STATUS-UNDETERMINED FISHES 



A status-undetermined species or subspecies is one that has been suggested as possibly 

 threatened with extinction, but about which there is not enough information to determine 

 its status. More information is needed. 



Pallid Sturgeon, Scaphirhynchus albus 

 Mississippi Valley. 

 Suggested by Dr. Frank B. Cross, University of Kansas. 



Shortnose Cisco, Coregonus reighardi 



Lake Superior, Lake Michigan, and Lake Ontario. 

 Suggested by New York Conservation Department. 



Colorado Cutthroat Trout , Sal mo clarki pleuriticus 

 Headwaters of the Colorado River . 

 Suggested by Dr. Harold K. Hagen, Colorado State Univ. & Utah Dept. of Fish & Game. 



Montana Westslope Cutthroat Trout, Salmo clarki subspecies 

 Flathead River Drainage, Montana. 



Utah Cutthroat Trout , Salmo clarki Utah 



Utah, west of Wasatch Mountains, and White Pine County in Nevada. 

 Suggested by Utah Department of Fish and Game. 



Yellowfin Cutthroat Trout, Salmo clarki macdonaldi 

 Twin Lakes , Colorado . 



Alvord Basin Cutthroat Trout, Salmo clarki subsp . 



Willow Creek drainage, Alvord Basin, Harvey County, Oregon. 



Suggested by Dr. Robert J. Behnke, Bur. Sport Fisheries & Wildlife, Colo. State Univ. 



Eagle Lake Rainbow Trout , Salmo gairdneri aquilarum 



Eagle Lake and other waters in Lassen and Modoc Counties, California. 

 Suggested by California Department of Fish and Game. 



Yaqui Chub, Gila purpurea 



San Bernardino Creek of Yaqui River in Arizona. 

 Suggested by J. Clark Salyer II. 



White River Spinedace, Lepidomeda albivallis . Miller and Hubbs, 1960. 

 White River in White Pine and Nye Counties , Nevada . 

 Suggested by Dr. James E. Deacon, Nevada Southern University, Las Vegas, Nevada. 



Spikedace, Meda fulgida 



Salt, upper Gila and San Pedro Rivers, also Arivaipa Creek (New Mexico). 

 Suggested by W. L. Minckley . 



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