-49- Levels of redicectivity in representative materials Te.ie 23. anu organises et mmivetox Atel) before, and up to teo yeere Deta from decline grephe. after, Nectar detonation, May 14, lLy54. Subetance or tissue Locality a/a/g wet, or a8 indicated Pre-Nectar, April 5-15, 1954 Survey meter, open Island soil Beech sand Sea weter ° -- 400 ar/nr)s ° 10,000 10,000,000 Leroy Halimeda (alga) Balle Green leaves Acropore (coral) Belle . —T Clam visceral mase " muscle . ° " kidney Snail liver observed Belle ° ° ° Plankton Post-Nectar sexioum oe --- 20,000 -- 2,000 At 700 days® 1 ar/hr 30,000,000 1,000,000 $0,000 30,000 10,000 1l-.01 & ,000,000 200 100,000 1,000, 000 2,000 200 100 =< 600 5,000,000 300,000 1,000 100 20,000 400 2,000,000 40,000 1,000 200 7,000 $0, 000 3,000 " . 20,000 100,000 Coenobita (crab) liver ° ¥ cerapece ° 8,000 10,000 2,000,000 2,000,000 2,000 10,000 " 20,000 6,000,000 2,000 gut . 20,000 $00,000 2,000 gut . -- 50,000 200 . muscle . . muscle " . gut Sea cucumber gonad " " , . . . . . ° . ° * . musele ° integument * gonad Leroy . " muscle integument . muscle Fish (reef) skin ° " ° " . , " * gut wuscle . liver ° Tern feathers & skin " -vone "lung ° " Ret liver kidney exin * muscle , = widney gut . . Belle . bone gut , *” . 6,000 2,000 1,000 -- --- 800 200 -- 8,000 9,900 80,00) 200,000 100, 000 160, 000 30,000 200,000 200,000 300,000 600, 000 40,000 30 40 . 40,000 , 1,000 ° ° ov tu, 200 ° ° done . 900 A00 lu, vas 3,000 2,000 $00, 000 200, 000 -o 40 1,900,000 3,000 20,000 Janet 50 80 200 ° " 59,000 400 200 70 100, 000 10,000, 000 ° 1,000 70 7,000 30,000 70,000 4,000 1,000 100, 000 ”* ° . iver lune “From regression. 4,00 1,000,000 10,000 $3,000,000 20,000 200,000 300, 000 2,000 200 100 600 $00 600 2100 3,000 200 14,000 AN, 000 300 80 10,900 6 ,000 29, 200 My extrapolation 1f necessary. 800 70 600

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