198 



FISHEKY BULLETIN OF THE FISH AND WILDLIFE SERVICE 



KAGOSHIMA PEEFECTURE FISHERIES EXPERIMENT 



Station. — Continued 



1933a. Investigation of skipjack fishing. Kagoshi- 

 ma-ken suisan shikenjo jigyo hokoku (1931) : 

 1-16. [J,P] 



Results of 8 exploratory live-bait skip- 

 jack fishing cruises in Ryukyu, Formosan, 

 and Philippines waters from March to 

 June; fishing logs and plots of station lo- 

 cations; surface temperatures discussed, 

 isotherms plotted. 



1933b. Experimental longline fishing for tuna. Ka- 

 goshima-ken suisan shikenjo jigyo hokoku 

 (1931): 16-23. [J,P] 



Results of 3 exploratory tuna longlining 

 cruises (23 stations) in Ryukyu waters 

 in October-December; fishing logs and 

 plots of station locations; yellowfin, alba- 

 core, and bigeye catch recorded with sur- 

 face and subsurface temperatures and sal- 

 inities, transparencies, on the stations; 

 total catch rates averaged by area. 



1934. Investigation of skipjack fishing. Kagoshl- 

 ma-ken suisan shikenjo jigyo hokoku (1932): 

 1-27. [J,P] 



Results of 8 exploratory skipjack live-bait 

 fishing cruises in Ryukyu waters from 

 February to June; fishing logs and plot of 

 station locations; water temperature dis- 

 tribution discussed with data on commer- 

 cial landings at local ports. 



1935a. Investigation of skipjack fishing. Kagoshi- 

 ma-ken suisan shikenjo jigyo hokoku (1933) : 

 1-13. [J,P] 



Results of 9 exploratory skipjack live-bait 

 fishing cruises in Ryukyu waters from 

 March to June; fishing logs and plot of 

 station locations; water temperature dis- 

 tribution discussed with data on commer- 

 cial landings at local ports. 



1935b. Cooperative South Seas tuna fishing survey. 

 Kagoshima-ken suisan shikenjo jigyo hokoku 

 (1933) : 15-21. [J,P] 



Results of 4 combination skipjack live- 

 bait and tuna longlining exploratory 

 cruises in the Sulu and Celebes seas by 

 subsidized commercial vessels; catch rates 

 for total tuna, species not recorded. 



1936a. Investigation of skipjack fishing. Kago- 

 shima-ken suisan shikenjo jigyo hokoku 

 (1934):1-16. [J,P] 



Results of 10 exploratory skipjack live- 

 bait fishing cruises in Ryukyu waters 

 from March to June; discussion of water 

 temperatures and fishing conditions; com- 

 mercial landings at local ports; lengths 

 and weights of 728 skipjack, average con- 

 dition factors of samples. 



KAGOSHIMA Prefecture Fisheries experiment 

 Station. — Continued 



1936b. Cooperative southern skipjack fishing ex- 

 periment. Kagoshima-ken suisan shikenjo jig- 

 yo hokoku (1934) : 17-21. [J,P] 



Results of 4 exploratory skipjack live-bait 

 fishing cruises in the Sulu and Celebes 

 seas by a subsidized commercial vessel; 

 chart of locations fished; notes on feeding 

 and care of live-bait. 



1936c. Investigation of the migration of important 

 fishes. Kagoshima-ken suisan shikenjo jigyo 

 hokoku (1934) :86-87 [J,P] 



Release records of 45 skipjack tagged on 

 the caudal peduncle in Ryukyu waters. 



1937a. Investigation of skipjack fishing. Kago- 

 shima-ken suisan shikenjo jigryo hokoku (1935) 

 1-8. [J,P] 



Results of 8 exploratory skipjack live-bait 

 fishing cruises in Ryukyu waters from 

 February to June discussed in relation to 

 surface water temperatures; data on land- 

 ings at local ports by months; average 

 weights, lengths, and condition factors of 

 ten 50-fish samples; distribution of water 

 temperatures and skipjack fishing grounds 

 recorded and plotted for several years; 

 seasonal and annual variations in size 

 composition of the catch; fishing logs and 

 station plots. 



1937b. Cooperative southern tuna fishing experi- 

 ment. Kagoshima-ken suisan shikenjo jigyo 

 hokoku (1935) :9-ll. [J,P] 



Results of 4 combination skipjack live-bait 

 fishing and tuna longline exploratory 

 cruises to the Sulu Sea; skipjack, yellow- 

 fin, and bigeye catches recorded, fishing 

 locations plotted. 



1937c. Survey of the present condition of the skip- 

 jack fishing industry. Kagoshima-ken suisan 

 shikenjo jigyo hokoku (1935) : 96-103. [J,P] 

 Numbers of skipjack vessels by size 

 classes in the prefecture, their equipment 

 and operating regime; economic and finan- 

 cial data on the fishery. 



1938a. Investigation of skipjack fishing. Kago- 

 shima-ken suisan shikenjo jigyo hokoku 

 (1936) :l-4. [J,P] 



Results of 9 exploratory skipjack live-bait 

 fishing cruises in Ryukyu waters from 

 February to July; discussion of water tem- 

 perature in relation to fishing conditions; 

 monthly skipjack landings at local ports; 

 average lengths and weights of fifteen 

 20-fish samples; fishing logs and station 

 plot. 



