Humpback chub

Colorado River’s humpback chub: endangered, and possibly ‘threatened,’ but no longer an extinction risk

(U.S. Fish and Wildlife Service)FLAGSTAFF, Ariz. — An endangered fish that makes its home in the Colorado River basin no longer is at the brink of extinction. The U.S. Fish and Wildlife Service said it will consider reclassifying the humpback chub as threatened within the next year. The fish that can navigate turbulent waters and have a fleshy bump behind…