Endangered Species Law & Policy

On January 7, 2025, the U.S. Fish & Wildlife Service (Service) announced that, following the completion of the Service’s 5-year status review (5-year Review) of the golden-cheeked warbler (Setophaga chrysopharia) (GCWA), the agency is recommending the species be downlisted from endangered to threatened under the Endangered Species Act (ESA). The species will remain listed as endangered unless and until the species is formally downlisted under the ESA pursuant to the necessary rulemaking process.

Citing better understanding of the GCWA and its habitat needs, along with ...

On May 5, 2021, the U.S. Fish and Wildlife Service (“USFWS”) published its updated collision risk model (“CRM”) for bald and golden eagles at wind energy facilities.  The CRM is a complex Bayesian model the USFWS has endorsed to predict eagle fatalities at wind energy facilities seeking eagle incidental take authorization under the Bald and Golden Eagle Protection Act (“BGEPA”).  The USFWS previously published the proposed updates to CRM for public comment on two occasions, seeking input on three alternatives: (1) Use updated species-specific model inputs and use the ...

In an article forthcoming in the Journal of Environmental Studies and Sciences, Dr. Dennis Murphy and I examine a proposal by the Fish and Wildlife Service and National Marine Fisheries Service to amend the existing regulations that implement the interagency consultation process set out in Section 7 of the Endangered Species Act by codifying their pre-existing practice of using surrogates to express the amount or extent of incidental take of listed species.  We describe the proposed rule, place the use of surrogates for conservation planning in historical context, and ...

As previously blogged about here, on December 9, 2011, the U.S. Fish and Wildlife Service and National Marine Fisheries Service (Services) published a notice of proposed rulemaking (PDF) in the Federal Register that will, if adopted, change the Services' standards for listing and delisting species as threatened or endangered under the Endangered Species Act (ESA) by re-interpreting the definitions of "threatened" and "endangered" species in the ESA.

In a letter to the Director of the Fish and Wildlife Service (PDF) dated January 26, 2012, Congressman Markey, the ranking ...

Today, the U.S. Fish and Wildlife Service and National Marine Fisheries Service (Services) published a notice of proposed rulemaking (PDF) in the Federal Register that will, if adopted, change the Services' standards for listing and delisting species as threatened or endangered under the Endangered Species Act (ESA).  See Draft Policy on Interpretation of the Phrase ‘‘Significant Portion of Its Range’’ in the Endangered Species Act’s Definitions of ‘‘Endangered Species’’ and ‘‘Threatened Species.’’ 76 Fed. Reg. 76,987 (Dec. 9, 2011). 

Under the ...