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Marine Species
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Diving Incidents
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Marine Biology
Medicine
Cidaridae
Goniocidaris corona
Sea Urchin – Prionocidaris baculosa
Tiara-urchin, Pencil Urchin, Imperial Urchin – Phyllacanthus imperialis
Ten-lined Urchin – Eucidaris metularia
Blade-tipped Tiara-urchin, Rough-spined Urchin – Chondrocidaris gigantea