226 FISHES FOR THE MARINE AQUARIUM. 



limanda], never acquire great size or weight. This 

 graceful fish must be seen alive in the tanks to be 

 properly admired. There are several species of dab, 



Fig. 156. 



The Dab (Platessa limanda). 



but the above is the commonest. The specific name 

 of limanda is derived from the Latin word for a " file," 

 in allusion to the roughness of the scales on the 

 upper side. All the flat-fishes live on small mottusca 

 and Crustacea, alive and dead. 



