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The humpback chub (Gila cypha) is a federally protected fish that lived originally in fast waters of the Colorado River system in the United States.This species takes its name from the prominent hump between the head and dorsal fin, which is thought to direct the flow of water over the body and help maintain body position in the swift currents of the Colorado river.
Humpback chub: Gila cypha: Native to Colorado. It is known to only reside in rivers but prefers slower eddies and pools with bottoms of sand, gravel, or rock substrate. Humpback chubs can reach up to lengths of 20 inches in and weigh up to 2.5 pounds. Humpback chubs are known to be a long living fish having a life span of up to 30 years. [36]
Four species of fish native to the Colorado River basin are in danger of becoming extinct: the Colorado pikeminnow, the razorback sucker, the bonytail, and the humpback chub. The goal of the program is to stem further reductions in numbers of these species and, eventually, to create self-sustaining populations, while water development proceeds ...
Gila is a genus of fish belonging to the family Cyprinidae, native to the United States and Mexico.Species of Gila are collectively referred to as western chubs.The chiselmouth is a close relative (Simons & Mayden 1997), as are members of the genus Siphateles.
Similar species include the humpback chub (Gila cypha) and bonytail chub (G. elegans), however, these fish have extremely slender caudal peduncles, smaller eyes, angle along anal fin base continuing above the caudal fin. Large individuals have a hump on their nape, and a depressed head which is absent on the headwater chub.
Once abundant and widespread in the basin, its numbers have declined to the point where it has been extirpated from the Mexican part of its range and was listed as endangered in the US part in 1967, a fate shared by the three other large Colorado Basin endemic fish species: bonytail chub, humpback chub, and razorback sucker.
The whale, identified as Mudskipper by the organization's humpback whale specialists, was spotted Monday morning by the crew of a tuna fishing boat, according to the center. The whale's calf was ...
The bonytail chub or bonytail (Gila elegans) is a cyprinid freshwater fish native to the Colorado River basin of Arizona, California, Colorado, Nevada, New Mexico, Utah and Wyoming in the southwestern United States; [2] it has been extirpated from the part of the basin in Mexico. [1]