CONTENTS 



Page 



Prefa.ee 3 



A. Experiments with marked plaice " . .' 3 



1. iQtroduction (with Table I) 3 



2. Summer migrations (with the chart: PI. Il 6 



3. Winter migrations (with the chart : PI. II) 8 



4. Intensity of fishing (with Table II & III) 9 



5. Rate of growth 12 



B. Transplantation experiments (with Table IV and Fig. 1) . 12 



C. The vitality of trawl-caught fish 15 



D. Trawling experiments (with the chart: PI. Ill, the Tables V-IX and the i'ii^\ 2—10) 17 



E. The protection of undersized fish 25 



N.B. Tables I — IV are inserted in the text 

 Table V is given on page 28 



— VI - - - - 32 



— VII - - - - 34 



— VIII - - - - 49 



— IX is inserted in the text 



