ADF STAT. No. 

 142-60 MARTEN CREEK WR 7 



56*14' N. 131°53' W. Previous No. 10 



WRANGELL, BRADHELD CANAL, 1 mile from entrance on N. shore. 



MAJOR SPECIES Pink. OTHER SPECIES Chum, red. 



ESCAPEMENT TIMING Middle. Aug. -Sept. ESCAPEMENT MAGNITUDE 



SPAWNING FACILITIES Fair. 



STREAM TEMPERATURES Warm range. Observed temperatures: 51.5*F., 7/20/SO; 63. =;*F. , 9/7/51; 



62 5»F. , 8/14/S2i 57. 5*F. , 8/26/52j 55' F. , 9/3/52; 58*F. , 8/16/53; 58* F. , 8/29/53; 57' F. , 



9/6/53. 

 VALLEY DESCRIPTION Stream-cut. Runs W. and S. Broadens in the area around the lakes. Numerous 



tributary valleys. Heavily wooded near tlie mouth. 

 DRAINAGE 22 square miles (polar planimeter). Drains three lakes: Clay Lake with on area of 50 acres; 



Martha Lake with an area of 440 acres and Upper Martin Lake with an area of 80 acres. 

 STREAM MOUTH IDENTIFICATION Enters through a small grass flat. W. of the mouth there is 



a steep bank. A wooded peninsula lies S. of the mouth and blocks its view from a southerly direction. 

 ANCHORAGE Good temporary anchorage just off tlie creek mouth. 

 TRAILS AND SURVEY ROUTES Travel up the stream is difficult if the water is higher than 



normal. The left bank is reportedly most suitable for travel. 

 AERIAL SURVEY NOTES The lower portion of this stream is not suitable for aerial survey. 



INTERTIDAL ZONE 



LENGTH 500' AVERAGE WIDTH/DEPTH 100'/2'. 



GRADIENT AND VELOCITIES Swift- 



BOTTOM Broken rock in upper; sand bottom in lower. 



LOW TIDE LOCATION 



HIGH TIDE LOCATION 



SCHOOLING AREAS A large pool at tlie high tidemark offers facilities for schooling salmon. 



SPAWNING AREAS Some spawning occurs in the upper one -fourth. 



GENERAL NOTES 



UPSTREAM 



LENGTH ACCESSIBLE 2. 5 miles to lake . AVER AGE WID TH / D EPTH 40' -60'/ 16" -30'! 



GRADIENT AND VELOCITIES Swift. 



BOTTOM Broken rock and large boulders below falls; sand and gravel above. 



MARKER DISTANCE Q 8 mile. 



MARKER IDENTIFICATION 



BARRIERS A 50' falls 1 mile upstream is a total block. 



TRIBUTARIES Numerous small tributaries enter the lakes. Spawning has not been reported to take 



place in any of them. 

 SCHOOLING AREAS Pools are found throughout the upstream area. 

 SPAWNING AREAS Two large pool areas above the first rapids are the best spawning areas available. 



A little spawning takes place above the pools. 

 GENERAL NOTES There is evidence of logging operations a short distance above the mouth. 



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