U ' o 1° UJELANG om, sy me 164? (66° ATOLL i62° nee Figure 1. te8° I b LAE ATOLL Ne ATOLL”. eed fx BIKAR ATOLL o Tr {70* i709 MALOELAP ATOLL... / 2 ~ ON ERIKUG ATOLL ¥ vs 10° 2¢ fia? WOTJEATOLL \ kK,Suet ’ ome 7 vemos, AILUKATOLL *UTIRIKATOLL ATOLL arou{! 5 TAONGI TAKA ~., KWAJALEIN ATOLL LIKIEP VD RONGERIK ATOLL 168° Five atolls (underlined) in the northern Marshal] Islands where samples 164° I S 3‘ wotno aroun AILINGNAE ATOLL oy ave “LD were collected September-October 1976. ENEWETAK ATOLL Cy -NORTHERN MARSHALL ISLANDS {62° 7