CONTENTS 



I AGE 



Introduction 603 



Depletion and restoration of supply 605 



Mya arenaria (soft clam, or long-neck) 608 



Soft clam supply by states 611 



Soft clam supply in New York 612 



Life history of M y a 616 



Venus mercenaria (hard clam, or little-neck) 624 



Pecten irradians (scallop) 626 



[Relations to the oyster industry , 627 



[Index 631 



