7270

• UCREFRP Catalog Number: 7270
• Author: Pimentel, R. and R. V. Bulkley.
• Title: Response of Colorado Squawfish to Channel Catfish as Prey in an Aquarium.
• USFW Year: 1983.
• USFW - Doc Type: Logan, Utah.
• Copyright Material: NO

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U.S. Fish and Wildlife Service. 1974. Colorado squawfish, Ptychocheilus
lucius, listed as endangered species. Federal Register 39:1175.
Vanicek, C. D., and R. H. Kramer. 1969. Life history of the Colorado squaw-
fish, Ptychocheilus lucius, and the Colorado chub, Gila robusta, in
the Green River in Dinosaur National Monument, 1964-1966. Trans.
Am. Fish. Soc. 98:193-208.