101-24 K 41A 
N55°38.2 W130°38.8 Previous No. 36A 
KETCHIKAN, BEHM CANAL, RUDYERD BAY, S. shore at head of N. arm 
MAJOR SPECIES Pink OTHER SPECIES Chum 
ESCAPEMENT TIMING Middle. Aug. -Sep. ESCAPEMENT MAGNITUDE 
SPAWNING FACILITIES Fair and limited. Spawning gravel areas limited to first .5 miles of stream, becoming 
tock and boulders above. 
STREAM TEMPERATURES Lower normal range (estimated). 
VALLEY DESCRIPTION Glacial. Steep, bedrock valley walls. Valley terminates in high mountain ridge (cirque). 
Muskeg and brush slopes, timber in patches in valley bottom. 
DRAINAGE _ 5-6 square miles (estimated). Early snow patches, ground water, no lakes or ponds, little muskeg, 
clear water. 
STREAM MOUTH IDENTIFICATION Lies toS. of high, bedrock cliff at head of bay. 
ANCHORAGE N. shore at drop-off of Rudyerd River delta, or S. shore off base of S. side of cliff. 
TRAILS AND SURVEY ROUTES Noirails. Walking in first .5 miles not difficult. 
AERIAL SURVEY NOTES Not surveyed by air, but would offer good visibility for enumeration. 
INTERTIDAL ZONE 
LENGTH .2 miles AVERAGE WIDTH/DEPTH 25-30'/18" 
GRADIENT AND VELOCITIES 1° at 2-3' per second 
BOTTOM Gravel, 2-4" in diameter. 
HIGH TIDE LOCATION At head of grass flats. 
SCHOOLING AREAS _ Small pools in upper intertidal zone. 
SPAWNING AREAS Riffles in upper intertidal zone. 
GENERAL NOTES 
UPSTREAM 
LENGTH ACCESSIBLE >.5 miles AVERAGE WIDTH/DEPTH 25'/12-18" 
GRADIENT AND VELOCITIES 2-3° at 2-4' per second 
BOTTOM Gravel, rock to 10-20" in diameter beyond .5 miles. 
MARKER DISTANCE  .7 miles. 
MARKER IDENTIFICATION Aluminum marker placed on spruce on W. bank just above boulder and deep 
pool area. 
BARRIERS None noted, though gradient increases beyond .7 mile mark. 
TRIBUTARIES Rivulets from steep valley slopes only. 
SCHOOLING AREAS In pools throughout lower stream. 
SPAWNING AREAS Riffles in first .5 miles. 
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 
1949 
Sep 12 G .8 FRI 370 74 5 
1953 
July 18 A .O FWS 2 jumpers noted 
