3<DO PAPERS FROM THE DEPARTMENT OK MARINE BIOLOGY. 



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



Date of 



collection. 1 

 1914-1915 



Mar. 12 

 13 

 H 

 15 

 16 



17 

 18 



19 



20 



21 



22 



23 



24 



25 



26 



27* 



28 



29 



3° 



31 



Apr. 1 



2 



3 



4 



5" 



6 6 



7' 

 8 



9 

 10 

 11 

 12' 

 i 3 « 

 14 

 15 

 16 9 



17 

 18 



19 



20 



21 



22 



23 



24 



25 10 



26 



27 

 28 



29 



30 



May I 



2 



3 



4 



Condition 

 of tide. 2 



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. 



SE. 



E.. 

 SE. 

 SE. 

 SE. 



SE. 



Variable. 



NE. 



NE.. 



SE.. 



SE.. 



SE.. 



SE.. 



SE.. 



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. 



Velocity. 



Light 



Moderate. 

 ...Do... 

 . . Do. . . 

 ...Do... 



Moderate. 



Moderate. 



Strong 



Moderate gale 



Strong 



Moderate 



. ..Do 



Fresh 



Moderate 



Fresh . . . 

 . ..Do. 

 Light . . . 

 Variable. 

 Light. .. 



Do. 



Do. 



Do. 



Moderate. 

 ....Do.. 

 ...Do.. 



Fresh . 



Breeze. 



Moderate. 

 ...Do.. 



Condition of 

 weather. 2 



Hazy. 



Hazy. . 

 Cloudy. 

 Clear. . 

 ...Do. 



Clear. 



Rain. . . . 

 ..Do. 

 ...Do. 

 Cloudy. 

 Clear. . . 

 Cloudy. 

 Clear. . 



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. 



Precipi- 

 tation at 

 Miami. 3 



Content 

 of chlo- 

 ride. 



0.72 



.09 



.08 

 2.96 

 Trace. 



.01 



.26 



•79 

 Trace. 



■13 



.36 

 .16 



•49 



gms. 

 per kg. 

 19-95 



19.90 



19-93 

 19.96 



19-95 



19.98 



19-97 



19.98 

 19.99 



'9-97 

 19.93 



'9-93 

 19.92 

 19.96 



19.96 

 19.92 

 19.99 

 19.81 

 19 -79 



19.93 

 19.86 

 19.86 

 19.79 

 19.80 

 19.86 



Clear. . . 

 ...Do. 



.16 



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 



Salin- 

 ity. 



gms. 

 per kg. 

 36.04 



35-95 

 36.00 

 36.06 

 36.04 



36.09 



36.08 



36.09 

 36. 11 

 36.08 

 36.00 

 36.00 



35-99 

 36.06 



36.06 



35-99 

 36. 11 



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-iS 

 35-93 

 35-91 

 35.70 



35-91 

 35-99 

 35 9i 



35 99 



36.00 

 36.00 

 36.09 



35-8i 

 36.08 



35-91 

 36.08 



36.11 

 36.29 



Specific 

 gravity 



(o/4)°- 



1.02896 



1.02889 

 1 .02894 

 1.02898 

 1 .02896 



1 .02901 



1 .02899 



1 .02901 

 1.02902 

 1.02899 

 1 . 02894 

 1.02894 

 1 .02892 

 1.02898 



1.02898 

 1.02892 

 1 . 02902 

 1.02876 

 1.02873 



I .02894 

 1.02883 

 1.02883 

 1.02873 

 1.02875 

 1.02883 



1.02876 

 1 .02896 

 1.02905 

 1.02888 

 1.02886 

 1 .02869 

 1.02886 

 1.02892 

 1.02886 

 1.02892 

 1.02894 

 1.02894 

 1 .02901 

 1.02878 

 1.02899 

 1.02886 

 1.02899 



I . 02902 

 1. 02917 



'8 a. m. unless otherwise designated. 



2 Reported by light keeper at Fowey Rocks Light. 



'Compiled from Weather Bureau, U. S. Dept. Agr., vol. 1, No. 3, to vol. 2, No. 10, inc., 1914-15. 



'12 noon. '11 a. m. '9 a. m. '11.30 a.m. 8 io a. m. "10.30 a.m. "ja.n 



