1914] Sumner, et al.: Physical Conditions in San Francisco Bay 63 
TABLE 17 
SALINity oF SAN FrRANcIScO Bay 
Period VI (January 13—January 28) 
Division 
of Bay Station Surface Bottom Flood Ebb Average* 
3 4967 29.00 29.89 29.50 29.39 29.45 
(36%) 4968 27.83 30.11 28.06 29.90 28.98 
4969 27.13 29.02 27.12 29.03 28.08 
4970 22.48 28.41 23.88 27.01 25.45 
2 4971 26.31 26.72 26.49 26.55 26.52 
(10%) 4972 21.15 26.20 22.56 24.81 23.68 
4973 16.15 23.14 19.10 20.19 19.65 
4974 16.54 22.22 18.42 20.34 19.38 
1 4975 12.48 17.30 15.04 14.74 14.89 
(17%) 4976 14.00 15:9 2 eee 14.96 14.96 
4977 14.84 20.27 17.83 17.28 17.56 
4978 18.48 22.78 20.58 20.69 20.63 
4979 23.40¥ 22.80 25.37 22.78 24.08 
4980 25.70V 24.34 26.05 23.99 25.02 
4981 24.39 Paap ee 24.85 24.85 
4 5001 28.46 29.01 28.69 28.77 28.73 
(37%) 5002 28.59 28.78 28.41 28.96 28.68 
50038 28.21 28.25 27.98 28.48 28.23 
5004 27.80 27.94 28.24 28.37 27.86 
5005 27.20 27.47 26.82 27.86 27.34 
5006 26.71 27.40 26.24 27.87 27.05 
5007 27.05 28.11 26.41 28.75 27.58 
5008 27.2 29.46 27.36 29.30 28.33 
Means (weighted) 25.052 27.158 25.639 26.622 26.104 
TABLE 18 
SALINITY or SAN FRANCISCO Bay 
Averages for Entire Year 
Division 
of Bay Station Surface Bottom Flood Ebb Average* 
3 4967 30.83 31.24 30.77 31.31 31.04 
(36%) 4968 29.52 30.63 29.66 30.47 30.07 
4969 28.81 30.41 28.89 30.35 29.61 
4970 27.05 29.99 27.47 29.57 28.52 
2 4971 27.038 29.22 27.70 28.56 28.13 
(10%) 4972 25.70 28.21 26.03 27.89 26.96 
4973 23.98 26.99 25.44 25.54 25.49 
4974 23.03 25.73 24.47 24.29 24.39 
* Mean of surface and bottom. 
