A district court upheld the constitutionality of an appropriations rider that reinstated an FWS rule that removed ESA protections for the Northern Rocky Mountain gray wolf in all areas outside of Wyoming. The court previously held that the rule violated the ESA because it protected a listed species ...

The Ninth Circuit held that a reserve program for raisins authorized by the Agricultural Marketing Agreement Act of 1937 does not constitute a taking in violation of the U.S. Constitution. The USDA imposed civil penalties against two raisin farmers for failing to comply with various requirements...

The D.C. Circuit held that a single sighting of a protected species is insufficient to render a property "occupied" for purposes of designating critical habitat under the ESA. In 2007, the FWS designated 143 acres of plaintiffs' property as critical habitat for the San Diego fairy shrimp under the E...

The Federal Circuit held that the U.S. Army Corps of Engineers' temporary deviations from the water release rates set forth in an operating plan for the Clearwater Dam that caused increased flooding in Arkansas' Dave Donaldson Black River Wildlife Management Area, which in turn caused excess...

The Ninth Circuit held that ESA §§7 and 9, as applied to the California delta smelt, do not violate the Commerce Clause. In 2008, the FWS issued a biological opinion (BiOp) to the Bureau of Reclamation concerning two federal and state water diversion projects in California's Central Valley...

The Ninth Circuit upheld, on statutory and constitutional grounds, California's vessel fuel rules as they apply to vessels located more than three miles off the California coast. The rules, which seek to reduce air pollutants affecting the state of California, require ocean-going vessels to ...

The Tenth Circuit held that an individual's conviction under the Bald and Golden Eagle Protection Act for unlawfully possessing 141 eagle feathers does not violate the Religious Freedom Restoration Act of 1993. The individual is a follower of a Native American faith but is neither a member of a fede...

A district court vacated the FWS' removal of the Virginia Northern Flying Squirrel from the list of endangered species. Instead of applying the criteria set forth in the squirrel's recovery plan when it issued the delisting rule, the FWS conducted an analysis based on the five listing factors contai...

The Third Circuit upheld regulations issued by the National Marine Fishery Service (NMFS) implementing an amendment to the Atlantic Sea Scallop Fishery Management Plan that, among other things, sets a "control date" that effectively terminates the access rights of general scallop fishermen w...

The Fourth Circuit held that a biological opinion issued by the National Marine Fisheries Service as part of EPA's process of reregistering the insecticides chlorpyrifos, diazinon, and malathion is subject to judicial review under the APA. The Service's biological opinion concluded that the...