FISHERY BULLETIN: VOL. 85, NO. 2 



20r 1912 



15 



10 







20r 1913 



i_ 



• 195 + 69x 



J I I I 



50 100 150 200 250 



20 r 



15- 



10 



5 - 







1914 



/ 



-648 + 69x 



:/ 



100 



200 



25 r 



300 



300 



150 200 250 300 



200 400 600 800 



Count of harem bulls 



Figure 1.— Relationship of counts of northern fur seal pups born to counts of harem bulls for the various rookeries of St. Paul 



Island, AK, during 1912-22 (data from Lander 1980). 



370 



