DREDGING AND HYDROGRAPHIC RECORDS. 

 Francisco Bay, Calif., 1912-13, and March, 1914 — Continued. 



47 



Temperature. 



Salinity. 



Surf. 



Botni, 



Apparatus. 



Trial. 



Depth. 



Dura- 

 tion. 



Drift. 



Direction. 



Remarks. 



seine. 



4' inter.; #12, 



#20. 

 seine 



4' inter.; #12, 

 #20. 



do 



seine 



Iwtm... 



surf 



botm... 



surf 



^fin. 

 90 



Mi. 



6.0 



Against 

 tide. 



6.0 



3 hauls. Trip made 

 with Paladmi Fish 

 Co. 



Do. 



66 



63 

 64 



68 



67 



65.5 



65 



66.5 



68 



59.9; 



61.88 

 61.38 



60.68 



61.98 



62.48 



62.38 



62.78 



62.78 



56.5|S7.48 



60 

 56.5 



57.68 

 59.88 



59.68 

 59.68 



59.83 



60.83 



61.53 



61.78 



62.53 



61.78 



57.13 



57.33 

 57.68 



27.19 

 30.20 



27.15 



26.23 



21.24 



20.51 



18.02 



20.78 



32.67 



32.21 

 31.89 



57.5 59.88 



t 

 59 |61 



58.5|63.08 



58 63.38 



57 f.2.88 



59.78 31.36 



i 

 60.83 I 31.27 



63.03 

 62.93 

 02.73 



31.29 

 31.60 

 31.27 



32.45 

 31.09 



30.01 



28.40 



26.99 



23.32 



18.34 



21.21 



32.53 



32.60 

 32.45 



31.66 

 31.36 

 31.27 

 31.36 

 31.33 



Tnr. cse.; 4' 

 inter.; #12, 

 #20;Ek:.bot.; 

 Pr. m. 



do. 



...do.... 

 botm... 



surf, 

 and 

 botm 



A gainst 



tide. 

 ..do 



do.... 



do.... 



do.... 



do.... 



do.... 



do.... 



do.... 



Tnr. cse.; 4' 



inter.; #12, 

 #20;Ek.bot.; 

 Pr. m. 



-do. 



..do... 

 ...do... 

 ...do... 

 ...do... 

 ...do... 



..do... 



..do... 



surf, 

 and 

 botm. 



Against 

 tide. 



.do. 



11 

 14 

 12 

 10 

 11 

 12 



..do... 

 ..do.... 

 ..do... 

 ..do... 

 ..do... 

 ..do... 

 ..do... 



Tnr. cse.; 4' 

 inter.. #12, 

 #20;Ek.bot.; 

 Pr. m, 



do.. 



....do.... 

 ....do.... 

 ....do.... 

 ....do.... 



surf, 

 and 

 botm. 



..do.... 

 ..do.... 



...do....[ 12 



..do.... 

 ..do.... 



12 

 11§ 



Against 



tide. 

 ..do 



...do 



...do 



...do 



...do 



...do 



Do. 



Flood, 1.78 knots per 

 hr. 



Flood, 0.72 knot per 



hr. 

 Ebb, 0.50 knot per 



hr. Cable out 8-10 



fms. 

 Ebb, 1.26 knots per 



hr. Cable out 4-8 



fms. 

 Ebb, 1.59 knots per 



hr. Cable out 5 



fms. 

 Ebb, 2.03 knots per 



hr. #20 came up 



muddy. 

 Ebb, 2.98 knots per 



hr. 



Ebb, 1.79 knots per 

 hr. Cable out 6 

 fms. 



Ebb, 2.63 knots per 

 hr. 



Flood, 1.50 knots per 

 hour. Rubber 

 packing from top 

 of Ek. bot. lost; 

 water sample not 

 purely bot. water. 



Ebb, 0.41 knot per 

 hr. 



Ebb, 1.18 knots per 

 hr. 



Ebb, 1.45 knots per 

 hr. 



Ebb, 1.92 knots per 

 hi. 



Ebb, 1.88 knots per 

 hr. 



Ebb, 1.89 knots per 

 hr. 



Ebb, 1.88 knots per 

 hr. 



51700°— 21- 



-11 



