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  1. Tim Birthisel

    How many of you are doing Nitrox?

    I do a lot of diving on my aquaculture farm in the mid 50 foot range, and nitrox is the way to go. Instead of having to wait almost an hour between air dives, I can dive as soon as my computer resets, allowing 3 tanks for a half day of diving vs. only 2. The equivalent air depth for roughly 55'...
  2. Tim Birthisel

    Need O/W dive instructor recommendations for Ft Mayers / Naples

    Please advise names and contact info for best in the area Thanks!
  3. Tim Birthisel

    Recommended O/W instructor for Naples/Ft Myers area

    Please contact me with your best dive instructors' contact info Thanks! Tim terrasubaqua@mindspring.com
  4. Tim Birthisel

    Visit a working U/W farm in the Fl Keys

    Visit Terra Sub Aqua: a commercial marine sanctuary There is submerged land in our nearshore oceans, beyond the boundaries of any state. Part of this territory lies several miles offshore, outside the reefs that protect the Florida Keys. The area is known as the sand flats, where living...
  5. Tim Birthisel

    Hello From Ohio

    Welcome fellow Buckeye I'm in Perrysburg, got the SCUBA bug in 1970, dove the local quarries and lakes, then I developed advanced 'Keys Disease' in 1974. I've been at it so long I got bored with everything, tourist diving, fish and lobster hunting, photography, etc., so I tried farming 15 years...
  6. Tim Birthisel

    Greetings from TSA

    A belated thanks for your kind welcome, will try to get here more often this winter. Looking forward to my Keys trip to work on the farm (4 mi offshore) this Jan. Tim/TSA
  7. Tim Birthisel

    Greetings from TSA

    Terra Sub Aqua, that is. We predate the frequent flyer's friend by about 7 years. TSA is a for profit business model that INCREASES biodiversty as a byproduct of our aquaculture operations in the sanctuary near Key Largo, offshore of Islamorada. Of course the readers here will recognize TSA for...
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