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



451 



IZ 4 8 IZ 4 & 



A.n p.n 



12 4 & 12 4 & 12 

 A.n PM. A.n RM. 



FiGUEE 13.— Hourly fluctuations in water temperature during spring tides and neap tides 



