Contents Abstract . 1 Introduction 1 Sample Collection and Processing Procedures 5 Analytical Methods and Quality Control . 6 Results eee 9 Atoll Geography and Number of Collected Samples . 9 Composition of Atoll Soil 9 .. 2 0. . External Gamma Exposure and Radionuclides in Soil 12 Radionuclides in Vegetation 33 Radionuclides in Land Animals and Fowl . 4] Radionuclides in Marine Species - 52 Radionuclides in Cistern and Ground Water . 53 Annual Rainfall 60 oO oy Resuspension Discussion . 64 64 Soil Vegetation -. 65 Concentration Ratio 66 Animals and Fowl 68 Ground Water and Rainfal| 68 Remedial Measures . 70 Acknowledgments 72 References Ce ee Appendix A: Maps of Islands of Bikini Atoll. Appendix B: Comparisons of Results from the 1978 Aerial Survey and the . . . Appendix C: Radionuclide Concentration Summaries for Soils . . . . . . AT . . B-l . . C+1 Appendix D: Radionuclide Concentrations of Individual Soil Profiles . . D-1 Appendix E: Radionuclide Concentration Summaries for Vegetation .° E-1 Terrestrial Survey for !3/Cs in Surface Soils . . . . . TB . 2000301 . ee .