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South Seas Government-General Zuih^ Maru 



Date 



Symbol 



Latitude 



Longitude 



Vessels in sight 



Time of observation 



Weather, Amt, of clouds 



Wind direction, force 



Atmos. pressure 



Atinos. temperature 



S-31 



noon 



R 



SE 2 



761.5 



29,5 



9-1 



1 



9^36'N 



138003 'E 



lis 00 

 C 7 



SE 1 



759,5 



27.0 



noon 



B 



SW 2 

 760 o 5 



20.0 



3 

 2 



9°17«N 

 138006 'E 



noon 



B G 

 SW 1 

 760,2 

 30,0 



Water 

 temperature 



m 



10 m 



25 m 



50 m 



100 m 



200 m 



30.0 



29.3 

 29,3 

 29.3 

 27, A 

 23.8 

 12.8 



-3.n 



CO 



29,0 

 29,0 

 28,5 

 28„5 

 24,5 

 12.0 



Specific 

 gravity 



m 



10 m 



25 m 



50 m 



100 m 



200 m 



25,25 

 25.32 

 25,32 

 25.67 

 25,83 

 25,49 



25,21 

 25.21 

 25.21 

 25,56 

 25.89 

 25.59 



Water color 

 Transparency 

 Direction of current 

 Velocity of current 

 Amt. of zooplankton 

 Amt. of phytoplankton 



2 

 31 m 



Type of school 



Size and density 



Biting 



Ti :e gear used 



I' , of hooks 



Lait species 



Number of bait fish 



Value of bait 



Large skipjack taken 

 Medium skipjack taken 

 Small skipjack taken 

 ti/!ag?aro taken 

 Big-eyed tuna taken 

 Other catch 

 Value catch 



Species of food 

 Quantity of food 



no good 

 9:40 •= 

 15 



tarekuchi'<- 



/ *probably 

 Engraulis 

 heterolobus 

 R:uppellj7 



1 

 42 m 



fairly good 



14:35 



15 



tarekuchi 



174 



Notes 



•H 

 CO 



as 





bO'p o a 



bo CO ^ ^ 



C O CD (0 



Cd XI K -P 



X! T3 



M -P C 



•H CD ?3 



Cw O 



U T3 



O C o 



Cm 3 a 



O o 



13 ^< (li 



M 



T3 O 



CO W)CV 



<D C •• 



EC "H \0 



a 

 (I) 



■73 « 

 «H e 





^4 



O -P 



c<~\ ca 

 „ o 



■P iH 

 ca C3 



a 



-p 



CO 



w 

 c 



•H 



o 

 p 



CO 



o 



Xi 



m 



CO 



(D 

 •P 

 Xi - 



WIO 



■H rv 



rQ CO " 



^ 



{-!<>-{ 



M O 



o o 



uocv x: 



C "« o 



•P CO 

 CO 

 ■^ , 



XI „ 



boo 



to .. 

 o cv 



••XJ ^ 

 O »H +> 



o !<-, Cd 

 x: „ 



O O T3 



en u^ 0) 



iH p 



c 



O 



^ P 



O -P 



O (P 



-p rt 



