Hogfishes {Larhuolaimim maximtm) in dift'eiiMii ( olor phases, which may rephiru eiicli otlier iil 

 most instantaneously. Botli are feeding on sea urchins broken for theni. The liglifer colored indi- 

 vidual is over clear sandy bottom, the other over broken bottom among corals and gorgonians. The 

 mottled phase is not. however, conditioned solely by the environment, but tends to appear in resting 

 fishes. 



It is of much interest that among creatures which justly have been called "chameleons of the 

 sea." changes in color and shade should enable those displaying them to adjust themselves to their 

 normal surroundings, and to assume the dominant colors of their changing environments, as they 

 pass from place to place 



85 



