194 The Under-Water World 



Some fish, like the wolf fish, migrate 

 annually in the winter months to deeper 

 water for breeding, returning to the 

 shallows in the spring. Others such as 

 the smaller blennies come in-shore to 

 breed, where they are possibly less 

 troubled by larger fish. 



In-shore fishes are less given to wide mi- 

 gration than those affecting the open seas. 

 The sea horse and pipe fish, for instance, 

 despite their feeble swimming powers, 

 literally hug the coast contending against 

 adverse currents by anchoring them- 

 selves to fixed objects by means of their 

 prehensile tails. The huge sunfish ex- 

 hibits the opposite extreme, for its im- 

 mense balloon-like body is drifted about 

 the seas of the world. The common sun 

 fish has in fact been taken at such widely 

 separate localities as Lowestoft, Bombay 

 and Sydney. 



Comparatively recently the food fishes 

 of the northern hemisphere were made 



