190 



THE OYSTER. 



summer of 1883, and nearly the same ratio was ob- 

 tained, there being if. bushels of living oysters for 

 each bushel of dead shells. 



The results of this examination are given in full in 

 the following table. 



TABLE No. 2. To SHOW THE NUMBER OF BUSHELS OF OYSTERS 

 TO EACH BUSHEL OF DEAD SHELLS. 



In 1876 Lugger found as the average for twenty teds 3.682 bushels of oysters for 

 each bushel or shells. 



In 1879 Winslow found as the average from seventeen beds 1.962 bushels of 

 oysters for each bushel of shells. 



In 1882 we found as the average for fourteen beds 1.31 bushels of oysters for each 

 bushel of shells. 



In 18S3 we found as the average for thirty-one beds 1.4-10 bushels of oysters for 

 each bushel of shells. 



