142-10 



S6°50. 7' N. 133" 21. 9' W. 



ADF STAT. No. 



WR 59 

 Previous No. 83 



WRANGELL, DUNCAN CANAL, TOWERS BAY, Head- 



OTHER SPECIES Coho . 

 ESCAPEMENT MAGNITUDE 



MAJOR SPECIES 

 ESCAPEMENT TIMING 

 SPAWNING FACILITIES Excellent 1. 93 miles. 

 STREAM TEMPERATURES 

 VAL-EY DESCRIPTION 



DRAINAGE 20.5 square miles (polar planimeter). 



STREAM MOUTH IDENTIFICATION Huge tideflat at entrance. 

 ANCHORAGE 



TRAILS AND SURVEY ROUTES Banks difficult to hike because of heavy brush and steep contour. 

 AERIAL SURVEY NOTES Aerial survey reveals good spawning area above falls. Two falls — first 

 passable and second impassable. 



INTERTIDAL ZONE 



LENGTH 



GRADIENT AND VELOCITIES Moderate. 



BOTTOM Good gravel in first mile. 



LOW TIDE LOCATION 



HIGH TIDE LOCATION 



SCHOOLING AREAS 



SPAWNING AREAS 



GENERAL NOTES First mile with low banks and many gravel bars. 



AVERAGE WIDTH/DEPTH 70710" 



UPSTREAM 



LENGTH ACCESSIBLE 

 GRADIENT AND VELOCITIES 

 BOTTOM Boulders on bedrock. 

 MARKER IDENTIFICATION 

 BARRIERS 

 TRIBUTARIES 

 SCHOOLING AREAS 

 SPAWNING AREAS 

 GENERAL NOTES 



AVERAGE WIDTH/DEPTH 60'/2» 



193 



