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  1. Doppler

    RAID South Africa's message to scuba divers

    A message to all about scuba diving.
  2. Doppler

    Cave Camp, Mexico 2018

    We're full, thanks everyone including sponsors. And so, if you missed it, start planning now for 2019. Cave Camp is a lot of fun, but also a great opportunity to hang out and dive with cool people. If you can't wait for next year, and you're interested in getting to know Mexico's cave and have...
  3. Doppler

    Book Launch in Greater Toronto Area

    Hope you can make it to hear the story behind "The Underwater Exploration of Bell Island Mine." Your chance to chat with Steve about his new book, to get your copy personalised, and to sign up for GUIDED trips visiting Bell Island Wrecks & Mine in 2019. PLUS, Meet the incomparable Rick...
  4. Doppler

    TDI Full Cave

    I have a spot open for a four-day class in Marianna area of North Florida. Dates are February 25-28. Please contact me in you're interested and would like details. Prerequisite is TDI intro-cave (or equiv.) and some actual cave-diving experience.
  5. Doppler

    Spots open in Decompression class...

    I have an instructor candidate working with me January 2 through 6 in Central Florida... two students have dropped out due to one breaking his leg... SO, there are a couple of spots open since the evaluation of the instructor candidate will be much more valid with "real" student divers...
  6. Doppler

    Trimix Program in Upper Keys

    I have a spot open for one student for a combination RAID/TDI trimix diver (or instructor) program in Tavernier Key from November 6 - 12. More details here>>> Or simply post here.
  7. Doppler

    Cave Training - Luraville, Florida - November 24-30

    I have a couple of spots open for a RAID CAVE ONE program (similar to cavern/intro-cave, but with some additional skills required). Dates and location in title. For more information, please contact me via the event posting on my website ... or leave a reply to this post.
  8. Doppler

    Invite To A Survey

    Want to gather some information from YOU... doesn't matter if you've just got your first C-Card or you're an instructor. Actually doesn't matter what cert level you hold! The survey will take a few minutes, is one page, and basic. Please take a few and help us out by supplying your input...
  9. Doppler

    Awesome diving and a decompression class on classic WWII wrecks

    I will be leading a trip to Newfoundland (Canada's east coast) this summer (July 31 - August 6) ostensibly to visit the four excellent WWII wrecks off the coast of Bell Island. There is a chance that I can also guide one or two qualified divers for a visit to the Bell Island Mine. However, this...
  10. Doppler

    Starting up my eNewsletter once again...

    I folded up my newsletter a few years back hoping that other online options would be more effective at reaching out to the community, but have opted to start the direct email stuff once again. If you're interested in finding out about trips, expeditions, training, and gear that works for...
  11. Doppler

    Research during diving exploration...

    Wanted to bring attention to an expedition scheduled for February. This is work back in the Bell Island Mine, Newfoundland. We are hoping to explore more passages and add to the two kilometers of line we laid during the 2007 project. This time, there are plans to do several scientific studies...
  12. Doppler

    This should be required reading for ANY diver thinking about more advanced diving...

    I get to hang out with some really cool people. Neal Pollock is one of them. Neal is ex-pat Canadian scientist. He’s a research physiologist working in the States, and has a background in zoology, exercise physiology and environmental physiology. He is also a diver and part of his...
  13. Doppler

    Thoughts on diving Bell Island Mine...

    Just returned from a week-long stint diving the Bell Island Mine in Newfoundland for a TV movie... after a seven-year absence the mine is as beautiful and interesting as ever. My thoughts on opening it to "tourist divers" is outlined in the link below...
  14. Doppler

    the tail of a caustic cocktail

    Diving off Milwaukee this past week and had several new experiences... Most excellent and fun; one less so but hugely educational. As you'll know from reading, and I hope not experience, a caustic cocktail can be the end-result of serious flood... Preventable mostly by conducting a proper...
  15. Doppler

    Factors effecting deep scuba dives

    A very similar version of this article was posted on my personal blog. I was asked to post it here so that visitors to the largest scuba forum might get a chance to read it. A recent tragic event – the death of Guy Garman attempting a 1,200 foot dive on open-circuit scuba – have refocused...
  16. Doppler

    Factors affecting deep scuba diving

    A very similar version of this article was posted on my personal blog. I was asked to post it here so that visitors to the largest scuba forum might get a chance to read it. A recent tragic event – the death of Guy Garman attempting a 1,200 foot dive on open-circuit scuba &#8211...
  17. Doppler

    Technical Instructor Program/Xover

    I will be running a four-day instructor Xover workshop in the Thousand Islands area (Ontario side), from July 16 thru 19. Looking for current active sport instructors (with technical certs and experience at diver level), who are looking to earn creds that'll allow them to present technical...
  18. Doppler

    Training Calendar back onLine...

    Finally got mthe techdiver training/events calendar back onLine... NOT complete yet but getting there. Dates & Schedules | Techdiver If you have a course in mind and it is not on the calendar, please connect with me here or use the "give me more information" form on the website...
  19. Doppler

    Helitrox decompression program in Thousand Islands

    August 12 -17 in Rockport area of St Lawrence. Complete program to learn decompression procedures and advanced nitrox with the addition of helium to help manage inert gas narcosis. Course outline posted on FaceBook for clarification. Contact me there to book spots... space is limited. More...
  20. Doppler

    July 10-11-12 sidemount program for GTA divers...

    Details here>>> https://www.facebook.com/events/1392686201058594/?ref_newsfeed_story_type=regular&feed_story_type=117
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