Its survival currently relies on release of hatchery-produced fish; several hatcheries maintain this species. Bonytail chubs were one of the first fish species to reflect the changes that occurred in the Colorado River basin after the construction of Hoover Dam; the fish was extirpated from the lower basin between 1926 and 1950.
The survival of this species relies on releasing hatchery-raised fish; several hatcheries support it. Bonytail chubs were among the first to show changes in the Colorado River basin following Hoover Dam's construction; they disappeared from the lower basin between 1926 and 1950.