700- 



O 

 I500- 



"400- 



|300- 



1 JUNE 27 



JUNE 28 



jST PAUL ISLAND 



JUNE 29 

 4 ST. GEORGE ISLAND 



JUNE 30 



I JULY 2 

 ' JULY 3 



_l I 



15 



20 40 60 80 100 120 140 160 180 200 



NUMBER OF FISH/36 SHACKLES OF NET/ 12 HR FISHING 



Figure 4. — Gill net catches of sockeye salmon along approxi- 

 mately long. 170°W, 27 June-3 July 1959. Each shackle of net 

 was about 50 fathoms. (See Appendix Table 1 for source of 

 data.) 



400- 'ST. PAUL ISLAND 



u) 300- 



2 200- 



< ST GEORGE ISLAND 

 ^— ■— JUNE 16 



I JUNE 12 



I 1_ 



.J_ 



JUNE 2! 



JUNE 22 



I JUNE 23 



-L. 



I JUNE 24 

 ^^JUNE 25 



I I l_ 



40 80 120 160 200 240 40 60 80 120 



(JUNE 12-18) (JUNE 19-25) 



NUMBER OF FISH /40 SHACKLES OF NET/ I 2 HR FISHING 



160 



Figure 5.— Gill net catches of sockeye salmon along approxi- 

 mately long. 170°W, 12-25 June 1961. Each shackle of net was 

 about 50 fathoms. Note: The net was fished for only 7 h on 21 

 June; the net used on 25 June had only 39 shackles. (See Appen- 

 dix Table 1 for source of data.) 



— ST RIUL ISLAND 



— ST GEORGE ISLAND 

 ■JUNE 9 



-NO FISH JUNE 789 



-NpFIS^ }JUf<E6, 



m JUNE 16 



■ NO FISH JUNE 16 



JULY 3 

 ^" JULY 2 



I JUNE 29 



JUNE 28 



20 40 60 80 100 20 40 60 60 100 20 40 60 80 100 



(JUNE 6-10) (JUNE 16-19) (JUNE 28- JULY 31 



NUMBER OF FISH/1.250 FATHOMS OF NET 



Figure 6. — Gill net catches of sockeye salmon between Cape 

 Mordvinof and Pribilof Islands, G June-3 July 1940. Note: Fish- 

 ing time was not specified, but I assumed that it was the same 

 for each set. (See Appendix Table 1 for source of data.) 



400- 



O 300- 



I 



(/) 



UJ 



2 



o 



100- 



— NUNIVAK ISLAND 

 iJUNE 21 



JUNE 19 



JUNE 18 



_L 



-L. 



-L. 



-L. 



_L 



"JUNE 17 



20 40 60 80 100 120 140 160 ISO 

 NUMBER OF FISH/1,250 FATHOMS OF NET 



Figure 7. — Gill net catches of sockeye salmon between Pribilof 

 Islands and Nunivak Island, 17-21 June 1940. Note: Fishing 

 time was not specified, but I assumed that it was the same for 

 each set. (See Appendix Table 1 for source of data.) 



20 40 60 80 100 120 140 160 



NUMBER OF FISH /I, I 75 FATHOMS OF NET 



80 



Figure 8. — Gill net catches of sockeye salmon between Cape 

 Mordvinof and Nunivak Island, 7-11 July 1941. Note: Fishing 

 time was not specified, but I assumed that it was the same for 

 each set. (See Appendix Table 1 for source of data.) 



distribution is consistent with that shown along long. 

 170°W. 



Gill net catches of sockeye salmon at each location 

 along long. 161°30'W in 1965 and 1966 show that the 

 abundance again increases and then decreases with 

 increasing distance offshore to the north, suggesting 

 there is only one region of high abundance along this 

 transect (Fig. 9). This distribution is consistent with 



