123-23 



55*05. 3' N. 132* 22. 8' W. 



WEST COAST, CORDOVA BAY, KLAKAS INLET, Head. 



MAJOR SPECIES Pink. OTHER SPECIES Chum, coho. 



ESCAPEMENT TIMING Late. Sep. -Oct. ESCAPEMENT MAGNITUDE 15,000-20,000. 



SPAWNING FACILITIES Good. 

 STREAM TEMPERATURES Warm range. Observed temperatures: 51*F. , 9/4/49; 57* F. , 8/15/50; SO. 5* F. , 



8/24/50; 48*F. , 9/4/50; 48*F. , 9/14/50; 46*F. , 9/29/50; 54*F. , 8/11/51; 53*F. , 8/20/51; 50*F. , 8/30/51; 



51*F. , 9/18/51; 53*F. , 10/1/51; 49. 5°F., 9/11/52; 49. 5*F. , 9/15/53; 47*F. , 9/25/53. 

 VALLEY DESCRIPTION A wide glacial-cut valley. 

 DRAINAGE 2.5 square miles (polar planimeter). 

 STREAM MOUTH IDENTIFICATION The mouth lies at the head of Klakas Inlet, and flows across a long 



tideflat. 

 ANCHORAGE Refer to WC 5. 



TRAILS AND SURVEY ROUTES No trails. The streambed can be waded.. 

 AERIAL SURVEY NOTES A fair stream for aerial survey. Go up the W. side of the valley and survey down 



the E. side. 



INTERTIDAL ZONE 



LENGTH O.Smile. A VER AGE WID TH/ DEPTH 80'- 100 ' / 36 " -4J 



GRADIENT AND VELOCITIES Slight. 



BOTTOM Gravel. 



LOW TIDE LOCATION At first constriction. 



HIGHT TIDE LOCATION Brush line. 



SCHOOLING AREAS School throughout. 



SPAWNING AREAS The upper 300' offers good spawning facilities and is utilized heavily by pinks and cohos. 



GENERAL NOTES Dark algae-covered bottom makes aerial surveys difficult on this portion. 



UPSTREAM 



LENGTH ACCESSIBLE 2 miles. AVERAGE WIDTH/DEPTH 15'- 30 ' / 6" - 8 ' 



GRADIENT AND VELOCITIES Moderate. 

 BOTTOM Gravel, sand, and boulders. 

 MARKER DISTANCE 

 MARKER IDENTIFICATION 



BARRIERS Beaver dams in the first 0. 5 mile above tidewater. Above this, single channel stream. 

 TRIBUTARIES A good spawning tributary enters from the W. near the midtide mark. 

 SCHOOLING AREAS Poolsare interspersed with the riffles. 



SPAWNING AREAS Good spawning is available and utilized well above the dams. 



GENERAL NOTES The stream bed breaks into several channels 100 yards above the intertidal zone. Numerous 

 windfalls across the stream. 



