Richard Devanney is a PADI, SSI, BSAC and SDI instructor who teaches technical diving through TDI, SSI XR and PADI TecRec. He previously managed two dive schools in Iceland and a tech school in Thailand. He now manages the SS Thorfinn, a liveaboard based in Truk Lagoon, Micronesia, that specializes in recreational and technical diving on the 80 or so wrecks within the lagoon. Go to his Facebook page for more information on diving Truk Lagoon and technical diving in general.
If you’re a recreational diver who’s decided to take your first technical diving course, what should you expect to learn?
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