Tatle U Tecperature, salinity. pH of sea water, and ntim'ber of pearl oysters found at 



each station In the trulf of Panama and Chlrlgul Gulf Fetrxiary-Karch I9U8 



Sta^ 



tion 

 Ho. 



35ate 



Time 



Depth 



Vater 

 temper- 

 ature 



?U.9 

 21+.5 



Sal- 

 inity 



pH 



Hunber of pearl oysters 



Adult 



Live IDead 



Toung 



Live 



Dead 



Hours 



of 

 diving 



3 



5 

 6 

 7 



g 

 9 



10 



11 



11 

 12 



13 



lU 



15 



16 

 17 



18 



19 



20 

 21 



22 



23 

 2U 



25 



25 



26 



27 



29 

 30 



reb. 



9 

 9 



10 

 10 

 11 

 12 



13 

 lU 



15 



29 



Mar. 17 

 1 



h 



5 



s 



9 



9 



10 



11 



12 

 12 



12 

 13 



18:00 

 07:30 



07150 



IOjUJ 



08:30 

 13:00 

 09:00 

 09:30 



07«30 

 08:00 

 12:20 

 09:00 



15.35 



08«30 



10:30 



08; 00 



l6;i«) 



09:30 



OS; 30 



10 1 00 



07:00 



12; 00 

 io;00 



07:30 



08:00 



17»00 



18:00 



12: U5 



OgiOO 

 12:01 



13-. 30 



1jo;U5 



17:00 

 17:00 



Fathoms 





 

 3 



29.5 

 29.8 



30.0 

 29I6 



2S.2 



29.0 

 2U.0 



Parts per 

 thousand 



35.7 

 33.5 

 33.6 

 32.2 

 33.9 

 33-5 

 33.5 



3'+.0 

 32.8 

 32.8 

 31+. 9 

 35.3 

 32.7 

 32.7 

 33.2 

 33.2 

 33.3 

 33.2 



32.8 

 32.7 

 53.1 

 33.1 



31. U 

 32.1+ 



33.3 



3p 



3U.U 



3U.2 

 3U.S 

 35.0 

 3U.S 



35-1 

 3U.9 



35^7 

 35-9 

 33.S 



32. U 



32! 9 

 31.9 

 32.3 



32^9 

 32.0 



32.8 



33.1 

 32.9 

 32.7 



32. u 



33.7 

 33.1 



32.2 



32. s 



33^3 

 32.0 



33.5 



8.1 

 8.1 

 8.3 



8.U 

 8.U 



S.U 

 8.U 

 8.1 

 8.1 

 8.^ 

 3.4 

 8.3 



tl 

 8.3 

 S.l 

 8.1 



8.0 



7^9 



8.2 

 8.0 

 8.0 

 8.1 



8.1 

 8.0 



S.l 



8.1 

 8.1 



8.1 



8.2 

 3.3 

 S.3 



0.2 



SO 



3^3 



8^3 



8.1 

 S.U 



8.1 

 S.2 



SO 

 7.6 





 1 

 



15 



13 











^80 



1+ 



*3 

 g 



'u 



27u §Jz 



Too rough 







2 



























for diving 



U 1/2 



3 



2 



3 

 3 



2 



1 1/2 



23/1* 

 2 



6 

 3 



2 



3 



2 

 2 



* 



1 



% 



Single shells, very old. 

 S7 A few days before this observation, local diver obtained I6 live oysters and 

 reported that recently a "boatload" v/as taken in one low tide (U-5 hours). 

 Jj 3 riT>e males, 1 ri-oe female. 

 8/ Time refers to the beginniag of observations at each station. 



20 



