Aha Trivia Stuff Everyone Should Know
Aha Trivia: Stuff Everyone Should Know · ahatrivia.com/mb-scuba-diving-51585c30eb8c

What does a surface marker buoy show?

The diver's position to surface personnel.

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  1. The diver's position to surface personnel ✔
  2. The water temperature
  3. The diver's air supply

Why: An SMB on a line marks where the diver is so surface personnel can spot and track them.

Huh, didn't know that: An SMB on a line marks where the diver is so surface personnel can spot and track them.

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This buoy is a real marker of success.
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References

Answer: The diver's position to surface personnel. An SMB on a line marks where the diver is so surface personnel can spot and track them.

  1. Scuba diving en.wikipedia.org/wiki/Scuba_diving
    A surface marker buoy (SMB) on a line held by the diver indicates the position of the diver
    Checked 2026-11-07.

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