Recreational dive poll - Nitrox

On LOB or day-boat recreational trips I have been on:

  • Most other divers analyze their own nitrox, either with their analyzer or with the boat’s analyzer

    Votes: 103 89.6%
  • Most divers let the crew analyze their nitrox and usually do not look at the gauge

    Votes: 12 10.4%

  • Total voters
    115

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On the boats I use, everyone brings their own gas. A few of us confirm mixes on the boat, but not often. (I do when I am not sure it's had time to mix and am too rushed to check car-side before boarding.)
 
Analyse?? How about read the sticker and set the computer with an occasional spot check.
 
The only LOB I've seen where the divers don't individually analyze is the Okeanos II, where the tanks are kept on the pangas for the week. The DMs come around and show the divers what the system is producing for each dive. I imagine it keeps a lot of analyzers from being dropped overboard.
 
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Option 3. DM will analyze the tank in front of you showing you the gauge during the test. He does this for the entire boat. We dive Nitrox almost exclusively and very seldom do I see anyone with their own analyzer.

Jay
 
My experience has been the same as Jayfarmlaw's so I selected your number one.

That said, the shop that I most often dive in Belize makes that very difficult due to the overall setup so I've most often had to go with number 2. The times that I've bucked the system caused a lot of grief for everyone, more's the shame.
 
As a LOB operator, my job was to observe others analyze (and log) their nitrox readings with my or their analyzer. I understand that this was American market and American insurance and it was an insurance requirement for each diver to analyze their own gas. I get that in other parts of the world self reliance on what folks are putting into their bodies isn't perhaps as important as it is here.
 
https://www.shearwater.com/products/perdix-ai/

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