Fishery Industries of the United States, Sect. Ht. 



OCEAN TEMPERATURE CHART No. 2 



By RICHARD liATHBUN. 



Station: DryTortugas Light House, Florida. 



]K.epresenting, by means of curves, the ^mperatiire of the air from, t8Si to 1883, inclusive, and of tlie water at the surface from 



1881 to 1885, inclusive, reduced to means of ten days. 



EXPLANATION OF THE CURVES: i88r. 1882, *- 1883, -_.— 1884, 1885. 



(Issued in 1886.) 



