Table 11 —Distribution of passage times of individual ohinook salmon, ooho salmon, and steelhead trout in a 0.6-m.- 

 diameter pipe 27.4m. long under flooded and partly full conditions at a water velocity of 0.9 m.p.s., September 1964 



Time interval 



Minutes 



0.0- 1.9 



2.0- 3.9 



4.0- 5.9 



6.0- 7.9 



8.0- 9.9 



10.0-11.9 



12.0-13.9 



14.0-15.9 



16.0-17.9 



18.0-19.9 



20.0-21.9 



22.0-23.9 



24.0-25.9 



26.0-27.9 



28.0-29.9 



30.0-31.9 



32.0-33.9 



34.0-35.9 



36.0-37.9 



38.0-39.9 



40.0-41.9 



42.0-43.9 



,44.0-44.9 



45+ 



Total number of fish 



Median ( minutes) 



Lower limit median^ 



Upper limit median^ 



Percentage that completed 

 passage 



Fall Chinook salmon 



Sept. 1 to 4 



Flooded 

 pipe 



Partly 

 full pipe 



Number of fish 



10 

 1 



13 

 2 

 2 



1 



Coho salmon 



Sept. 1 to 4 



Flooded 

 pipe 



Partly 

 full pipe 



Number of fish 



Steelhead trout 



Sept. i to 4 



Flooded 

 pipe 



Partly 

 full pipe 



Number of fish 



16 

 1.2 

 0.4 



13.3 



81 



24 

 1.3 

 0.5 

 6.7 



100 



6 



7.7 

 1.7 

 45+ 



83 



12 

 1.6 

 0.7 

 5.3 



100 



9 



7.4 

 1.1 

 45+ 



78 



16 

 1.5 

 0.8 

 5.0 



100 



■"• 95 percent confidence intervals about the median. 



Table 12. — Summary of entries ai. exits by salmon and trout during capacity tests in a 0.6-m.-diameter pipe 27.4 m. 

 long, at a water velocity of 1.4 m.p.s., September 7 and 8, 1964 



16 



