On June 30, one of the vessels was detailed to operate betv/een Cape 

 Seniavin and Cape Newenhani to repeat the operations made along that section 

 Ijne in 1939. The data for these catches are presented in tables 11 and 12 

 The first set was made on July 2, but stormy weather interrupted the program 

 and no further sets could be made until July lUo CHvjng to unfavorable 

 weather^ there 'vvas not sufficient tine for an adequate coverage of this 

 section. "Tiile the data confirm, in a measure, the results obtained in 1939, 

 it is unfortunate that only a small number of sets were made and that the 

 northern third of the section could not be fished at all. 



Table 11. Gill net catches made along the secticn line extending from 



Cape Seniavin to Cape Newenham during 19U0. 



Table 12. Average catch per set made by gill nets between Cape Seniavin 



and Cape Newenham during I9UO. 



The Bristol Bay salmon run is of very short duration, 90 percent of 

 the annual Bristol Bay commercial catch being made in a three-week inter- 

 val. Consequently, direct comparisons, for the puirpose of determining 



18 



