DREDGING AND HYDROGRAPHIC RECORDS. 

 During the Lower California Cruise, 1911 — Continued. 



17 



Temporatiire. 



58 



58 



60 



58 



58 



59 



Density. 



Surf. 



39.9 



38.1 



37.1 



1.02579 



1.02424 



1.02398 



1.02397 



1.02362 



Hotm. 



Apparatus. 



Trial. 



Depth. 



1.0248 



1.02564 



Luc.sar.; Sigs. 

 rod ; Sigs. 

 bot. ; NZ; 

 Tnr. cse.; 

 12' Ag. 



.do. 



-do. 



2.30' seine . 



Luc. sdr.; Sigs 

 rod; Sigs. 

 bot.; NZ 

 Tnr. cse.; 

 12' Ag. 



....do 



-do. 



....do. 



1.02563 Luc. sdr.; Sigs, 



rod; Sigs. 



bot.; NZ; 



Tnr. esc; 



12' Ag. 

 1.02534 do... 



.do... 



botm. 



.do... 



-do... 



botm. 



..do.. 



.do. 



..do... 



botm... 



...do.... 



..do.. 



Dura- 

 tion. 



Drift. 



30 



30 



20 



NW.byW. 



W.byS. 



..do- 



S.72° W. 



S. 85° W. 



N. 87° W. 



S.S2°W. 



S. 82° W. 



..do. 



N.86°W. 



2.0 



liemarks. 



250-lb. weight 

 placed above 

 bridle instead of 

 140-111. Soimd- 

 ing wire carried 

 away losing Sigs. 

 bot., sounding 

 cup and therm. 

 Glass floats car- 

 ried away. Ac- 

 cumulator regis- 

 tered over 5 

 tons. Cable out 

 3,015 fms. 



Sigs. bot. failed 

 to work. NZ 

 #108018, replac- 

 ing #104914, did 

 not register. Ca- 

 ble out l,200fms. 



Water specimen 

 thrown out by 

 mistake. Cable 

 out 1,250 fms. 



Cable out 750 fms. 

 Sp. G. (surf.) 

 24 at 15.7 °C., 

 (botm.) 24.8 at 

 14.9°C. 



Cable out 900 fms. 

 Sp. G. (surf.) 

 24.1 at 15.5°C., 

 (botm.) 25.3 at 

 12°C. 



Botm. therm, 

 failed to regis- 

 ter. Cable out 

 1,410 fms. Sp. 

 G. (surf.) 24.1 at 

 14.2°C., (botm.) 

 26.2at 11.5°C. 



Cable out 1,600 

 fms. Sp. G. 

 (surf.) 23.9 at 

 14.5°C., (botm.) 

 27.8 at 11.6°C. 

 NZ #98244 re- 

 placed iJlOSOlS. 



Cable out 1,450 

 fms. Sp. G. 

 (surf.) 24 at 

 14.6°C., (botm.) 

 26.2? at 11.8°C. 



Cable out 1,500 

 fms. Sp. G. 

 (surf.) 23.6 at 

 15°C., (botm.) 

 25.8at 12.2°C. 



Cable out 800 

 fms. Stray line 

 carried away 

 with all instru- 

 ments. 



