Table 8, — Seasonal counts of selected major sea lion rookeries, 1956 and 1957 

 [* indicates visual estimate; ** estimate based on average of counts from surveys on adjacent rookeries] 



District, rookery, 

 and code number—' 



1956 



2/ 



1957 



Survey 1 Survey 2 Survey 3 Survey 1 Survey 2 Survey 3 Survey 4 Survey 7 Survey 

 July-Aug. Sept. Dec. Mar. May June Aug. Sept. -Oct. Dec. 



Prince William Sound-Kenai : 



1. Chiswell 2,023 1,929 4,759 



6. Point Elrington 31 550* 



10. Needles 195 150* 165 



15. Pye Islands 1,783 2,047 1,466 



19. Wooded Island 679 2,556 1,694 



Total 4,711 6,682 8,634 



Kodiak Island: 



1. Cape Barnabus 633 2,437 630 



2. Sugarloaf 11,998 11,064 400* 



3. Cape Chiniak 214 50* 130* 



8. Marmot Island 3,188 5,598 1,445 



11. Cape Sitkinak 270* 190 2* 



12. Twoheaded Island 3,028 4,261 2,163 



13. Ugak Island 442 50^; Oj^ 



Total 19,773 23,700 4,770 



Shumagin Islands-Cold Bay: 



2. Amak Island 



(Sea Lion Rock) 5,068 



3. Atkins Island 3,076 



4. Castle Rock 419 



5. Chernabura Island... 1,878 



7. Clubbing Rocks 5,613 



9. Jude Island 3,069 



Total 19,123 



_1/ Code numbers from figure 1, 



2/ For exact dates of surveys, see tables 1, 2, and 5. 



12,051 



2,527 



353 



130 



2,191 



3,762 



8,963 



14 , 682 



24,503 22,731 



21,788 



2600- 

 i 2200- 

 S 1800- 

 ° 1400- 

 I 1000- 



600- 

 200 



□ — Total of 5 rookeries in the Prince Williann Sound-Kenai district 

 ^ — Total of 7 rookeries in ttie Kodiak district 

 ^ — Total of 6 rookeries in the 



-1 r 



Sept. Nov. 



-1 1 r"-"-" — r 



Jan. Mar. 



May 



1956 1957 



Figure 6.--Size of sea lion populations on selected major rookeries and hauling areas, 1956 and 1957. 



14 



