FISHERY INDUSTRIES OF THE LTXITED STATES, 193 7 



269 



Mackerel fishery of the Atlantic coast, i93^^Continued 

 OPERATING UNITS AND CATCH: By fleet classification and grounds 



1 Exclusive of duplication and of boats. 



Note.— The roman numerals appearing in the stub of the above table refer to the numbers given these 

 areas by the North American Council on Fishery Investigations. 



