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A delayed surface marker buoy (DSMB), decompression buoy, or deco buoy is an inflatable buoy which can be deployed while the diver is submerged and generally only towards the end of the dive. The buoy marks the diver's position underwater so the dive boat crew can locate the diver even though the diver may have drifted some distance from the ...
Often constructed with a vertical marine grade aluminum pole which resists corrosion, they have a tapered fluted buoy to provide buoyancy, and the poles are about 6–9 feet (2–3 meters) high above the water.
Line markers are used for orientation as a visual and tactile reference on a permanent guide line. Directional markers (commonly arrows), are also known as line arrows or Dorff arrows, and point the way to an exit. Line arrows may mark the location of a "jump" location in a cave when two are placed adjacent to each other.
Diving reel, dive spool or line holder to store and transport a distance line or line for a surface marker buoy. A dive spool, or line spool, is a short cylindrical tube with a large flange at each end, around which a length of line can be wound, and a line holder is a flat H-shaped frame or piece of rigid sheet material on which a length of ...
Just like traffic lights and signs help drivers on the road, boaters have buoys and signs to guide them to and from shore safely.
Surface marker buoy; This page was last edited on 2 April 2021, at 20:17 (UTC). Text is available under the Creative Commons Attribution-ShareAlike 4.0 License ...
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