INVESTIGATION OF OYSTER SPAWNING, ETC., MILFORD, CONN. 



473 



shows a marked variation from month to month and from year to year and is repre- 

 sentative, in a general way, of the changes in sahnity that occur in Long Island Sound 



DIXHARGE 

 IN SECOND- 

 FEET 



3000 



APRIL MAV JUNE JULY AUGUST 



FlQUEE 27. — Quantity o( water discharged monthly by the Housatonic River at Falls Village, Conn., 

 and by the Connecticut River at Sunderland, Mass., for the period April to September, 1924 to 1926 



during these periods. Siinilarly, the effect of river discharge on the temperature of 

 the water in the Soiind varies according to the quantity and temperature of the water 



