NOTE Millar Incorporation of between-haul variation 



567 



Logistic curve fits to scallop selectivity data 



Haul! 



Residual plot 



c o 



a. ° 



«BBCO» 



a •*  





n m il 



•2 3 7 12 18 24 30 36 42 48 54 60 66 72 78 84 90 96 103 



Haul 2 



-2 3 7 12 18 24 30 36 42 48 54 60 66 72 78 84 90 96 103 





-2 3 7 12 18 24 30 36 42 48 54 60 66 72 78 84 90 96 103 



Haul 3 



-2 3 7 12 18 24 30 36 42 48 54 60 66 72 73 84 90 96 1 03 



■g ,- 



mill in '||i|'i| mm i II ||] 



•2 3 7 12 18 24 30 36 42 48 54 60 66 72 78 84 90 96 103 



Haul 4 



■2 3 7 1! 18 24 30 36 42 48 54 60 66 72 78 84 90 96 103 



2 3 7 12 18 24 30 36 42 48 54 60 66 72 ,78 84 90 96 103 



Haul 6 



•2 3 7 12 18 24 30 36 42 48 54 60 66 72 78 84 90 96 103 



<0 <■> 

 "D P 



-2 3 7 12 18 24 30 36 42 48 54 60 66 72 78 84 90 96 103 

 Shell height (mm) 



-2 3 7 12 18 24 30 36 42 48 54 60 66 72 78 84 90 96 103 

 Shell height (mm) 



Figure 1 



Logistic selection curves fitted to the individual haul and combined hauls data, and the deviance residuals from 

 the fits. 



