101-21 MANZANITA CREEK K 74 
N55°35.7 W130°58.7 Previous Now 72 
KETCHIKAN, BEHM CANAL, MANZANITA BAY, N.W. corner 
MAJOR SPECIES Pink OTHER SPECIES Chun, trout 
ESCAPEMENT TIMING Late. Sep. -Oct. ESCAPEMENT MAGNITUDE 2-4,000 
SPAWNING FACILITIES Very limited facilities in the short upstream area accessible to salmon. The intertidal 
has good gravel areas in the upper section. 
STREAM TEMPERATURES Warm range. Observed temperatures: 59°F., 8/21/47; 52°F., 9/27/49. 
VALLEY DESCRIPTION Stream cut lower valley, extensive lake basin and headwaters of glacial origin. Bare 
tock ridges around the valley, some timber and muskeg areas throughout. 
DRAINAGE _ 77 square miles (Polar Planimeter). Precipitation fed lake system. Manzanita Lake has an area of 1,600 
acres at 232' elevation. The ten year discharge average (Water Powers Southeast Alaska) is 454 cubic feet per second. 
STREAM MOUTH IDENTIFICATION The extensive intertidal zone easily identifies the stream. 
ANCHORAGE The Forest Service maintains a float in the S.E. end of the bay. Anchorage in the S. end. 
TRAILS AND SURVEY ROUTES A well defined trail leads to Manzanita Lake. Trails along the S. bank of the 
stream below the falls. 
AERIAL SURVEY NOTES Aerial visibility during normal water levels satisfactory in intertidal zone. Pools above 
are too dark. Water is amber colored. 
INTERTIDAL ZONE 
LENGTH Imile AVERAGE WIDTH/DEPTH  100'/18-24" 
GRADIENT AND VELOCITIES Less than .5° at 2' per second 
BOTTOM Sand and gravel. 
LOW TIDE LOCATION BytheN.E. point at the entrance to the bay. 
HIGH TIDE LOCATION  .1 miles above entry into the woods at the lower end of the island above a broad, deep 
pool area. 
SCHOOLING AREAS Pools in the upper intertidal zone. 
SPAWNING AREAS _ Gravel riffles from the edge of the woods downstream to about half-tide. 
GENERAL NOTES 
UPSTREAM 
LENGTH ACCESSIBLE .2 miles AVERAGE WIDTH/DEPTH  50'/36" 
GRADIENT AND VELOCITIES 1° at 2-3' per second 
BOTTOM Bedrock and boulders, very little gravel. 
MARKER DISTANCE .2 miles. 
MARKER IDENTIFICATION Barrier falls. 
BARRIERS Falls 40-50' in height impassable to salmon. 
TRIBUTARIES Intertidal confluence with stream in N. end of bay. Small, short valley, fair facilities in lower stream. 
SCHOOLING AREAS Pools below falls are used by schooling salmon. 
SPAWNING AREAS Limited to a small part of the stream near high tide mark on N. side. 
GENERAL NOTES Upstream spawning is relatively unimportant in Manzanita Creek. 
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 
1946 
Sep 26 A FWS Fair 
1947 
Aug 21 Gare ERE No fish seen 
1949 
Aug 20 Col ERT 2,000 
Sep 27 Get FRI 4,000 1,000 
1952 
Aug 15 G .1_ FRI 250 (0) 6 0 
Sep 16 G .0O FRI 300 0 8 0) Creek is in flood 
1953 
Aug 6 G .2 FWS 9) (0) No other species 
Aug 31 Goi JERI 45 2 110 (6) Very poor 
1957 
Aug 9 Fws 1, 900 200 
