Latest Humpback chub Stories
Managing fish in human-altered rivers is a challenge because their food webs are sensitive to environmental disturbance.
Water officials from California, Arizona and Nevada joined the federal government Monday in enacting a 50-year plan to protect the lower Colorado River and ensure states are able to get enough water and power from it.
The number of juvenile endangered fish recovered in the Colorado River declined dramatically after officials flooded the Grand Canyon in an effort to aid them and their fragile ecosystem. But scientists aren't sure what the fish decline means or why it happened.
The Bonytail Chub (Gila elegans) is a species of freshwater fish native to certain areas of Arizona, California, Colorado, Nevada and Utah in the United States. Bonytail chub prefer backwaters with rocky or muddy bottoms and flowing pools, although they have been reported in swiftly moving water. They are mostly restricted to rocky canyons today, but were historically abundant in the wide downstream sections of rivers. It is the rarest of the endemic big-river fishes of the Colorado River. It...
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