16 



JULY 



21 26 31 



DATE 



5 10 



AUGUST 



Figure 1. — Kill of 3- and 4-year-old male seals, by 5- 

 day periods, St. Paul Island, 11 July-10 Aug. 1965. 



11.6 



o 



liJ 

 OC 



3 

 X 



-X- 3-YEAR-OLD MALES 

 -♦—4-YEAR-OLD MALES 



JULY 



16 



21 24 



DATE 



31 5 



AUGUST 



10 



Figure 2. — Kill of 3- and 4-year-old male seals, by 

 varying periods, St. George Island, 11 July-10 Aug. 1965. 



Table 1.— Kill of male seals, •■■ by year class, Pribilof Islands, Alaska, 194-7-63 



""^ Includes only age 2- to 5-year-old seals taken during the male kills on the Pribilof Islands; 

 males taken during the female kills of recent years usually have not been sampled for age. 

 ^ Incomplete returns. 



