wy “rte ls “@). “AYound, noon’‘onAprid 7 the.For Sigh inisstry called «i. 274% the Embassy and’ advised that. the Myojiim Maru had left.-Shiogone?':7 : that morning,. that its destination was not known,“and that the-~ fish had been disposed of 1n an ‘unknown manner, The _Embassy — 7meoy informed the Foreign Ministry that, thisbeing |thecase,’ Wee tee et a votes at Jb 3 ee - e would Limit: our. trip, to Misaki. a eo taney t. :8 — ao a my *; oe. Pa peat se . ” v ‘ rei ie gens ao at 5% '-a. itLae : .- foos y (4)°ts: PM“on. the “afternoon ‘of“eet 7 the oneSwa” »4aac Ministry.again called to inform the Embassythat, the Koet‘Naru had left the’ port of Misaki _oné hour beforeto. dump ‘its’ “corisk 2 . _ taminated ‘catchat‘Sea.. The Embassy asked.the.‘Foreten,Ministry to call the’ vessel back inasmuch'as it wasonly One hour off ‘: | port but. _the Japanese,stated - this- could“notbe. accomplished,” ”oe Lo paths §: . we tt “ te Bah ie --to canning;=- Inthe”‘meantime the tuna markét has stabilized andtuna representatives of American tuna interests haves informed<”. a - > = Vea! tape 4 To Susiearize the ‘tuna’‘Situation: ib 46“my ‘belief that no.ae significantly “ | contaminated tuna have arrived in Japan except -for the‘catch | fromthe Fukuryu, Maru. Rigorous _ inspections pro=:, cedureswill undoubtedly disclose’ certain “amounts_,‘of low level?:Le aa radioactiyity,on thesurface’ of thetuna but the“significanceTs8 on ey ae ayn te we? of this isminimized by theypractice ‘oft’“skinning ~tuna prior ee 3 “me that_ their companies are no _longer”concerned over the’ Frobleis) Ve Tage ROE! Wow eee £5 neerseeE os= zERE Sve Puy yee -% Ziv Ap % + XS Fe xay a’ oe “wou, tt a x wi % ath x i ‘ eS2 : ) = " “! iy é eA. -_ aa Fist ~ hye a. Aare: 2 FEE: Ty SOERS ne o . Ay Apprehension’ of Long Range’ Contamination of “Japan and~ 2 -te its Fisnine Pounds ti tySha git AoTe @ ENOtt ts . iw toy "ao Sony ae) at ry ie. “ ‘ — fo “0 Ass of lo, Japanese apprehensions. Svar ie Bite or ong”range© radiological contamination were very similar to those we en- °° countered in the United States as a result “of. NPG operations... . ; a et ey Re Poy . yh vRot ; >: MT 2-2+ cee sk SEs, gEeeg2 A diference in Japan iS"‘due to “the. fact that ‘hone; .cise, Sha PF, any, of the counting” equipment. is’ ‘calibrated, “Gh, tubes, are, used’. without shields,and “under”conditions, here the. beeKground. count. “: is apt to be highly’variable, - This,”coupled“with the fact. thatef- i). they do not tnow the background” activities|“of “such thingsas’ -v:ealon soil and bidlogical|materials, makes itl “very ‘difficult to evaluate an the reports; Many ‘of! thereports of. "ash" falling in Various: At parts of Jepan are ‘undoubtedlydust “or Soot falis that” occur belo normally in any industriel ‘erea from time to time, Reputable. seientists have examined samples’ ‘or ‘potas@um-rich soil and have +27. Ut reported their data in“gross counts without any reference to: _ normal soil background, For this reeson I find it very Giffin . “cult to. Veke serious the frequent public report of 50 to 109 counts per minute for the unspecified size of Samples,reported freon time to time, ; To ; . . L 1 At ry cenf erence vith the Jepan scientists end government cfficials con March 24, I explained the procecures we use in the tates for measuring fallout. I urged them to use sirilar pro-. cedures for the sake of uniformity and offered to loan then the, equipment we used. They Seemed eager to_accept énd I requested: _— 4 sets of-equiprent_ which hs. since serrived from theStatess: Soe, ate However, Since the’arrival ofthis equipment, I have’“delayed=:RO giving itto_the Japanese becabsein tefr present “state of rind©3 “ little good’ couldcone” of. Atty: x: do “believe, however, that’when? Lote the present confusion’ Bubs ides,-“4t will be usefMl for the Japanese+2 le to raintain afall out’ monitoring network’ and I think,”we,Should:ee cocperatewiththemto the fullest cextenta : ~ “ee! . * _- gist ty Oe wt ge ve 7 A