Average T.L. Age No. I II III IV V VI VII VIII IX X
28 I 52 29                  
37 II 76 27.6 39.1                
45 III 45 28 36.2 45.2              
53 IV 47 26.5 38 46.5 50.9            
58 V 29 27.1 36.5 45 52.9 60.9          
62 VI 39 25.8 37.1 46.5 51.3 58.9 64.1        
67 VII 12 27.5 35.5 44.8 54.8 56.6 60.9 65.3      
70 VIII 23 28.1 37.5 45.5 52.7 57.6 62.5 67 70.6    
73 IX 8 28.4 38.1 47.5 53.5 55.5 61.8 68.2 69.9 73.4  
75 X 1 27 37 47.4 51.8 56.1 62.9 66.8 71.5 74 76.4
average 27.5 37.2 46.1 52.6 57.6 62.4 66.8 70.7 73.7 76.4
increment 27.5 9.7 8.9 6.5 5.0 4.8 4.4 3.9 3.0 2.7
%increment 36.0 12.7 11.6 8.5 6.6 6.3 5.7 5.0 4.0 3.5
Table 4: The average back calculated lengths in different years of life for B. docmac.