CHAPTER VI 



REPOPULATION OF FISHING-GROUNDS 



I. Reservations or cantonnements Their utility. II. The movements 

 of the "ground" species and the "marked fish" of St. Andrews 

 Bay Transplantations of plaice on the Dogger Bank. III. The 

 plaice of Lumfjord The valli of Comacchio, the valli of 

 Venetia, and the salt-water pools and lagoons of the French 

 coast. IV. The fishponds of Arcachon and the "fish marshes" 

 of Vendee Their history, description, and use The fishponds 

 of the Atlantic coast and the shores of Languedoc. V. Con- 

 clusion. 



THE idea of controlling the colossal shoals of herrings 

 or sardines is laughable. But the fish that feed on the 

 floor of the sea, whose habits are sedentary, invite a 

 prudential treatment. Once the fry and the young fish 

 are safely sheltered it is easy to extend the principle of 

 protection to certain adult individuals, and thus to 

 institute them guardians of the race. 



I 



For this purpose choose a locality which is both a 

 spawning-ground and a place where such fish as live on 

 the bottom naturally congregate ; delimit this area and 

 make its position precisely known, then decree that all 

 fishing shall be prohibited within its limits, and you 

 will have a preserve wherein fish will multiply and 

 grow, a " stock " of utilisable animal material, or, to use 



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