Fisbcry Industries i,r the ITnitod Sliiles, J^ect. III. 



OCEAN TEMPERATURE CHART No. 15 



By RICHARD. RATHBUN 



Station: Block Island S. E. Light House, Rhode Island. 



Represenfing, by means of curves, the temperature of the air from i88i to 18S3, inclusive, and of the water at the surface from 



18S1, to i88j, inclusive, redaced to means of ten days» 



EXPLANATIDH: OF THE CURVES: — _ 1881, =»- 1882, 1883, - ,1884, 1885. 



(Issued ik 18S6.") 



