The Ninth Circuit upheld the denial of animal rights groups' motion to preliminarily enjoin DOI from rounding up, destroying, or auctioning off wild horses and burros in the Twin Peaks Herd Management Area on the California-Nevada border. The groups claimed that the large-scale removal of horses...

A district court granted in part and denied in part motions to dismiss a property owner's CERCLA, RCRA, and state law claims against former owners and operators of nearby properties. One defendant argued that the court lacked subject matter jurisdiction over the RCRA claim because the notice let...

A California appellate court reversed a lower court decision certifying residents' class action lawsuit against the state wildlife agency in connection with efforts to eradicate an invasive species of fish, the northern pike, from a lake and its tributaries. The residents argued that the agency's ef...

A district court held that NOAA Fisheries' 2008/2010 biological opinion (BiOp) for the Federal Columbia River Power System is arbitrary and capricious under the ESA. In the BiOp it issued to the U.S. Army Corps of Engineers and the U.S. Bureau of Reclamation, NOAA Fisheries concluded that the op...

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 upheld the dismissal of a shopping center owner's citizen suit action under RCRA against manufacturers of dry cleaning equipment. The owner argued that the manufacturers contributed to the release of hazardous waste into the environment by virtue of their machinery, which was a...

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 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 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...