CONTENTS PREFACE ABSTRACT SECTION 1. OBJECTIVE AND BACKGROUND SECTION 2. OPERATIONS SECTION 3. SECTION 4. 2.1 Areas Sampled 2.2 Time of Collections METHODS 3.1 Preservation of Specimens 3.2 Ashing 3.3 Counting 3.4 Correction Factors RESULTS AND ANALYSIS OF DATA 4d 4.2 4.3 4d 45 4.6 4.7 4.8 4.9 Water Samples Plankton Algae Invertebrates Fish Land Plants land Vertebrates Radiochemical Analyses tion Absorbed and Surface Contamina