Southern Fishing Grounds 



Malakal Passage -- Denges Passage 

 Pfeny skipjack and tuna schools 



West of Aaron Island 

 Kany tuna and skipjack schools^ many fish of all kinds taken by trollingc 



Angaur Island 

 Many tuna off the west side 



Peleliu Island 

 Skipjack schools are seen occasionally off the east side„ 



Southern Outlying Islands 



Sonsorol Island 

 Large schools of skipjack and tuna are always present in adjacent waters, 



Pulo Arma Island 

 Skipjack and tuna schools were sighted in the adjacent waters, 



Merir Islands Tobi Island 

 As at Sonsoroly skipjack and tuna schools are always present, 



Helen Reef 

 An extensive atoll reef; good catches were made trolling everywhere inside 

 and outside the reef„ Tuna are especially plentiful along the outer shores. 



Bait Fish Investigation 



Purpose 



Bait is an important element in a fishery. In the skipjack fishery 

 particularly; the abundance or scarcity of bait determines the development 

 cf the fisheryj and therefore we made this survey following the investi- 

 gation of the fishing grounds. 



Methods 



Bait fish appear to be plentiful everywhere inside the reefs at Palau, 

 however, there are some species wl-iich occur only at certain places or at 

 certain times„ Since a detailed study requires a good deal of time, this 

 investigation was carried on in conjunction with the experimental fishing 

 operations,, 



Varieties of Bait Fish and Their Names 



1„ Herrings 



katakuchi iwashi / may be Engraulis heterolobus / 



There is a variety which is almost the same as that which occurs in 

 JapaDj, and another in which the fins are red. They occasionally form large 



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