abies tot sarhdibvatlete som te te thadeaintene Aa emmpenrmmunanininm A nd reeks, 2 va Vt ook \ hos . fe (1) Conteninatec Tuna, (2) Apprehension of long-range contanination of Japan and its fishing grounds, (3) Radiological factors affocting the fishernent (a) Estineting the whole bocy as6e. (b) Estimated Goso from intornel onittors, Contaninate. Tins _ -" Sone of the Jepencse Governaont officinls sre alrescy roferring to the lattor half of Merch as the "creat tuna panic", ‘The origin of this penic both in the Unitcd States anc Japan is worthy of carcful stucy. The cxtent of tho tune consunption in the Unitec Statcs andJapan Geclined curing the sccondé half of March is not known to nec at this tine, For a cay prior to my coparture from New York on March 19, snd for 2 wecks following ny arrival in Tokyo on Merch 22 the subject of radioactive tuna 2s a subject of populer convorsation, When one consiceors the reaction of tho informed Amcricen vublic to the possibilities of contamination of tuna it is not surprising thet tho Japancse wore stampedec into apprehension ovor the imociate prospects of their cating radioactive tuna ant. the long-range prospects of their fishing grounds being ruined, (A) Tuna Fishing iniustry of Japan L/ - 7 ..:-/ The Jazancse fishing floct at the oresent tine consists. ‘of. ebowbsen: 1,000 vessels oper-ting out of ton major yorts, The annual value of tho: tuna catch eporoximates $26 million, The principal cxport specics is, albacor, Sixty porcent of the landod plbacor catchwent to Japaneses cerners enc. forty percent was shipped abroac in- froezorsy— = Sixty” percent F: of the albacor are crught in the summer season which extents fron May. through July, During this season, the fishing érouncs ar are located relatively close to the Asiatic ccast. During the winter months, Jenuary through Merch, the Japencse vessels range fer out te sca, The winter sexson accounts for forty percent of the annual cstch, : (3) tuna, Conterineatcee Tuna in Janzen Tho rukuryu Meru lanced at Yaigu with e, catch of 28,000. pounes of We mst accept the fact tiat these tune were oxcessively con taninstod anc that the Ccecision of the Japancse to Cispose of these _L. 4n execllont report of technicel inform-tion about the Japanese tuna fishorics in Japen is Report No. 104 issue’ by the Natural Ro~ scurces Scction of SCaP in Merch, 1948, / .