Proceedings of the Desert Fishes Council VOLUME XXXII 2000 ANNUAL SYMPOSIUM 16 - 19 November Death Valley California, U.S.A. Edited by Dean A. Hendrickson Texas Natural History Collection University of Texas at Austin 10100 Burnet Road, PRC 176 / R4000 Austin, Texas 78758-4445, U.S.A. and Lloyd T. Findley Centro de Investigación en Alimentación y Desarrollo, A.C.-Unidad Guaymas Carretera al Varadero Nacional Km. 6.6, “Las Playitas” Apartado Postal 284, Guaymas, Sonora 85400, MÉXICO published: November 13, 2001 ISSN 1068-0381 P.O. Box 337 Bishop, California 93515-0337 760-872-8751 Voice & Fax e-mail:
[email protected] MISSION / MISIÓN The mission of the Desert Fishes Council is to preserve the biological integrity of desert aquatic ecosystems and their associated life forms, to hold symposia to report related research and management endeavors, and to effect rapid dissemination of information concerning activities of the Council and its members. OFFICERS / OFICIALES President: David L. Propst, Conservation Services División, New Mexico Department of Game and Fish, Santa Fe, NM 87504 Immediate Past President: Gary P. Garrett Executive Secretary: E. Phil Pister, P.O. Box 337, Bishop, California 93515-0337 COMMITTEES / COMITÉS Executive Committee: Michael E. Douglas, Gary P. Garrett, Dean A. Hendrickson, Nadine Kanim, Paul C. Marsh, E. Phil Pister, David L. Propst Area Coordinator: Nadine Kanim Awards: David L. Propst Membership: Paul C. Marsh Proceedings Co-Editors: Lloyd T. Findley and Dean A. Hendrickson Proceedings Translation: Miguel Á. Cisneros, Lloyd T. Findley and Gabriela Montemayor Program: Michael E. Douglas (Chair), Dean A. Hendrickson, Nadine Kanim Webmasters: Dean A.