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6

Sea Survival module 6 of 8

Flares, EPIRB, PLB, SART, and AIS

Distress signalling choices, strengths, limitations, and safe use.

flaresEPIRBPLBSARTAIS beacon

What to know for Flares, EPIRB, PLB, SART, and AIS

Choose signalling equipment that matches range, visibility, and rescue phase.

Distress signalling choices, strengths, limitations, and safe use. This module is mapped to the published course boundary for Sea Survival Revision and written as an independent revision aid, not official training material.

Key Points

  • EPIRBs alert by satellite and identify the registered beacon
  • PLBs are personal beacons
  • SARTs and AIS beacons help localise survivors
  • Flares need safe handling and correct timing

Last reviewed: 6 July 2026 by Compass Revision curriculum review

Source notes

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