480 



THE CORAL-FISHERY. 



means of a cord passed through one row of meshes and 

 fastened at the bottom, these nets are gathered up into a 

 kind of coil, or " swab/' which, when immersed in water, 

 expands like a rosette. The result is, that the engine, 



ENGINE USED IN CORAL-FISHERY. 



when dragged along the bank of coral, . catches at its 

 projections with the meshes of its several nets, and, 

 assisted by the onward impulse of the boat, tears them 

 away, thus accumulating a large quantity of more or less 

 valuable fragments. 



When the season arrives, and the boats set sail, the 

 first thing, necessarily, is to discover a coral bank. In 



