The Tangs 



and is common about Porto Rico where it is used as food. It 

 reaches 8 or lo inches in length and is usually found among 

 algae in shallow water, though the larger individuals are found 

 at greater depths. 



T. crestonis, the barbero negro, is known only from Mazatlan 

 where 



" Beyond the headland with its palm tree lone 

 Flashes the beacon light of tall Creston; 

 The last and haughtiest of the craggy horde. 

 Sierra Madre sends forth ocean ward." 



T. hepaius is the common tang and our most abundant 

 species. ■ It is found from the Carolinas and southern Florida to 

 Brazil. We found it everywhere about Porto Rico where it is 

 a food-fish of considerable importance. It reaches a foot in length. 



The most important of all our tangs, however, is the ocean 

 tang, T. bahianus. Though not so abundant as the common 

 tang, it is, on account of its larger size, of greater commercial 

 value. It is found throughout the West Indies and on neigh- 



4S7 



