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Show CEA Report Environmental - Ecology Some Native Fishes of Grand Canyon HUMPBACK CHUB ( Gila cypha) Endangered species, found as one population in Grand Canyon. COLORADO SQUAWFISH ( Ptychocheilus lucius) Endangered species, no longer found in Grand Canyon. RAZORBACK SUCKER ( Xyrauchen texanus) Endangered species, extremely rare in Grand Canyon. FLANNELMOUTH SUCKER ( Catostomus latipinnis) " Candidate species", protected by states of Colorado, Utah, New Mexico, Arizona, and California, found in small numbers in Grand Canyon. Figure 7 Richard A. Valdez, Ph. D., Illustrations by M. C. Filbert. page 10 |