lI^5 



I 287-9 CABIN CREEK ( Iliamna Lake) 



LOCATION: 59°25'l8" N 154°29'12" W. 



PREVIOUS NAMES OR NUMBERS: Bk, Neilson Creek 



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



PHYSICAL DESCRIPTION 



TOTAL LENGTH: 2.0 miles 



LENGTH ACCESSIBLE TO SALMON: 2.0 miles 



AVERAGE WIDTH: 9' RANGE: 5 '-15 ' 



AVERAGE DEPTH: 9" RANGE: h"-l8" 



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



POTENTIAL SPAWNING AREA: 10^, 968 square yards (0.2 acre) 



BOTTOM QUALITY: 38^ <l/8", 17fo l/8"-3", 3^1' 3"- 12", ifo >12". Poor 



spawning facilities after 0.2 mile due to sand, silt, and mud. Unstable. 



WATERSHED: 12 square miles. A shallow stream-cut valley through rolling 

 hills; birch, alder, and spruce on hills and along stream. Source: 

 several small lakes and marshes. 



GRADIENT: 2j.9 '/mile 



WATER VELOCITY: 1.0 fps 



FLOW: 5 cfs (July 30, I962). Measured RANGE: 

 1.5 miles from mouth, normal summer 

 flow. 



AIR TEMPERATURE: 21.5° C. (July 30, I962) 



WATER TEMPERATURE: 11.5° C. (July 30, I962) 



POOLS AND RIFFLES: 



