113-13 TOM CREEK K 153 



55°1S.S'N. 132°2 2.. S'W. Previous No. 135A 



KETCHIKAN, CLARENCE STRAIT, CHOLMONDELEY SOUND, WEST ARM, S. shore 4 miles from head 



MAJOR SPECIES Pink, chum OTHER SPECIES 



ESCAPEMENT TIMING Late. Sep. -Oct. (Est.) 



SPAWNING FACILITIES Good. 



STREAM TEMPERATURES Warm range. (No observed temperatures. ) 



VALLEY DESCRIPTION Glacial origin. A steep-sided valley heading in a glacial cirque at the base of a 



3,000' mountain. Heavy brush along stream banks. Valley is 2 miles in length. 

 DRAINAGE 2. 3 square miles (polar planimeter). Precipitation fed. A large snowfield at the upper end of 



the valley contributes to the water source as well as surface runoff. 

 STREAM MOUTH IDENTIFICATION The stream enters the West Arm from the S. and is about half 



way between K 152 and K 154. A small tideflat, heavily wooded to the high tide mark, is found at the 



mouth. 

 ANCHORAGE Same as for K 154. 



TRAILS AND SURVEY ROUTES Heavy brush and no trails make hiking difficult. 

 AERIAL SURVEY NOTES 



INTERTIDAL ZONE 



LENGTH 0. 1 mile AVERAGE WIDTH/ DEPTH 50'/18" 



GRADIENT AND VELOCITIES 



BOTTOM 



LOW TIDE LOCATION 



HIGH TIDE LOCATION 



SCHOOLING AREAS 



SPAWNING AREAS 



GENERAL NOTES Very little spawning occurs in this area. 



UPSTREAM 



LENGTH ACCESSIBLE 0. 2 mile to Barrier Falls AVERAGE WIDTH/DEPTH 30'-40V10" 



GRADIENT AND VELOCITIES Steep 



BOTTOM Rockand bedrock. 



MARKER DISTANCE 



MARKER IDENTIFICATION 



BARRIERS A 30' falls 0. 2 mile upstream blocks all fish passage. 



TRIBUTARIES 



SCHOOLING AREAS 



SPAWNING AREAS 



GENERAL NOTES 



