194 



Fishery Bulletin 91(2). 1993 



- Unsorted smoothed 

 estimate 



- Lower confidence 

 bound 



Upper confidence 

 bound 



Distance between estimates (In years) 



Central common dolphin 



Distance between estimates On years) 



Southern common dolphin 



Unsorted smoothed 

 estimate 



Lower confidence 

 bound 



Upper confidence 



bound 



Unsorted smoothed 



estimate 

 Lower confidence 



bound 

  — Upper confidence 



bound 



Distance between estimates {in years) 



Distance between estimates (In yearsl 



Figure 1 



Correlation between smoothed estimates as a function of the separation in years between estimates of four stocks of dolphin in the 

 eastern Pacific Ocean: Spinner dolphin Stenella longirostris and common dolphin Delphinus delphis. 



Velleman, P.F., & D.C. Hoaglin 



1981 Applications, basics and computing of exploratory 

 data analysis. Duxbury Press, London. 



Wade, P.R., & T. Gerrodette 



1992 Estimates of dolphin abundance in the tropi- 

 cal Pacific: Preliminary analysis of five years of 

 data. Rep. Int. Whaling Coram. 42:533-539. 



