In general, taxonomy, systematics, ecology and conservation status of native Mexican trouts (in Spanish "Truchas Mexicanas") are little studied. Threats to their continued existence include impacts of steadily increasing forest exploitation and introductions of exotic species, primarily exotic rainbow trout, for fish culture.
In 1886, the noted naturalist and paleontologist Edward Drinker Cope, published a one paragraph note in the American Naturalist journal. Entitled "The Most Southern Salmon," Cope implied that cutthroat trout were native to Chihuahua, Mexico.
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