The D.C. Circuit affirmed dismissal of a challenge to two FWS rules that delayed a 2021 proposed rule to reduce the amount of land in the Pacific Northwest designated as critical habitat for the northern spotted owl. A logging group challenged the validity of the rules delaying the effective date of...

The D.C. Circuit affirmed in part and reversed in part summary judgment for commercial fishermen in a challenge to an NMFS rule implementing an amendment to a fishery management plan for reef fish resources in the Gulf of Mexico. The fishermen argued the amendment arbitrarily relied on an economic a...

A district court granted summary judgment for a conservation group in a challenge to the Natural Resource Conservation Service's (NRCS') 2020 rule regarding certification of maps delineating wetlands. The group argued NRCS changed its policy regarding pre-1996 wetland certifications without exercisi...

A district court granted in part and denied in part a tribe's motion for partial summary judgment in a lawsuit concerning a hydroelectric dam on the Puyallup River in Washington. The tribe argued the dam operator's installation of a temporary rock dam/spillway unlawfully harmed and harassed Chinook ...

A district court granted in part environmental groups' motion for summary judgment in a challenge to various agency actions relating to EPA's approval of the state of Florida's application to assume permitting authority under §404 of the CWA. The groups argued EPA and FWS violated the ESA because n...

A district court vacated three pesticide registrations issued by EPA in 2020 for "over-the-top" application of dicamba products manufactured by agrochemical companies. Environmental groups argued EPA violated FIFRA by unconditionally issuing "new use" registrations for over-the-top use of dicamba on...

The Eleventh Circuit vacated a district court's conclusion that FIFRA expressly preempted a state failure-to-warn claim brought by a Georgia landowner against the manufacturer of the weedkiller Roundup. The landowner argued the weedkiller caused his cancer and sued the manufacturer for failing to wa...

A district court denied nonprofit groups' motion for summary judgment in a challenge to FWS' 2016 decision to delist the Louisiana black bear after determining its population had recovered and was no longer threatened. The groups argued FWS should not have included the Upper Atchafalaya River Basin ...

A district court granted NMFS' motion to dismiss a challenge to its lobster fishing gear regulations. Environmental groups argued the regulations did not adequately protect the endangered North American right whale, in violation of the ESA and the Marine Mammal Protection Act. NMFS moved to dismiss ...

A district court granted environmental groups' motion to lift a stay of a suit challenging NMFS' biological opinion (BiOp) concerning oil and gas activity in the Gulf of Mexico. The groups initially argued NMFS issued a flawed BiOp that underestimated the risks of harm to protected species and took ...