Appendix table 1. --Numbers of harbor seals (Phoca vltulina) , 1956-57, determined from photos 

 [=^Indicates visual estimate] 



District, rookery 



and code number 



1956'= 



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

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



Total 



Kodiak Island 



3. Cape Chiniak 



4. Chirikof Island 



5. Chowiet Island 



6. Latax Rocks 

 8. Marmot Island 



10. Sea Lion Rock 



(Marmot Island) 



11. Cape Sitkinak 



12. Twoheaded Island 



13. Ugak Island 

 15. Perenosa Bay 



Total 



Bristol Bay 



3. Port Heiden 



(Strogonof Point) 



4. Port MoUer 



Total 



Shumagin-Cold Bay 

 10. Nagai Island 

 12. Sanak Island 

 14. Simeonof Island 



Sushilnoi Rock 



Unga Cape 



Wosnesenski Island 



Izembek Bay 



Kennoy Island 



Total 



15. 

 17. 

 19. 

 20. 

 21. 



Eastern Aleutian Islands 

 15. Tigalda Island 

 17. Ugamak Island 



Total 



25 



100* 



139 

 80 



29 



107 



25 



15* 



98 



50* 



894 



65 



75 

 2, 130 



941. 

 280 



235 



4 



15 



53 



2,796 



3.295 



115 9,468 



418 



3,345 10,070 



145 10, 140 



17,707 



583 



1,29 5 

 431 



1,726 



30* 

 45* 



620 



5* 

 12 

 478 

 35* 



1, 142 

 294 



620 



108 



1,966 



8 

 20 



^Code numbers from figure 1. 



For dates of surveys of rookeries 1 to 19, see tables 1 to 6. Rookeries 20 to 23, which are not shown on 

 tables 1 to 6, were inhabited by harbor seals only. They were surveyed on the dates that coincided with the survey 

 of the closest sea lion rookery. 



30n August 22, 1957, W. H. Noerenberg observed 50 seals here. 



20 



