Summary 9. (continued) Some rauioactive materials are being eluted from Bikini Atoll but their addition to the totel activity in the area between Bikini and Fniwetok is probably insignificant. 10. Reef fish from Guem end skipjack teken approximately 350 miles to the southeast had about the same levels of eectivity; 136 d/m/g wet (Ff activity) in skipjeck livers wes the highest level found ll. &A in tnet erea. single flying fish texen erproximately 6) miles north- weet of Eniwetok had e totsl £ -ectivity of 7,500 d/m/g wet in the liver and 360 d/:/g wet in the muscle. 12. Plenkton was found to contein Sr 5 ppitt 5 4 as, Ryt03 | Rud © pnt 6 er’, 85,90 ~’° 1 , Ba 37 6 C921 98,60 one 5 149 ; Cet ky 5 > Fe 7 and trivslent rare eerthes. 13. There is a difference in isctopic content of plankton collected 90 miles north of Fniwetok and plankton collected 470 miles west of Eniwetok. 14. The liver of a flying fish collected about 90 miles north 144 144 of Eniwetok contained Ce zn €5 ~. 15. of ¢ -Pr , Zr -Nb?”, co’, °°, 4d and DOE ARCHIVES A scintillation fprobe for continuous monitoring of levels activity in the sea water was found to have insufficient sensitivity to discriminate between stations in areas of low activity. Sb

Select target paragraph3