The Ninth Circuit held that FWS' biological opinion addressing a hatchery project's impact on the bull trout in the Columbia River violates the ESA. Although the hatchery project is intended to…

A district court denied various states' motion to issue a preliminary injunction compelling the U.S. Army Corps of Engineers to take all available measures to prevent the emigration of invasive…

The Ninth Circuit held that the National Marine Fisheries Service (NMFS) violated the Marine Mammal Protection Act (MMPA), but not NEPA, when it authorized Idaho, Oregon, and Washington to kill up…

The Ninth Circuit reversed a lower court's grant of summary judgment in favor of an environmental group requiring the USDA, under FOIA, to disclose the GPS coordinates of wolf depredations to…

A district court remanded the FWS' final rule listing the polar bear as a “threatened” species under the ESA. Shortly after FWS issued the rule, several groups filed suit, some arguing that…

The First Circuit affirmed a lower court decision denying a motion to enjoin Maine state officials from allowing the use of any foothold traps to prevent the incidental take of Canadian lynx,…

The Tenth Circuit held that the Migratory Bird Treaty Act (MBTA) applies a strict liability standard to the taking or killing of migratory birds but that it requires a defendant to proximately…

The Ninth Circuit upheld the FWS' designation of critical habitat for the Mexican Spotted Owl. A cattle growers' association argued that the FWS unlawfully designated areas containing no owls as "…

The Sixth Circuit affirmed a lower court decision that dismissed plaintiffs’ pre-enforcement challenge to the anti-animal-fighting provisions of the Animal Welfare Act (AWA) on the grounds that…

A district court denied environmental groups’ motion for a preliminary injunction to enjoin the use of genetically engineered sugar beets. On the likelihood of success on the merits, the court has…