https://www.usgs.gov/media/images/illustration-3-native-fish-colorado-river-grand-canyon-humpback-chub-flannelmouth
Illustration of 3 native fish in the Colorado River, Grand Canyon: humpback chub, flannelmouth...
Illustration of 3 native fish in the Colorado River, Grand Canyon: humpback chub (Gila cypha, upper left), flannelmouth sucker (Catostomus latipinnis, middle),...