“ 14 . Cete late RADIOACTIVE CONTAMINATION OF AREAS IN THE PACIFIC OCEAN FROM NUCLEAR TESTS Table 10—Distribution of Gross Beta and GammaActivity in Tissues of Fish (NRDL) * RADIOACTIVITY (d/m/tissue x 10-+) + ISLAND AND Fisu Wricae Total g. B Skin Head Y B ¥ 8 8.8 15.5 0.2 0.4 0.3 0.8 Average... _.--2--.----- 2-2 |e e 7.0 Percent of total activity-_|---..--.-- 100 Rongelap Atoll, North: Gejen—Snapper..-....--.--1,164 26.3 10.6 106 0.3 4.2 Muscle Bone Gill 8 Viscera 1 B Y a + 7 A 0.45 3.3 11 2.1 1.6 2.7 2.6 0.3 0.3 13 12.1 0.63 8.8 2.0 18.7 0.8 11.2 13 122 1.5 21.0 2.7 25.2 ¥ 2.2 4.9 1.9 1.4 10.5 [7.0 1.3 [12.1 3.4 47.7 21 19.6 15.9 FRongelap Atoll, South: Rongelap—Goat..._..-.-_.-- Rongelap—Grouper.._.-....- 218 452 5.2 5.7 2.4 0.7 0,4 0.5 14 0.6 2.8 87.0 1.0 118 6.6 24.7 5.4 16.8 6&5 [17 17 21 6.1 Kabelle—Snapper_.....-..--. 735 12.3 18.5 1.0 11.2 4.5 1.9 10 0.7 24 4.4 10.5 1.1 2.9 6.3 Kabelle—Parrot.-_..-.--..-- 1, 957 24.8 713 11 3.9 8.5 20.9 2.4 6.6 7.0 23.4 0.8 2.7 5.0 8.8 Average. -.--.---.---------[---------- 21.1 Percent of total activity-.}-----.---- 100 Allinginae Aloll: Sifo—Snapper._....------.--640 3.2 58.9 100 11.0 4.8 10.6 17.3 6.5 30.8 15.8 25.9 2.9 13.7 8.0 13.1 5.0 93.7 14.5 [2.7 1.0 48 2.0 3.3 4.7 22.3 10.3 16.9 Percent of total activity..-.|-..-.---_- Rongerik Atoll: Eniwetak—Squirrel....--.--- 337 Percent of total activity_--_/.---..---- 38.9 100 100 0.41 0.3 5.9 0.7 9.9 0.6 6. 2 0.5 10.6 02 2.7 0.9 3.6 9.7 15.2 22.5 25. 4 19.3 15.9 16.1 27.2 3.2 7.0 29.0 9,4 10.02] 0.08) 0.04 4.9 4.0 9.8 20 100 10.02) 100 4.9 035] 17.3 0.23] 55 0.55| 27,2 0.04) 2.8 0.271 13.4 0.06] 14. 6 0.39 19.3 0.4 18.8 Utirik Atoll: Utirik—Parrot._.-..--.------ 425 0. 66 0.87 Percent of total activity.--_|----.----- 100 Likiep Atoll: Likiep—-Snapper.....---.-453 1.1 Percent of total activity--i-....----- 100 G Q. 24 0 106 0 27.6 0 22 100 3)0 0 0 0 0 0 0.09 10.3 0.62) 9 O15 0.22 0.13 01310 0.04 0.38 0.2 227 25.3 719.7 15.0 )0 46 67.5 17.2 O1 9 0.2 9 0 0 0 0 0 0 0 0 1 91 2 90 * Ags determined on basis of Us01 standards and empirical scattertug and absorption corrections. *Collections made February 1956. Data reported as of April-May 1056. Table 11—Summary of Beta and GammaActivity in Fish and Marine Invertebrates (NRDL) * Fisa ISLAND No, of Samples CRABS Activity = (d/m/kgxX10-4) B No. of Samples ¥ OLAMS Activity = (d/m/kgX10-4) é ’ 28 87 No. of Samples SNAILS Activity * (d/m/kgX10-4) 8 v Rongelap Atoll: North: Gejen_.._----.---------.---- 8 24.5 78.8 Kabelle._.....:.-.---------- 10 14.9 66.4 Central: Eniaetok_..-..-...---- 5 19.3 45.1 1 4,5 14.1 1 Bouth: Rongelsp-.-.----.--.----- 5 V7.7 32 6 25. 4 2A. 6 2 8 2.2 7.8 1 2.8 6 4.5 22.7 3 21.9 8 1.6 2.1 [.----.- fine] 8 2.6 3 Jee v-Lee ee | Rongerik Atoll: Eniwetak_.._.-..--.-----.--.--Ailinginae Atoll: Sifo_..._-_.-.--.--.------------Utirik Atoll: Utirik....--.--.--.------------Likiep Atoll: Likiep ...--.--.--..-----.------ 2 No. of Samples A [.-_-------]--------[-.------ 4; |_...-_.-_.]..--_--_|_--_----_}.._-------|--- ef eee eee 1 4, 6 23 ‘Activity * (djmjke Xi0-9 648 17.7 7 518 43.9 8.8 |.0_..- -_.J..----- oe |e eee 56 2 31 51 18.3 |_..-------}----2-2 |. Jee eee eee 14.5 1 6.4 15.0 [.-..-2_-.] 2 -- 2 +} +--+ 3 Q. 006 - 28 ee » As determined on basis of UsO»s standards and empirical scattering and absorption corrections. *Collections made February 1956. Data reported as of April-May 1956. 3t