The president issued Executive Order No. 13579 to improve regulation and regulatory review by federal agencies.

FWS proposed to designate approximately 54,036 acres in Archuleta, Garfield, and Mesa Counties, Colorado, as critical habitat for Pagosa skyrocket, Parachute beardtongue, and DeBeque phacelia under the ESA.

NOAA-Fisheries issued an advance notice of proposed rulemaking to authorize a nonessential experimental population of Upper Columbia spring-run Chinook salmon in the Okanogan River and its tributaries in Okanogan County, Washington.

FWS announced a 12-month finding on a petition to list the Grand Canyon cave pseudoscorpion as threatened or endangered with critical habitat under the ESA; the agency found that listing is not warranted.

FWS announced a 12-month finding on a petition to list whitebark pine as threatened or endangered and to designate critical habitat under the ESA; the agency found that listing is warranted but precluded by higher priority actions. 

FWS announced a 90-day finding on a petition to list the Bay skipper as threatened or endangered under the ESA and to designate critical habitat; the agency found that listing may be warranted and initiated a status review. 

NMFS designated approximately 360 square kilometers of rocky intertidal and subtidal habitat within five segments of the California coast between the Del Mar Landing Ecological Reserve to the Palos Verdes Peninsula, as well as on the Farallon Islands, Antildeo Nuevo Island, San Miguel Island, Santa Rosa Island, Santa Cruz Island, Anacapa Island, Santa Barbara Island, and Santa Catalina Island, as critical habitat for the endangered black abalone under the ESA.

FWS removed the Concho water snake from the list of endangered species based on the agency's determination that threats to this species have been eliminated or reduced to the point that the species has recovered and no longer meets the definition of threatened or endangered under the Act; the agency also removed the snake's federally designated critical habitat.

NOAA-Fisheries designated approximately 335 miles of freshwater creeks and rivers and their associated estuaries in California, Oregon, and Washington as critical habitat for the southern distinct population segment of Pacific eulachon fish under the ESA, excluding the land of four Native American tribes.

FWS issued its updated list of plant and animal species native to the United States that it regards as candidates for or have proposed for addition to the Lists of Endangered and Threatened Wildlife and Plants under the ESA.