606 



Fishery Bulletin 89(4), 1991 



10000 



E looo- 



100 i 



B 



3 



z 



B 



3 



z 



10 i 



100 



10 



(a) NSW releases - NSW returns 



Expected 

 Observed 



10 



Time at liberty (yr) 



(b) NSW releases - SA returns 



12 3 4 



Time at liberty (yr) 



(c) NSW releases - Japanese returns 



lOOq 



10: 



~° Expected 



• Observed 



5 10 15 



Time at liberty (yr) 



20 



(d) WA releases - NSW returns 



1000 



2 100- 



E 



3 



Z 



10 1 



E 

 s 

 v 



Expected 

 Observed 



5 10 



Time at liberty (yr) 



(e) WA releases - WA/SA returns 



1000 



2 100 - 



10 1 



12 3 4 



Time at liberty (yr) 



(0 WA releases - Japanese returns 



100 



o 10 



5 10 15 20 



Time at liberty (yr) 



Figure 3 



Plots of observed and expected numbers of returns of tagged southern bluefin tuna for analysis B. Expected numbers of 

 returns were calculated on the basis of the constrained-M fit using the SE method. 



