Marine users can find plenty of uses from the above list plus a few more.

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  • If someone falls overboard you can return and find him or her.
  • In conjunction with a chart you can avoid shallow water.
  • You can avoid submerged objects.
  • You can know where you are without any landmarks.
  • You can find the next buoy in the race or the trip home.
  • You can see if your drifting.
  • You can hook it to your fish finder.
  • You can see true speed and distance over the ground.

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