Fishery InduBtries of the United States, Sect. III. 



OCEAN TEMPERATURE CHART No. 32 



By RICHARD RATHBUN. 



The Air and Surface Isotherms of 40, 45 and 50 degrees, Fahrenheit, at the Light House Stations of the 



Eastern Coast of the United States, during the years 1881 and 1883, 



