ADF STAT. No. 

 144-10 WR 71 



56"34.2'N. 133"55'W. Previous No. 96 



WRANGELL, SUMNER STRAIT, SECLUSION HARBOR, SALT LAGOON, Head. 



MAJOR SPECIES Pink. OTHER SPECIES Chum, echo. 



ESCAPEMENT TIMING Middle, Aug. -Sept. ESCAPEMENT MAGNITUDE 



SPAWNING FACILITIES Good. 

 STREAM TEMPERATURES Normal range. Observed temperatures: 56° F. , 8/ 12/52; 50' F. , 8/23/52; 



49' F. , 9/19/52; 48' F. , 8/12/53; 31. 5° F. , 8/23/53; 51' F. , 9/6/53. 

 VALLEY DESCRIPTION 



DRAINAGE 6-2 square miles (polar planimeter). 

 STREAM MOUTH IDENTIFICATION 

 ANCHORAGE Refer to WR 70. 



TRAILS AND SURVEY ROUTES Brush bordered. 

 AERIAL SURVEY NOTES 



INTER TIDAL ZONE 



LENGTH 0.5 mile. A VER AG E WI D TH / DEPTH 20'/10". 



GRADIENT AND VELOCITIES Gentle. 



BOTTOM Gravel and mud in lower part. 



LOW TIDE LOCATION 



HIGH TIDE LOCATION 



SCHOOLING AREAS A few pools. 



SPAWNING AREAS Excellent spawning facilities in the upper section. 



GENERAL NOTES Flows through a grass flat for most of its length. 



UPSTREAM 



LENGTH ACCESSIBLE AVERAGE WIDTH/DEPTH 15'/10". 



GRADIENT AND VELOCITIES Gentle. 



BOTTOM Gravel. 



MARKER DISTANCE 



MARKER IDENTIFICATION 



BARRIERS 



TRIBUTARIES The stream forks 1 mile above the mouth; both forks goto small lakes. 



SCHOOLING AREAS 



SPAWNING AREAS Riffles with excellent spawning gravel are found throughout. 



GENERAL NOTES This section continually splits and rejoins. 



65 



