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Marine Distress Signals - Daytime Use

Two red code flags, one with a ball under a square, the other with N over C.

Code Flags

  • Ball over or under Square
  • N over C
A figure raises and lowers his arms.

Arm Signal

  • Raise and lower outstretched arms repeatedly
A red code flag with a ball under square, and a powerboat with distress cloth across its deck.

Distress Cloth

  • To attract attention, spread on cabin or deck top, or fly from mast
Powerboat surrounded by orange dye marker.

Dye Marker

  • To attract attention, release orange dye into water

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