139 



I 266.6 ALEC FLYUM CREEK ( Iliamna Lake) 



LOCATION: 59°28'36" N. 15l|°30'00" W. 



PREVIOUS NAMES OR NUMBERS: C2 



U.S.G.S. MAP: Iliamna, 1:250,000 



PHYSICAL DESCRIPTION 



TOTAL LENGTH: 2.0 miles 



LENGTH ACCESSIBLE TO SAIWONr 2.0 miles 



AVERAGE WIDTH: 9' RANGE: 4 '-15' 



AVERAGE DEPTH: 8" RANGE: 4"-12" 



TOTAL ACCESSIBLE SPAWNING AREA: 10,6U8 square yards (2.2 acres) 



POTENTIAL SPAWNING AREA: 93^, 9,680 square yards (2.0 acres) 



BOTTOM QUALITY: 73^ l/8"-3", 2?^ 3"-12". Excellent gravel throughout stream, 

 scattered patches of bedrock, stable. 



WATERSHED: 3 square miles. Shallow stream-cut valley throvigh rolling hills, 

 forested with spruce, dense willow along stream. A small falls 0»7 mile 

 from mouth may be impassable during low flow periods . Soiirce : a small 

 lake. 



GRADIENT: 



WATER VELOCITY: 1.6 fps 



FLOW: 7 cfs (July 29, 1962 ). Measured RANGE: 



just above outlet slough, normal 

 summer flow. 



AIR TEMPERATURE: 22.0° C. (July 29, I962) 



WATER TEMPERATURE: 10.0° C. (July 29, I962) 



POOLS AND RIFFLES: 



