TABLE 8. Summary of clam samples collected; arranged by atoll and island. Number of clams collected Location Tridacna Tridacna Tridacna igas squamosa crocea Rongelap F-13° F-33 Taka H-1 H-4 H-5 Utirik I-l Bikar D-1 Rongerik G-l G-6 G-11 Ailinginae C-15 C-24 Likep L-31 L-50 A-11 Lagoon Wotho M-1 M-17 35 Hippopus hippopus