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Advanced Scuba Discussions

Have a Scuba question that's beyond a 'basic' one but not really 'technical?' Get it answered here.
Please note: See the Special Forum Rules / Terms of Service thread. This forum is not open for threads offering goods or services.

  1. Sub-Forums

    Solo Divers

    A no-troll area for divers to discuss this growing trend in our sport. Whether you do it by choice or to facilitate other divers, there are important topics to address.
    Discussions:
    607
    Messages:
    18,010
    Latest: Performing a CESA After Exhale decompression, Oct 12, 2019

  2. Sub-Forums

    Wreck Diving

    Techniques & general wreck diving discussions.
    Discussions:
    1,416
    Messages:
    16,247

    1. Wreck Exploration and Expeditions

    2. Artificial Reefs

    Latest: USS Robalo wreck Kay Dee, Oct 18, 2019 at 3:44 AM

  3. Sub-Forums

    Sidemount Diving

    Here is the place to discuss your progression into sidemount, the whys, the chosen gear configuration and the experiments.
    Discussions:
    994
    Messages:
    20,223
    Latest: AN/DP for a Sidemount Diver from a non-Sidemount Instructor MrBlenny, Oct 21, 2019 at 11:15 AM
Page 1 of 193
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Title Start Date
Replies Views
Last Message ↓
  1. rsingler

    Optimal Buoyancy Computer

    rsingler, Mar 23, 2019 ... 6 7 8
    Replies:
    71
    Views:
    7,485
    rsingler
    Oct 19, 2019 at 5:12 PM
  2. The Chairman

    PLEASE READ FIRST: Special Forum Rules

    The Chairman, Sep 21, 2019
    Replies:
    0
    Views:
    248
    The Chairman
    Sep 21, 2019
  3. The Chairman

    Welcome to Advanced Scuba Discussions: PLEASE READ BEFORE POSTING!!!

    The Chairman, Apr 10, 2018
    Replies:
    1
    Views:
    2,764
    rsingler
    Mar 25, 2019
  4. GDI

    Tech diving, equipment, awareness and too much too soon

    GDI, Oct 10, 2006 ... 16 17 18
    Replies:
    177
    Views:
    109,282
    Compressor
    Jun 4, 2017
  5. MissBehavin

    Rescue or ???

    MissBehavin, Oct 10, 2019 ... 8 9 10
    Replies:
    91
    Views:
    2,457
    Storker
    Oct 22, 2019 at 9:25 AM
  6. rsingler

    Recreational Ascent Rate in the last 15 feet

    rsingler, Oct 10, 2019 ... 7 8 9
    Replies:
    89
    Views:
    2,993
    DeepSeaExplorer
    Oct 22, 2019 at 8:58 AM
  7. BoundForElsewhere

    Why do I sink?

    BoundForElsewhere, Oct 21, 2019 at 10:47 AM ... 2 3 4
    Replies:
    33
    Views:
    693
    BoundForElsewhere
    Oct 22, 2019 at 6:43 AM
  8. Tuytles

    Spare Air

    Tuytles, Oct 10, 2019 ... 5 6 7
    Replies:
    60
    Views:
    1,496
    wetb4igetinthewater
    Oct 21, 2019 at 1:15 PM
  9. 60plus

    Dive tables for accelerated decompression

    60plus, Sep 3, 2019 ... 6 7 8
    Replies:
    71
    Views:
    3,636
    runsongas
    Oct 20, 2019 at 4:05 PM
  10. Fastmarc

    Army Divers Go Deep In Puget Sound to Target Derelict Fishing Nets | NBC Left Field

    Fastmarc, Sep 23, 2019
    Replies:
    9
    Views:
    512
    John C. Ratliff
    Oct 19, 2019 at 11:34 AM
  11. Pao

    O2 better than 50% for single deco gas dives?

    Pao, Oct 16, 2019 at 6:52 PM ... 2 3
    Replies:
    22
    Views:
    1,064
    Billy Northrup
    Oct 18, 2019 at 11:41 PM
  12. rsingler

    Have ScubaBoard's SurfGF threads changed how you plan to dive?

    rsingler, Oct 13, 2019 ... 2 3 4
    Replies:
    34
    Views:
    1,462
    Centrals
    Oct 17, 2019 at 9:00 PM
  13. Cr.padlo

    Diving in the Arctic

    Cr.padlo, Sep 15, 2019 ... 2
    Replies:
    13
    Views:
    739
    RolMar
    Oct 13, 2019
  14. Andrei Astra

    Best way to don/doff harness

    Andrei Astra, Sep 30, 2019 ... 2
    Replies:
    12
    Views:
    515
    happy-diver
    Oct 12, 2019
  15. Darcimus

    BP/W questions

    Darcimus, Oct 4, 2019 ... 2 3 4
    Replies:
    33
    Views:
    1,359
    Darcimus
    Oct 11, 2019
  16. Jay

    What's your SurfGF and how does it compare to your (Rec) GFHi?

    Jay, Aug 12, 2019 ... 8 9 10
    Replies:
    91
    Views:
    3,148
    Jay
    Oct 10, 2019
  17. Bigeclipse

    Salt water warm water wing lift?

    Bigeclipse, Aug 2, 2019 ... 2
    Replies:
    15
    Views:
    655
    lostsheep
    Oct 10, 2019
  18. Astran

    Accumulated 02 following a large number of repetitive Nitrox dives over 3 days.

    Astran, Sep 30, 2019 ... 26 27 28
    Replies:
    274
    Views:
    8,831
    rjack321
    Oct 8, 2019
  19. Kirk Bauer

    Keeping things dry at depth

    Kirk Bauer, Sep 28, 2019 ... 2
    Replies:
    10
    Views:
    490
    Kirk Bauer
    Oct 7, 2019
  20. Johanan

    How accurate is an analyser at high % of oxygen?

    Johanan, Oct 1, 2019 ... 2 3
    Replies:
    22
    Views:
    740
    Saniflush
    Oct 7, 2019
  21. hammet

    Primary or alternate donate poll

    hammet, Sep 21, 2019 ... 17 18 19
    Replies:
    185
    Views:
    6,057
    Ayisha
    Oct 2, 2019
  22. ScubaRob0311

    Altitude Diving

    ScubaRob0311, Sep 25, 2019 ... 2 3
    Replies:
    24
    Views:
    646
    Esprise Me
    Sep 30, 2019
  23. ozJohnno

    A question about tail weights on a doubles rig

    ozJohnno, Sep 28, 2019
    Replies:
    6
    Views:
    241
    Superlyte27
    Sep 29, 2019
  24. Andrei Astra

    Should I store a drysuit with the completely closed zipper?

    Andrei Astra, Sep 4, 2019 ... 4 5 6
    Replies:
    51
    Views:
    2,000
    Divectionist
    Sep 26, 2019
Showing threads 1 to 20 of 3,848

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