194 



FISHERY BULLETIN OF THE FISH AND WILDLIFE SERVICE 



IKEBE, KenzO. — Continued 



ery Investigations Translation No. 15 In: 

 Spec. sci. Rep.: Fisli. U. S. Fish Wild. 47) [P] 

 Catches from exploratory longlining in 

 the Equatorial Countercurrent; currents at 

 10 fishing stations recorded; catch rates 

 for tunas and marlins combined. 



1941b. Measurements of yellowftn tuna from the 

 Equatorial Countercurrent area. Nanyo suisan 

 joho 5(3) :5-13. [J,P] 



Lengths, weights, sex, and estimated age 

 (from Aikawa's tables) of 188 longline- 

 caught yellowfin from 8 stations in south- 

 em Carolines waters. 



1941c. A contribution to the study of tuna spawn- 

 ing grounds. Nanyo suisan joho 5(4): 9-12. 



[J,P] 



South Seas: probable tuna spawning 

 grounds; lengths, weights, and estimated 

 ages of 20 juvenile yellowfin, with dates 

 and positions of capture. 



1942. Report of the investigation of tuna fishing 

 in the Timor, Arafura, and Banda seas. Nanyo 

 suisan 8(1) :29-41. (Pacific Oceanic Fishery 

 Investigations Translation No. 48. In: Spec. 

 Sci. Rep: Fish. U. S. Fish Wildl. 45) [P] 



Bigeye tuna, yellowfin tuna: longline fish- 

 ing conditions in relation to oceano- 

 graphy; catches and catch rates at 10 

 stations. 



IKEBE, KenzO, and Takeshi matsumoto. 



1937. Progress report on experimental skipjack 

 fishing near Yap. Nanyo suisan joho 1(4) : 3-9. 

 (Pacific Oceanic Fishery Investigations Trans- 

 lation No. 6. In: Spec. sci. Rep.: Fish. U. S. 

 Fildl. 46) [P] 



Results of 10 days' livebait fishing around 

 Yap: fishing logs; lengths, weights, sex, 

 and condition factor for 83 skipjack; water 

 temperatures and salinities to 200 m. at 

 8 stations. 



1938. Report of a skipjack bait investigation in 

 Saipan waters. Nanyo suisan joho 6:2-12. 

 (Pacific Oceanic Fishery Investigations Trans- 

 lation No. 30. In: Spec. sci. Rep.: Fish. U. S. 

 Fish Wildl. 44). [P] 



Common names and descriptions of the 

 species used for livebait at Saipan; results 

 of intensive experimental fishing for live- 

 bait. 



IKEDA, NOBUYA. 



1932. The bait problem and the development of 

 our skipjack and mackerel fisheries. Miyagi 

 no suisan 1:9-29. [J] 



Katsuwontis pelamis. Pacific Ocean-north- 

 west; livebait fishing. 



IKEDA, NOBtTYA, and SEIJI AND6. 



1933. A consideration of skipjack fishing conditions 

 off northeastern Japan in 1930. Gyoro kenkyti- 

 kai kaiho 5. [J] 



KatsHwonus pelamis. Pacific Ocean-north- 

 west. 



IKEHAEA, Isaac I. 



1953. Live-bait fishing for tuna in the central Pa- 

 cific. Spec. sci. Rep.: Fish. U. S. Fish Wildl. 

 107:20 p. [P] 



Availability and characteristics of live- 

 bait species of the Hawaiian, Line, and 

 Phoenix islands; results of exploratory 

 livebait fishing around these groups; size 

 frequency distribution of yellowfin tima 

 caught by livebait fishing in Line and 

 Phoenix islands; evaluation of baiting 

 grounds in the area. 



IMAI, Sadahiko. 



1950. Studies on flying fishes. 1. On the young of 

 flying fishes eaten by tuna. Kagoshima sui 

 sen ken ho 1:137-148. [J] 

 Tuna: food. 



IMAIZUMI, Kakuji. 



1937. An account of the investigation of tuna 



fishing grounds in the East Philippine Sea. 



Taiwan suisan zasshi 271:6-23. [J,P] 



Popular account of an exploratory tuna 

 longlining expedition: total catch and 

 catch rates by species for 17 stations; 

 brief remarks on maturity of yellowfin, 

 distribution of catch rates, and oceano- 

 graphic conditions. 



IMAMURA, YUTAKA. 



1949. The skipjack fishery. Suisan koza 6:17-94. 

 (Pacific Oceanic Fishery Investigations Trtms- 

 lation No. 32. In: Spec, sci Rep.: Fish. U. S. 

 Fish Wildl. 49). [P] 



Auxis hira, A. maru, Euthynntis yaito: 

 Japan; description, distribution, habits. 

 Katsuwonus pelamis: Japan; anatomy, 

 description, migration, spawning areas and 

 seasons, food, populations, habits, natural 

 enemies, fishing conditions in relation to 

 oceanography. 



1953. The tuna fishery. Suisan koza 6:104 p. 

 Tokyo. [J,P] 



General account of tuna livebait fishing, 

 purse seining, gillnetting, trolling, and 

 longlining; tables of operating and econ- 

 omic data on Japanese longliners. 



INANAMI, YOSHIYUKI. 



1940a. Relationship of viscera weight to body 

 weight in yellowfin tuna. Nanyo suisan j6- 

 h6 4(2):2-7. [J,P] 



Length, weight, body depth, body breadth. 



