<br />References
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<br />Chart, T.E., and L. Lentsch. 1999. Flow effects on humpback chub' (Gila cypha) in
<br />Westwater Canyon. Final Report to the Recovery Implementation Program for
<br />the Endangered Fishes of the Upper Colorado River Basin, Denver, Colorado.
<br />Project No. Aspinall-46. 74 pp.
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<br />Cowdell, B.R, and RA. Valdez. 1994. Effects of pulsed DC electroshock on adult
<br />roundtail chub from the Colorado River in Colorado. North American Journal of
<br />Fish Management 14:659-660.
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<br />Douglas, E.D., and P.C. Marsh. 1996. Population estimates/population movements of
<br />Gila cypha, an endangered cyprinid fish in the Grand Canyon Region of Arizona.
<br />Copeia 1996(1): 15-28.
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<br />Douglas, M.E., W.L. Minckley, and H.M. Tyus. 1989. Qualitative characters,
<br />identification of Colorado River chubs (Cyprinidae: genus Gila) and the "art of
<br />seeing well." Copeia 1989:653-662.
<br />
<br />Haddon, M. 2001. Modeling and quantitative methods in fisheries. Chapman and
<br />Hall/CRC, Washington, D.C. 406 pp.
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<br />Karp, c.A., and H.M. Tyus. 1990. Humpback chub (Gila cypha) in the Yampa and Green
<br />Rivers, Dinosaur National Monument, with observations on roundtail chub (G.
<br />robusta) and other sympatric fishes. Great Basin Naturalist 50(3):257-264.
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<br />McAda, C.W., J.W. Bates, J.S. Cranney, T.E. Chart, W.R Emblad, and T.P. Nesler.
<br />1994. Interagency standardized monitoring program: summary of results,
<br />1986-1992. Final report to the Upper Colorado fish Recovery Program, Project
<br />Number 22. U.S. fish and Wildlife Service, Denver, Colorado.
<br />
<br />Miller, W.H., D.L. Archer, H.M. Tyus, and RM. McNatt. 1982. Yampa River fishes
<br />study, final report. U.S. Fish and Wildlife Service and National Park Service
<br />cooperative agreement No. 14-16-0006-81-931(IA). Salt Lake City, Utah. 78 pp.
<br />plus appendix.
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<br />Miller, W.J., and T. Modde. 1999. Habitat use. Chapter 4, p. 61-90. in Modde, Miller,
<br />and Anderson (editors). Determination of habitat availability, habitat use, and
<br />flow needs of endangered fishes in the Yampa River between August and
<br />October. Final Report, Upper Colorado River Basin Recovery Implementation
<br />Program, Project #CAP-9. U.S. Fish and Wildlife Service, Denver, Colorado.
<br />
<br />Muth, RT. 1990. Ontogeny and taxonomy of humpback chub, bony tail, and roundtail
<br />
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