E Trop Pacific Ocean
Costa Rica
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S of Punta Guiones
20Apr1973
1350
9°34.6'N - 085°42.7'W
9.577, -85.712
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765-905 fm
765-905 fm
MV 73-I (7303-G)
MV 73-I-81
RV Alexander Agassiz
10-ft IKMT
CL Hubbs & party, SIO
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black mud
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strong
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