53 6 



Opisthomi and Anacanthini 



The Alaska cod, Gadus macrocephalus, is equally abundant 

 with the Atlantic species, from which it differs very slightly, 

 the air-bladder or sounds being smaller, according to the fisher- 



t:'. 



FIG. 486. Skull of Haddock, Melanogr ammus ceglifinus. 



men, and the head being somewhat larger. This species is found 

 from Cape Flattery to Hakodate in Japan, and is very abundant 

 about the Aleutian Islands and especially in the Okhotsk Sea. 



FIG. 487. Haddock, Melanogramrmis ceglifinus (L.). Eastport, Me. 



With equal markets it would be as important commercially 

 as the Atlantic cod. In the codfish (Gadus) and related genera 

 there are three dorsal and two anal fins. In the codfish the 

 lateral line is pale and the lower jaw shorter than the upper. 



