300 



PAPERS FROM THE DEPARTMENT OF MARINE BIOLOGY. 



Content of chloride, salinity, and specific gravity of ocean-water at Fowey Rocks, Florida. 



Date of 

 collection.' 

 1914-1915 



Mar. 12 

 13 

 14 

 15 

 16 



17 

 18 



19 



20 



21 



22 



23 



24 



25 



26 



27* 



28 



29 



30 



31 



Apr. I 



2 



3 



4 



S' 



6« 



f 

 8 



9 



10 

 ti 



12' 

 13' 

 14 



1 6' 



"7 

 18 



19 



20 

 21 

 22 

 23 



24 

 2510 



26 



27 



28 



29 



30 



May I 



2 



3 



4 



Condition 

 of tide.' 



Low. 



High... 

 Falling. 

 . Do. 

 High... 



Falling. 



Rising. 



Rising. 

 ..Do.. 

 High.. 

 Low . . . 

 ..Do. . 

 Rising. 

 Do.. 



Falling. 

 .Do.. 

 ..Do.. 

 Low . . . 

 Falling. 

 ..Do.. 

 High... 

 Falling. 

 ..Do.. 

 Low . . . 

 Rising. 

 ..Do.. 



Low . . . 

 ..Do.. 

 Falling. 

 ..Do.. 

 High... 

 Falling. 

 Low . . . 

 Falling. 

 ..Do.. 

 Low . . . 



High... 

 Low . . . 

 Low . . . 

 Rising. 

 ..Do.. 

 Falling. 

 ..Do.. 



Falling. 

 High... 



Wind.' 



Direction. Velocity. 



SE. 



E.. 

 SE. 



SE. 

 SE. 



SE. 



Variable. 



NE. 

 NE. 

 SE. 

 SE. 

 SE. 

 SE. 

 SE. 



Light. 



Moderate. 

 ...Do... 

 ...Do... 

 ..Do... 



Moderate. 



Moderate. 



Variable. 



NW.... 



E 



Variable. 



NE 



NE 



W 



S 



Variable. 



S 



S 



E 



Variable. 



N 



NE 



NE 



E 



S 



NE 



ENE... 



E 



E 



E 



E 



SE.... 

 SW. . . . 



E 



E. to S. 



Strong 



Moderate gale 



Strong 



Moderate 



. Do 



Fresh 



Moderate 



Condition of 

 weather.' 



Hazy. 



Hazy. . 

 Cloudy. 

 Clear. . 

 ...Do. 



Clear . 



Fresh . . . 

 . ...Do. 

 Light . . . 

 Variable. 

 Light. . . 

 . ...Do. 

 . Do. 

 .... Do . 



Moderate. 



. ..Do.. 



...Do.. 



Fresh . 



Breeze . 



Moderate. 

 . ...Do.. 



Rain. . . . 



...Do. 



...Do. 



Cloudy. 



Clear. . . 



Cloudy. 



Clear. . . 



Precipi- 

 tation at 

 Miami.' 



Content 

 of chlo- 

 ride. 



0.72 



.09 



Rain.. . . 

 Hazy. . . 

 ...Do. 

 Cloudy.. 

 ...Do. 

 Rain. . 

 Cloudy.. 

 ...Do. 

 Rain. . . . 

 Clear. . . 



Do. 



Cloudy. 



Showers. 

 Cloudy. . 

 Clear. . . 

 . ...Do. 

 Hazy. . . 

 . ...Do. 

 ...Do. 

 . Do. 

 Clear . . . 



Do. 



Do. 



Hazy. . . 

 Clear. . . 



Clear. 

 Hazy. 



gms. 

 per kg. 

 19 95 



19,90 



1993 

 19.96 



1995 



19.98 



19 97 



.08 



2.96 



Trace. 



.01 



.26 



■79 

 Trace. 



.36 



49 



19.98 

 19.99 

 19-97 

 19 -93 

 19 93 

 19.92 

 19.96 



Salin- 

 ity. 



gms. 

 per kg. 

 36.04 



35-95 

 36.00 

 36.06 

 36.04 



36.09 



36.08 



19.96 

 19.92 

 19.99 

 19.81 

 19.79 



19-93 

 19.86 

 19.86 

 19.79 

 19.80 

 19.86 



Cle 



.Do. 



19 81 



19-95 

 20.01 

 19.89 

 19.88 

 19.76 

 19.88 

 19.92 

 19.88 

 19.92 



19-93 

 19.93 

 19.98 

 19.82 



19-97 

 19.88 

 19.97 



36.09 

 36.11 

 36.08 

 36.00 

 36.00 



35-99 

 36.06 



Specific 

 gravity 

 (o/4)°- 



I . 02896 



1.02889 

 1.02894 

 1.02898 

 I .02896 



I. 02901 



1.02899 



36.06 



35-99 

 36.1, 



35-79 

 35-75 



36.00 

 35.88 

 35-88 

 35-75 

 35-77 

 35.88 



19.99 

 20.09 



35-79 

 36.04 



36.15 

 35-93 

 35-9' 

 35-70 

 35-91 

 35-99 

 35 91 

 35-99 

 36.00 

 36.00 

 36.09 

 35-81 

 36.08 



35-9« 

 36.08 



1.02901 

 1 .02902 

 1 .02899 

 1 .02894 

 1 .02894 

 1 .02892 

 1.02898 



1 . 0289 

 1 . 02892 

 1.02902 

 1.02876 

 1 .02873 



1.02894 

 1.02883 

 1.02883 

 1.02873 

 1.0287s 

 1.02883 



36.11 

 36.29 



1.02876 

 1 . 02896 

 1 . 02905 

 1.02888 

 1.02886 

 1.02869 

 I . 02886 

 1,02892 

 1.02886 

 1.02892 

 I . 02894 

 1 . 02894 

 1 .02901 

 1.02878 

 1.02899 

 1.02886 

 1.02899 



I . 02902 

 1.02917 



'8 a. m. unless otherwise designated. 



'Reported by light keeper at Fowey Rocks Light. 



'Compiled from Weather Bureau, U. S. Dept. Agr., vol. i. No. 3, to vol. 2, No. 10, inc., 



*I2 noon. '11 a. m. '9 a.m. '11.30 a.m. *io a. m. '10.30 a. m. 



1914-15- 

 "V a. m. 



