11 — 



LAIi;i{ STAGES Ol' CADOIDS 



10 



20 



30 



90 



100 no 



40 50 60 70 80 



Length in Centimetres 



Fig. lo A. Logarithmic curve of Total Catch of Cod by the "Goldseeker", 

 in centimetre-sizes, from the Firth of Forth. 



20 30 40 50 60 70 80 90 100 



Fig. lo B. The corresponding curve for the Moray Firth. 



no 



