The Rio Grande cutthroat trout (Oncorhynchus clarkii virginalis) lives in high elevation, coldwater streams in New Mexico and southern Colorado. It is a subspecies that was made a candidate for listing in 2008 by the U. S. Fish and Wildlife Service (Service) under the Endangered Species Act of 1973, as amended (Act) (73 FR 27900, May 14, 2008). It is now being reviewed for listing as a threatened or endangered species under the Act. This Rio Grande cutthroat trout Species Status Assessment Report (SSA Report) is a summary of the information assembled and reviewed by the Service and incorporates the best scientific and commercial data available. This SSA Report documents the results of the comprehensive status review for the Rio Grande cutthroat trout.
