191 

 C 0.0:15.1L ALEXI CREEK (Newhalen River) 



LOCATION: 59'*51'5^" N. 15U°51'06" W. 



PREVIOUS NAMES OR NUMBERS: Hlb 



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



PHYSICAL DESCRIPTION 



TOTAL LENGTH: k.O miles 



LENGTH ACCESSIBLE TO SALMON: k.O miles 



AVERAGE WIDTH: 36' RANGE: 2i^'-i;0' 



AVERAGE DEPTH: I5" RANGE: 12"-2l+" 



TOTAL ACCESSIBLE SPAWNING AREA: 8U,700 square yards (17.5 acres) 



POTENTIAL SPAWNING AREA: 70^, 59,532 square yards (12-3 acres) 



BOTTOM QUALITY: 11^ <l/8", 70^ l/8"-3", 19^ 3 "-12". Good gravel in lover 

 3 miles, fair gravel in upper mile. Bottom fairly stable. 



WATERSHED: I8 sqioare miles. A shallow stream-cut valley throxjgh rolling 

 hills sparsely forested with spruce, thick willow brush along stream. 

 Source: Alexi Lake. 



GRADIENT: 



WATER VELOCITY: 4.0 fps 



FLOW: 100 cfs (Sept. 10, I96I). Measured RANGE: 

 just below Alexi Lake, creek near flood 

 stage . 



AIR TEMPERATURE: 13.0° C. (Sept. 10, I961) 



WATER TEMPERATURE: 11.0° C. (Sept. 10, I961) 



POOLS AND RIFFLES: 



