FWS proposed to designate approximately 2,090 stream miles of federal, state, tribal, and private lands in Arizona, California, Colorado, Nevada, New Mexico, and Utah as critical habitat for the southwestern willow flycatcher under the ESA.

FWS and NOAA-Fisheries announced a 90-day finding on a petition to list the saltmarsh topminnow as threatened or endangered under the ESA; the agencies found that listing may be warranted and initiated a status review. 

FWS proposed to list the Miami blue butterfly as endangered under the ESA and to list the cassius blue butterfly, the ceraunus blue butterfly, and the nickerbean blue butterfly as threatened due to their similarity of appearance; see above for direct final rule.

FWS proposed to list the Philippine cockatoo and the yellow-crested cockatoo as endangered under the ESA, to list the white cockatoo as threatened, and to forego listing of the crimson shining parrot.

FWS announced a 12-month finding on a petition to list the Nueces River shiner and the plateau shiner as threatened or endangered and to designate critical habitat under the ESA; the agency found that listing is not warranted.

FWS announced a 90-day finding and 12-month determination on a petition to revise critical habitat for the leatherback sea turtle in the waters off Puerto Rico; the agency found that revision may be warranted.

FWS proposed to list 23 species on the island of Oahu in the Hawaiian Islands as endangered under the ESA, to designate 43,491 acres as critical habitat for these species and two other plant species already listed as endangered, and to revise critical habitat for 99 plant species already listed as endangered or threatened.

FWS announced a 12-month finding on a petition to list the Redrock stonefly as endangered or threatened and to designate critical habitat under the ESA; the agency found that listing is not warranted.

FWS announced a 90-day finding on a petition to list the straight snowfly and the Idaho snowfly as endangered under the ESA and to designate critical habitat for the species; the agency found that listing is not warranted.

FWS proposed to list the Chupadera springsnail as endangered under the ESA and to designate approximately 1.9 acres in Socorro County, New Mexico, as critical habitat for the species.