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One Ocean Diving

Come safely free dive with sharks without a cage, led by trained professionals with 100% safety record. Founded as a research program, One Ocean Diving opened to the public in an effort to help educate people about the reality of sharks, and to facilitate and empower people with first hand experience with what sharks are really like. Our Mission is to utilize research and public programs to support protection for sharks and marine life. To inspire people to make efforts for shark and marine conservation. Come snorkel and freedive with us or just come along and learn about sharks and marine life. Co-Owned and Founded by world famous marine biologist and shark specialists, Ocean Ramsey and Juan Oliphant, this is the shark experience of a lifetime, led by the experts.


Haleiwa Small Boat Harbor 66-105 Haleiwa Rd., Haleiwa, HI 96712

Park next to the One Ocean Diving sign on the Haleiwa Rd. side of the Harbor. The shark boat will be moored at the loading dock or on her way!

Tours By: One Ocean Diving