TEXAS (Cont. ) 



Texas Game and Fish Commission, cooperating; southeastern Texas; began 

 August 1956, closed November 1956; John G. Degani, Leader; reports available. 



Address inquiries to: John G. Degani, 300 W. Vickery Boulevard, Room 

 2187, Fort Worth 4, Texas. 



UTAH 

 Fish and Game Department 



1. An Inventory Survey of Utah's Fishing Waters 



An inventory survey for the purposes of collecting and analyzing physical, 

 chemical, and biological data to provide a basis for nnanagement and stocking 

 recommendations and to recognize existing problems that require future study. 



Statewide; began March 1953, to close 1959; $35,000; Donald C. Hales, 

 Leader; reports available. 



Address inquiries to: J. Perry Egan, Director, Utah State Department 

 of Fish and Game, 1596 West North Temple, Salt Lake City, Utah. 



2. Provo River, Fish Lake, and Strawberry, Scofield and Deer Creek Reservoirs 



A fisherman count and interview program on each fishery designed to yield 

 estimates of harvest of all game fish, including fin-clipped rainbow trout, 

 fishing pressure, success per unit effort, length frequencies, and license fees 

 contributed by fishermen who fished these waters. 



Wasatch, Utah, Sevier, and Carbon Counties; began December 1953, to 

 close December 1957; $19,000; Hal W. Peterson, Leader. 



Address inquiries to: J. Perry Egan, as in No. 1 above. 



3. Investigations of Brine Shrimp 



The objectives are: (1) To learn methods of harvesting adult brine shrimp 

 from Great Salt Lake and determine the best storage methods; (2) to determine 

 the economics, quantities necessary, methods and merits of a feeding program 

 involving brine shrimp; (3) to develop methods of harvesting brine shrinnp eggs 

 along the shores of Great Salt Lake and to develop methods of hatching. 



Great Salt Lake and Scott Avenue Hatchery, Salt Lake City; began May 

 1955, closed Septennber 1956; $11,500; John Neuhold, Leader; reports avail- 

 able. 



Address inquiries to: J. Perry Egan, as in No. 1 above. 



4. Statewide Rough Fish Eradication Project 



The objective is to eradicate populations of rough fish in lakes and reser- 

 voirs that can be reclaimed for game fish. 



Statewide; began August 1953, continuing; Donald C. Hales, Leader. 

 Address inquiries to: J. Perry Egan, as in No. 1 above. 



Utah State Agricultural College 



The Toxicity of Fluorides to Fresh Water Fish 



Lethal and chronic levels of fluoride concentrations for fresh water fish 

 and fish eggs through the medium of water; changes in the chemistry of the 

 water medium during the course of the experiment; levels of concentration 

 and distribution of fluorine in fish and fish eggs which have been subjected to 

 known concentrations of fluorides; concentrations of fluorides in various 

 natural waters inhabited by fish; levels of concentration and distribution of 

 fluorine in fish from various natural waters are determined. The effect of 



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