On Monday, June 18, 2018, the U.S. Fish and Wildlife Service (“FWS”) announced that it has initiated five year status reviews for fifty species in California, Nevada, and the Klamath Basin of Oregon, pursuant to the Endangered Species Act (“ESA”).  Included among the species whose ESA listing status is being reviewed are 19 animal species, four of which are currently listed as threatened, while the remaining 14 are currently listed as endangered.  Additionally, the FWS is reviewing thirty-one plant species.

As part of its review, FWS will be accepting new information pertinent to the status of the following animal species:

Species Current Status
Lange’s metalmark butterfly (Apodemia mormo langei) Endangered
Smith’s blue butterfly (Euphilotes enoptes smithi) Endangered
Yellow-billed cuckoo (Coccyzus americanus) Threatened (Western Distinct Population Segment)
California red-legged frog (Rana draytonii) Threatened
Mountain yellow-legged frog (Rana mucosa) Endangered
Tidewater goby (Eucyclogobius newberryi) Endangered
Stephens’ kangaroo rat (Dipodomys stephensi (incl. D. cascus) Endangered
Point Arena mountain beaver (Aplondontia rufa nigra) Endangered
Pacific pocket mouse (Perognathus longimembris pacificus) Endangered
Western snowy plover (Charadrius alexandrinus nivosus) Threatened (Pacific Coast Population Distinct Population Segment)
Pahrump poolfish (Empetrichthys latos) Endangered
California clapper rail (Rallus longirostris obsoletus) Endangered
Sierra Nevada bighorn sheep (Ovis canadensis sierrae) Endangered
Laguna Mountains skipper (Pyrgus rurales lagunae) Endangered
Morro shoulderband snail (Helminthoglypta walkeriana) Endangered
Lost River sucker (Deltistes luxatus) Endangered
Shortnose sucker (Chasmistes brevirostris) Endangered
California least tern (Sterna antillarum browni) Endangered
Inyo California towhee (Pipilo crissalis eremophilus) Threatened


With respect to the yellow-billed cuckoo, mountain yellow-legged frog, and western snowy plover, FWS’s announcement notes that each was originally listed as a distinct population segment (“DPS”).  FWS’s announcement also states that FWS will apply its Policy Regarding the Recognition of DPS’s in considering whether to reclassify or remove any of the DPS’s from the List of Endangered and Threatened Species.  In its announcement of this five-year status review, FWS states that it will accept information on any of the above species, or the additional plant species, for consideration in its review until August 17, 2018.