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THE PERIODIC GROWTH OF SCALES IN GADIDiE 



their independent pelagic life in the early part of May, at a length of 

 about 3"5 mm. (i inch)." 



By the end of the summer they are, on an average, more than four 

 inches in length. " The growth of the young whiting is very rapid." 



According to Cunningham, the whiting at Plymouth spawn in 

 February and March. In the middle of June they are about two 

 inches in length, and lie estimates their age at three or four months. 

 In the middle of July they are two to three and a half inches in length, 

 and he estimates their age at about four or five months. 



Tabular Results of Examination of Scales of Whiting, Gadus merlangus. 



