The hope is that a monthslong experiment to release low, steady flows of water from Glen Canyon Dam will give the eggs that bugs lay just below the water’s surface a better chance at survival, giving fish better opportunities to feed, bulk up.
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…
Creek in far southwestern Colorado will have the largest continuous stretch of native Colorado River cutthroat trout in the state.
The USDA worked with the U.S. Fish and Wildlife Service to eradicate nearly 70 feral swine from Arizona refuge.
For two critically endangered species that once flourished in the Colorado River — razorbacks and bonytails — the race for survival now involves a trip to the gym.