E Trop Pacific Ocean
Costa Rica
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Cocos Island, Chatham Bay
26Dec1952
1000
05°33.0'N - 087°02.5'W
5.550, -87.042
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5 ft
20 fms
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UCLA W53-131
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Dipnet
B Halstead, J Bunker
Salt, clear
27ºC
Sand and coral. Shore: sand and rock
None
mild
Midwater ebb