U 51. Y SAM CREEK (lake Nerka) 



LOCATION: 59''36'1T" N- l58'*50'5i^" W. 

 PREVIOUS NAMES OR NUMBERS: 



U.S.G.S. MAP: Dillingham, Alaska, 1:250,000, 1951 



PHYSICAL DESCRIPTION 



TOTAL lENGTH: 3-1 miles 



LENGTH ACCESSIBLE TO SAIMDN: 3'1 miles 



AVERAGE WIKTH: 2U'2" RANGE: 20 '-30' 



AVERAGE DEPTH: 13" RANGE: 3"-19" 



TOTAL ACCESSIBLE SPAWNING AREA: 9.I acres 



POTENTIAL SPAWNING AREA: 80^; 7-3 acres 



BOTTOM QUALITY: 90^ gravel, 10^ rubble 



WATERSHED: Drains mo\intain valley. 



GRADIENT: 



WATER VELOCITY: 



FLOW: RANGE: 



AIR TEMPERATURE: 



WATER TEMFE2y^TURE: 



P00I5 AND RIFFLES: Ifeny riffles. 



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