External Communication

Mayday Relay

A distress message transmitted by a vessel or station on behalf of another vessel, aircraft, or person in grave and imminent danger when the original station is unable to send it.

Quick answer: A distress message transmitted by a vessel or station on behalf of another vessel, aircraft, or person in grave and imminent danger when the original station is unable to send it.

This term page is part of the Protermify Maritime glossary and is published as static HTML for fast indexing and clear language coverage.

Languages

Quick answer

A distress message transmitted by a vessel or station on behalf of another vessel, aircraft, or person in grave and imminent danger when the original station is unable to send it.

Why it matters

Mayday Relay matters because it supports clear communication in External Communication contexts for Deck Officers, Engine Officers, and Masters. It also connects to aviation training and exam language such as STCW, Marlins Test, ISF Watchkeeper, and GMDSS.

Editorial context

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Questions and answers

Questions and answers

What is Mayday Relay?

In this glossary, Mayday Relay refers to: A distress message transmitted by a vessel or station on behalf of another vessel, aircraft, or person in grave and imminent danger when the original station is unable to send it.

How is Mayday Relay used in maritime?

In maritime communication, this term appears in contexts such as: "Mayday Relay, Mayday Relay, Mayday Relay, todas las estaciones, aquí MV Horizon retransmite socorro para FV Coral, posición 54°20.0′ N 003°15.0′ O, buque hundiéndose, asistencia inmediata requerida."

Why does Mayday Relay matter in maritime?

Mayday Relay matters because it supports clear communication in External Communication contexts for Deck Officers, Engine Officers, and Masters. It also connects to aviation training and exam language such as STCW, Marlins Test, ISF Watchkeeper, and GMDSS.

Who uses Mayday Relay?

Mayday Relay is mainly used by Deck Officers, Engine Officers, and Masters.

What category does Mayday Relay belong to?

In this glossary, Mayday Relay is grouped under External Communication. Related pages in this category explain adjacent procedures, commands and operational concepts.

Where does this definition come from?

This definition is sourced from IMO SMCP, STCW Convention, SOLAS, COLREG and published by Protermify Maritime as a static maritime reference page.

Definition

A distress message transmitted by a vessel or station on behalf of another vessel, aircraft, or person in grave and imminent danger when the original station is unable to send it.

Operational example

Mayday Relay, Mayday Relay, Mayday Relay, all stations, this is MV Horizon relaying distress for FV Coral, position five four degrees two zero decimal zero minutes north zero zero three degrees one five decimal zero minutes west, vessel sinking, immediate assistance required.

Localized term

Mayday Relay

Localized example

Mayday Relay, Mayday Relay, Mayday Relay, todas las estaciones, aquí MV Horizon retransmite socorro para FV Coral, posición 54°20.0′ N 003°15.0′ O, buque hundiéndose, asistencia inmediata requerida.

Definition language

English reference definition

Source

IMO SMCP, STCW Convention, SOLAS, COLREG

Exam relevance

  • STCW
  • Marlins Test
  • ISF Watchkeeper
  • GMDSS

Target audience

  • Deck Officers
  • Engine Officers
  • Masters

Related terms

Use the related links below to continue through connected maritime terminology.

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