rORTV-FIRST BIENNIAL REPORT 1 1 1 



been kept. Since 1925 there have been IC years in which the kinj; salmon have 

 been counted. The average annual count for this period is 12,(U>!S. An fh-clric evi- 

 counting device was te.sted and found reasonably successful. It is recommended that 

 next year the racks be left in the river until the silver salmon run is completed and 

 longer if possible. 



Shasta River fish count, Siskiyou County. MM*. >.'.(». Subniittod March In. I'.t.'.ti. 

 4 pp., including 2 tables. 



Abstr.\CT : The Shasta Kivcr counting station was i>ut in operation mi Sep 

 tember 15 and was maintained until January I'J, when high water caused a rotten 

 timber to give way and several sections of the racks were washed away. The first 

 king salmon passed through the racks on September 2S, the last October 14; 

 total king salmon count was lOo. The first silver salmon was counted on ( >ctolier 24. 

 the last on Docemher 20; total 312. The first steeihead appe.-ired on < Ictoiier .'? and 

 to the time the racks washed out 401 fish were counted through; proliaidy the 

 greatest part of the run occui-red after this. It is recommended tliat if a new station 

 can be established before September, 19.">0 the present station be abandoned ; if tiiis 

 cannot be done the present station should be used to cmmt the king salmon rnii 

 only. 



Creel census. Shasta River, Siskiyou County, Ainil 21), I'.i.'id. Siilmiiited .hine s, 

 1950. 6 pp., including 3 tables. 



Abstract : On the opening day of the 1950 fishing season a creel census was 

 made on the lower 7 miles of the Shasta River. 48 .'inglers were interviewe.l 

 and 63 fish measured. 109 anglers were counted and 2<Mt estimnted to have fisheil 

 the section on the opening day. The estimated catch per day was 11.5 and the catch 

 per hour was 4.35. All fish seen were immature steeihead ranging in lengtli from 

 4.5 to 9.5 inches, with an average of 7.0 inches. Rougli estimates of tlie pressure 

 on this section of the river indicate that while fishing lasted i April 21lM;iy L'l ) the 

 total catch in this section was 8,500 fish, largely 2-year old steeihead. 



Sacramento River Experimental Stream, 1949 report. Suliiuiii.d M.i> ■_'•_'. 

 1950. 21 pp., 11 tables. 



Abstract: Results of the creel census on the South and Middle Korks of 

 the Sacramento River and on 14 lakes and 2 tributary streams are report.-d. Results 

 of shocking experiments on the South Fork are given. Following is a l)rief summary 

 for the 2 forks: South Fork^39 anglers; 2..-.S1 total catch ; catch per hour 2..5'.t ; 

 wild rainbow trout 2,077; hatchery rainbow trout 470; eastern l.rook 14. .Middle 

 Fork— 179 anglers; 1,555 total catch; catch per hour 2.55; wil.l r:iiiil"'vv trout 

 1,184 ; hatchery rainbow trout 371. 



Pine Creek Basin, Modoc County, Stream Improvement I'rojcct. SuKmliied 



June 16, 1950. 4 pp. . , 



Abstract: Recommendations are made for lake and stream im|uo\cin.iit 

 in Fine Creek Basin, Modoc County. The following projects ar<' recommended : 



1. A rock and dirt fill dam to form a 15-acre lake in Pine Basm me: w. 



2 A rock and dirt fill dam to deepen a small lake already in existence. 

 3. Several small <lains to form pools in Pine Creek itself. I'p to 10 such small 

 dams could be constructed. 



Wales, J. H., and M. Coots , , , , 



Creel census, May 1, 1949. Klamath River, Siskiyou Count v. SMiuuiiied .lune (.. 



1949. 3 pp. , f ,' . 



Abstract: The Klamath River was checked on openim: day from ( op... 

 to Humboldt line, a distance of 134 miles. Anglers counted, :'.57 F,stimat.-.l .afh 

 5 fish per angler or 1,785 fish. All immature ,^t.■elh.^■l<l. averag.- length . " •■,. i.es 



Wales, J. H., and E. R. German 



Castle Lake trout investigation. l'.)49 season. Sec.nd phas.- : Kast.Tu l.n.ok 

 trout. Submitted May 16, 19.5(1. 23 pi)., including 20 t;ildes 



Abstract: Catch for 1949 was 4,92.s trout in l.Ob. angler .ays; 4.<. hsi 



Fingerling plant after two years in lake averages only »... nu-n.-s 



