A district court granted summary judgment for a fisheries biologist in a challenge to the Army Corps of Engineers' flood control operations at a California dam. The biologist argued the operations, which released water from the dam into the Russian River, violated §9 of the ESA by unlawfully "takin...

The Seventh Circuit reversed a district court's preliminary injunction prohibiting approval of a proposed land exchange in Wisconsin for construction of a high-voltage electric transmission line that would run through the Upper Mississippi River National Wildlife and Fish Refuge. The appellate court...

The Ninth Circuit affirmed in part and vacated in part a district court's preliminary injunction limiting wolf trapping and snaring in certain parts of Montana to January 1, 2024, through February 15, 2024. Nonprofit groups argued Montana's laws authorizing recreational wolf and coyote trapping and ...

The First Circuit affirmed summary judgment for the Bureau of Ocean Energy Management (BOEM) and NMFS in a challenge to BOEM's approval for construction of a wind power project off the coast of Massachusetts. A group of Nantucket residents argued NMFS violated the ESA by issuing a deficient biologic...

The First Circuit affirmed summary judgment for NMFS in a challenge to the Service's issuance of an incidental harassment authorization (IHA) for construction of a wind power project off the coast of Massachusetts. A part-time Martha's Vineyard resident argued NMFS' determination that the IHA, which...

A district court denied tribes' and conservation groups' request to preliminarily enjoin construction of a transmission line through the San Pedro Valley in Arizona. The plaintiffs argued BLM violated the National Historic Preservation Act when it authorized construction to begin without assessing t...

A district court granted in part and denied in part summary judgment for environmental groups in a challenge to an Idaho law authorizing expanded authorization of recreational wolf trapping and snaring in the state's grizzly bear habitat. The groups argued Idaho's continued authorization and expansi...

A district court denied the state of Alaska's and North Slope Borough's challenge to NMFS' decision not to delist the Arctic ringed seal as an endangered species following their 2019 petition. The plaintiffs argued NMFS failed to credit new information from FWS' analysis, failed to credit the Interg...

A magistrate judge recommended summary judgment be granted in part and denied in part for environmental groups in a challenge to the Forest Service's 2018 revision to the forest management plan for Flathead National Forest. The groups argued the Forest Service and FWS failed to rationally consider t...

The Tenth Circuit affirmed dismissal of an environmental group's petition to review FWS' revised land management plan for the Rio Grande National Forest. The group argued FWS' biological opinion (BiOp), which concluded the plan would not likely jeopardize the Canada lynx's continued existence, faile...