ADF STAT. No. 

 142-50 SNAKE CREEK WR 31 



56°10.8' N. 132°19.S' W . Previous No. 42 



WRANGELL, ZIMOVIA STRAIT, OUVE COVE, Head. 



MAJOR SPECIES Pink. OTHER SPECIES Chum, coho, steelhead. 



ESCAPEMENT TIMING Middle. Aug. -Sept. ESCAPEMENT MAGNITUDE 



SPAWNING FACILITIES Good. 

 STREAM TEMPERATURES Normal range. Observed temperatures: 55* F. , 7/30/SO; 56*F. , 8/15/50; 



53''F. , 9/10/50; SlT. , 9/23/50; 57*F. , 8/2/52; 61.5*F. , 8/14/52; 57* F. , 8/23/52; 52.S*F. , 



9/2/52; 50* F. , 9/11/52; 61* F. , 8/2/53; 59. 5*F. , 8/10/53; 57. 5*F. , 8/20/53; 56*F. , 9/1/53, 



54*F. , 9/10/53; 52*F. , 9/17/53. 

 VALLEY DESCRIPTION Flows through a flattened valley in its lower reaches. The valley walls 



become steep near the lake. 

 DRAINAGE 12. 4 square miles (polar planimeter). The stream originates in five mountain lakes, with a 



total area of 2. 5 square miles. 

 STREAM MOUTH IDENTIFICATION The mouth lies to the S. of the old mill site, head of bay. 

 ANCHORAGE Anchorage may be found inside the entrance to Olive Cove. Float has been 



removed. 

 TRAILS AND SURVEY ROUTES A somewhat overgrown trail may be followed from the mill to 



the weir site. The trail follows the left bank. 

 AERIAL SURVEY NOTES Fair for aerial survey on lower reaches. Poor in upper stream area. 



INTERTIDAL ZONE 



LENGTH 0.5 mile. AVERAGE WIDTH/DEPTH 100'/12". 



GRADIENT AND VELOCITIES Gentle. 

 BOTTOM Small rock and sand. 

 LOW TIDE LOCATION 



HIGH TIDE LOCATION Head of lagoon, rapids. 



SCHOOLING AREAS In the bay off the mouth of the stream. Two large pools at head of tidewater. 

 SPAWNING AREAS Some favorable spawning gravel is found in the upper part, just below the falls. 

 GENERAL NOTES At the upper limit of this zone there is a 4' falls and cataract which present a 

 partial block to salmon during low water levels. 



UPSTREAM ^ 



LENGTH ACCESSIBLE 1. 2 miles. AVERAGE WIDTH/DEPTH 40' -50'/ 10" -18". 



GRADIENT AND VELOCITIES Gentle to moderate . 



BOTTOM Mostly sand and good spawning gravel. 



MARKER DISTANCE 1. 2 milei. 



MARKER IDENTIFICATION 



BARRIERS A series of falls I. 7 miles upstream blocks the ascent of salmon. 



TRIBUTARIES The stream splits 1 mile upstream and the smaller fork goes towards the S. while 



the main branch continues to a small lake. 

 SCHOOLING AREAS Many pools are found throughout tlus stream. 

 SPAWNING AREAS The bottom is largely sand and debris from the mouth to the first bend; however, 



above this excellent spawning areas appear. 

 GENERAL NOTES The Bureau of Fisheries and the U. S. Fish and Wildlife Service have maintained 



a weir on this stream in the past. It was last maintained in 1949. Alaska Department of Fish and Game 



weir maintained in 1961 and 1962. 



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