Colorado State University Larval Fish Laboratory Biologist Cameron Walford with an endangered razorback sucker captured on April 28, from the Yampa River upstream of Dinosaur National Monument at Lily Park.  This hatchery-raised fish was stocked in the Green River in 2004.  This species had not been seen in the Lily Park reach of the Yampa River for almost 30 years. (Photo courtesy CSU Larval Fish Laboratory)