112-20 DALL CREEK K 117B 
N55°09.9 W131°47.4 Previous No. 116A 
KETCHIKAN, NICHOLS PASSAGE, DALL BAY, N.E. shore 
MAJOR SPECIES Pink OTHER SPECIES Chum 
ESCAPEMENT TIMING Late. Sep. -Oct. ESCAPEMENT MAGNITUDE >5,000 
SPAWNING FACILITIES Excellent, though limited by the size of the stream. 
STREAM TEMPERATURES Warmrange. Observed temperature: 47°F., 10/7/47. 
VALLEY DESCRIPTION Stream cut. Originates on S. side of Punch Hill at 1800', drops steeply to the gentle 
slope at the base of the mountain. Timbered areas limited in the muskeg areas of the lower valley. 
DRAINAGE 3 square miles (Polar Planimeter). Precipitation fed. 
STREAM MOUTH IDENTIFICATION 
ANCHORAGE Good anchorage available W. of stream mouth. 
TRAILS AND SURVEY ROUTES Notrails. Easily walked stream bed. Woods along stream are fairly open 
and easily walked. 
AERIAL SURVEY NOTES Not surveyed by air. 
INTERTIDAL ZONE 
LENGTH .1mile AVERAGE WIDTH/DEPTH  15-20'/6-12" 
GRADIENT AND VELOCITIES 
BOTTOM 
LOW TIDE LOCATION 
HIGH TIDE LOCATION 
SCHOOLING AREAS 
SPAWNING AREAS 
GENERAL NOTES 
UPSTREAM 
LENGTH ACCESSIBLE >.5 mile AVERAGE WIDTH/DEPTH 15'/6" 
GRADIENT AND VELOCITIES 1° at 2! per second 
BOTTOM _ Gravel, small rock. 
MARKER DISTANCE 
MARKER IDENTIFICATION 
BARRIERS None reported in .5 mile. 
TRIBUTARIES No important tributaries. 
SCHOOLING AREAS A few deep pools in the lower stream are used for schooling. 
SPAWNING AREAS _ Good gravel riffles throughout the first .5 mile observed. 
GENERAL NOTES 
ESCAPEMENT RECORD 
[Counts made by ground surveys are designated by G. Aerial surveys by A] 
SURVEYED PINK CHUM OTHER SPECIES REMARKS 
Date Miles By Live Dead Live Dead Live Adjective Rating 
1947 
Oct 7 G .4_ FRI 8,500 1,500 Excellent. Many dead fish 
