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CENTER for BIOLOGICAL DIVERSITY Because life is good
ABOUT ACTION PROGRAMS SPECIES NEWSROOM PUBLICATIONS SUPPORT

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ENDANGERED SPECIES ACT PROFILE

PROTECTION STATUS: Not listed

PETITIONED: 1998

RANGE: Southern Colorado and northern New Mexico

THREATS: Habitat loss and fragmentation, livestock grazing, water diversions, logging, road construction, genetic isolation, disease, and competition and hybridization with nonnative trout species

POPULATION TREND: Rio Grande cutthroat trout have been lost from more than 90 percent of their historic range and are now limited to small, isolated headwater streams. Only five fragile populations are secure from any threats.

Photo courtesy of USFWS