Text Size

Site Search

Endangered Fish Recovery on the Colorado River


Some native fish in the Colorado River and its tributaries are struggling to stay afloat. Invasive species, dams and water diversions can complicate the recovery of endangered fish in those waterways. One long-standing program ties together federal and state agencies with regional groups to help these cold-blooded creatures make a comeback.

 IMG 1926web

Listen to the Story  Transcript

Pair Sound with Sight 

IMG 1951web
The Ouray National Fish Hatchery-Grand Valley Unit in Grand Junction, Colorado has 50 large indoor tanks where
endangered humback chub and bonytail are raised. Credit: Laura Palmisano
 IMG 1926web
Dale Ryden, a biologist with the U.S. Fish and Wildlife Service, holds an endangered razorback sucker. Credit: Laura Palmisano
 IMG 1945web
The endangered razorback sucker. Credit: Laura Palmisano
IMG 1938web
Ryden holds an endangered humpback chub, raised at the Grand Valley Unit of the Ouray National Fish Hatchery. 
Credit: Laura Palmisano
IMG 1954web
Dale Ryden, a biologist with the U.S. Fish and Wildlife Service, holds a cardboard cut out of an endangered Colorado
pikeminnow. The fish can live to be up to 50 years old and grow six feet long. However, nowadays it's extremely rare to find
one that large and old.  Credit: Laura Palmisano
IMG 1913web
This fish ladder on the Redlands Diversion Dam helps fish travel upstream. Credit: Laura Palmisano
IMG 1908web
The Redlands Diversion Dam straddles the Gunnison River, a tributary of the Colorado River. Credit: Laura Palmisano.
IMG 1957web
Kevin Conrad is the operations manager for the Grand Valley Water Users Association. Credit: Laura Palmisano

Connecting the Drops Partners

Connecting the Drops is a radio collaboration between Water Education Colorado and Colorado Community Radio Stations KGNU, KDNK and KRCC.


 Support for 2017 programming comes from CoBank

1750 Humboldt Street, Suite 200
Denver, CO 80218