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<br />rare forms are at least present ill small numbers and some are appar-
<br />ently reproducing.
<br />
<br />Appreciation is extended to the personnel of the Di\'ision of River Basins. Ilureau
<br />of Sport Fisheries a!1d Wildlife, U.S.D.I., Salt Lake City; Dinosaur National ::VIonu-
<br />ment, National Park Senic<:; and memhprs of the Colorado Game. Fish and Parks
<br />Department who offered help when asked. \Vc would like to thank Don Wright,
<br />Bruce l\1urray; Ross Smith, Hon ~aten and Phil Gerrish for theil" help as summer
<br />assistants. Funds fa I" this stndy came from the Utah Cooperative Fishery Unit; a
<br />joint venture among the Bureau of Sport Fisheries and 'Wildlife, Utah State Division
<br />of Wilrllife Resources, and Utah State University; and the National Wildlife Feder-
<br />ation.
<br />
<br />LlTEllA TUnE CITED
<br />
<br />I,
<br />f
<br />t
<br />I
<br />
<br />BUREAU OF RECLAMATION. 1963. Juniper Project, Colorado and Utah. Re-
<br />connaissance Report. Salt Lake City, Utah. 91 pp.
<br />
<br />MILLER, R. It 1972. Threatened freshwater fishes of the United States. Trans.
<br />Amer. Fish. Soc. 101 (2): 239-252.
<br />
<br />MINCK LEY, "'. L., and J. E. DEACON. 1968. Southwestern fishes and the
<br />enigma of "endangered species." Science 159: 1424-1'~ 32.
<br />
<br />VANICEK, C. D., and H. H. KHAMEH. 1969. Lifp history of the Colorado squaw-
<br />fish, Ptychocheilus lucius, amI the Colorado chub, Gila rabus/a, in the G)'ccn Ri\"er
<br />in Dinosaur National :\lonument, 1964-1966. Trans. Amer. Fish. Soc. 90(2): 193-
<br />.206.
<br />
<br />VANICEK, C. D., R. H. KRA:\IER and D. H. FRANKLIN. 1970. Distribution of
<br />Green River fishes in Utah illld Colorado following rlo,ure of Flaming Gorge Dam.
<br />Southwest Nat. H(3): 297-315.
<br />
<br />U. S. DEPT. INT 1966. Dolores Report. LeUer from Sccretary of the Interior
<br />transmittillg a report on the DO\tlfps Proiect, ColoI"<H\o. purmant to the provisions of
<br />53 Stat. 1187. U. S. Go\". Print. Office. HOll"e Doc. ="0. +12.
<br />
<br />___. 1968. Rare and Ellclangl't'C.d Fidl ami \\'ildlifc of the United St,ltes.
<br />BUI'cau of Sport Fi~heries amI \Vildlife, Reso:.Jrre Publication 31, U. S. Depal'tment
<br />J nterior.
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