corps of Engineers San Juan Bay Dredging Project, which would allow larger tankers of liquefied natural gas and petroleum to transit the Bay.
Description: Challenge to the issuance of a Clean Water Act permit authorizing the filling of wetlands for construction of a mixed-use residential and commercial development in South Carolina.
Status: Stipulated settlement agreement and proposed order filed. [ 11/03/2022 ]
Description: Lawsuit to compel the U.S. Fish and Wildlife Service to designate critical habitat for the endangered Florida bonneted bat, which faces threats from rising seas.
Status: Defendants' motion for summary judgment granted. [ 07/05/2022 ]
Description: Challenge to decisions of the U.S. Forest Service that opened up additional acreage to livestock grazing on the Antelope Allotment in the Fremont-Winema National Forest in south-central Oregon.
Description: Challenge to the decision of the U.S. Fish and Wildlife Service to deny their 2010 petition to list the Kirtland’s snake under the Endangered Species Act.
Status: Brief filed by amicus curiae Nez Pierce Tribe in support of plaintiffs' motion for summary judgment. [ 01/20/2023 ]
Description: Challenge to U.S. Forest Service approval of the Forest Plans Amendment to Forest Management Direction for Large Diameter Trees in Eastern Oregon and Southeastern Washington that allegedly would remove protections for large and old trees.