ADF STAT. No. 

 142-30 WR 103 



56M7' N. 133'09.7' W. Previous No. 137 



WRANGELL, CLARENCE STRAIT, SALMON BAY, Head. 



MAJOR SPECIES Pink. OTHT.R SPECIES Chum, coho, red. 



ESCAPEMENT TIMING Middle. Aug. -Sept. (est. ) ESCAPEMENT MAGNITUDE 



SPAWNING FACILITIES 



STREAM TEMPERATURES Normal range. No observed temperatures. 



VALLEY DESCRIPTION Runs through a nearly flat area with numerous scattered muskeg areas. Several 



stream -cut valleys enter the main valley. 

 DRAINAGE 22 square miles (polar planimeter). 

 STREAM MOUTH IDENTIFICATION Flows out of the northernmost entrance to Salmon Bay. An 



island lies one-eighth mile off the mouth in the tidal flat. This island dries on three sides at low water. 

 ANCHORAGE The bay is used extensively as a harbor during certain seasons. 

 TRAILS AND SURVEY ROUTES 

 AERIAL SURVEY NOTES Poor due to very dark muskeg colored water. 



INTFRTIDAL ZONE 



LENGTH 0.4 mile. AVERAGE WIDTH/DEPTH bO'/lO". 



GRADIENT AND VELOCITIES Moderate. 



BOTTOM Mud, rubble, gravel. 



LOW TIDE LOCATION Entrance of bay. 



HIGH TIDE LOCATION 



SCHOOLING AREAS In bay off mouth and large pools in middle of intertidal area. 



SPAWNING AREAS Limited to the upper stretch. 



GENERAL NOTES 



UPSTREAM 



LENGTH ACCESSIBLE 1. 3 miles to lake. AVERAGE WIDTH/DEPTH 40'-SO'/10". 



GRADIENT AND VELOCITIES 



BOTTOM Gravel and sand grading into coarse gravel. 



M.A.RKER DISTANCE 



MARKER IDENTIFICATION 



3ARRIERS Falls 4' in height one -fourth mile jbove the high tidemark are accessible by a natural 



bypass which goes around one side. 

 TRIBUTARIES A tributary enters 1 mile upstream-- has good spawning gravel and is. used 



by pinks and cohos. 

 SCHOOLING AKtAS Many large pools. 

 SPAWNING AREAS Riffles tliroughout. 

 GENERAL NOTES Grcidient becomes quite slow about 0. 6 mile upstream. Stream is quite 



deep in this area. Three inlet streams to Salmon Bay Lake, Nos. 103A, 103B, and 103C are major 



red and coho producers. 



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