Gila nigrescens
US Fish & Wildlife Service. 1986. Chihuahua chub recovery plan. Prepared by the USFWS, region 2, Albuquerque, NM.
US Fish and Wildlife. 1998. Threatened and endangered species of New Mexico. Ecological Services Field Office, USFW. Albuquerque, NM. 109 p.
Propst, D.L. and Kingsbury, A.H. 2003. Conservation of Chihuahua Chub. New Mexico Department of Game and Fish. Performance Report NM E-2-14. 10p.
Propst, D.L. 2000. Conservation of Chihuahua Chub. New Mexico Department of Game and Fish. Performance Report NM E-2-11. 11p.
Propst, D.L. and Paroz, Y.M. 2007. Conservation of Chihuahua Chub. New Mexico Department of Game and Fish. Final Report NM E-2-16. 31p.
Pierce, L. 2016. Federal recovery and monitoring permit: annual report to U.S. Fish and Wildlife Service, TE-815409. New Mexico Department of Game and Fish.
Pierce, L. 2015. Threatened and endangered species recovery permit report, TE-815409. New Mexico Department of Game and Fish. Submitted to USFWS.
Pierce, L. 2014. Report of Recovery Permit report, TE-815409. New Mexico Department of Game and Fish.
James, A. 2016. Permit data for the New Mexico Fish and Wildlife Conservation Office. U.S. Fish and Wildlife Service.
Propst, D.L. 1999. Conservation of Chihuahua Chub. New Mexico Department of Game and Fish. Performance Report NM E-2-10. 6p.