PD83: 
Martin Stepanek Free diving champion and instructor talks about his work with Oceana. Interview with ND-1 J.R. Hott USN (NEDU) about the US Navy Diving program.

PD83: Martin Stepanek Free diving champion and instructor talks about his work with Oceana. Interview with ND-1 J.R. Hott USN (NEDU) about the US Navy Diving program.

P83: DEMA 2007 interviews

The podcast for serious scuba divers. We cover, TRIMIX, NITROX, REBREATHER Cave Diving, Shipwreck diving, DPV, Hogarthian, Military scuba, free-diving, hyperbaric science.

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P83: DEMA 2007 interviews

P83: DEMA 2007 interviews