Nav

Marge d'effet squat

The additional draught margin applied to account for the increased draught of a vessel due to the squat effect in shallow water.

Quick answer: The additional draught margin applied to account for the increased draught of a vessel due to the squat effect in shallow water.

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

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Quick answer

The additional draught margin applied to account for the increased draught of a vessel due to the squat effect in shallow water.

Why it matters

Marge d'effet squat matters because it supports clear communication in Nav 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 Marge d'effet squat?

In this glossary, Marge d'effet squat refers to: The additional draught margin applied to account for the increased draught of a vessel due to the squat effect in shallow water.

How is Marge d'effet squat used in maritime?

In maritime communication, this term appears in contexts such as: "Passerelle à la salle des machines : préparez-vous à la section peu profonde à venir, une marge d’effet squat est requise pour un passage sûr dans les conditions de marée actuelles."

Why does Marge d'effet squat matter in maritime?

Marge d'effet squat matters because it supports clear communication in Nav 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 Marge d'effet squat?

Marge d'effet squat is mainly used by Deck Officers, Engine Officers, and Masters.

What category does Marge d'effet squat belong to?

In this glossary, Marge d'effet squat is grouped under Nav. 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

The additional draught margin applied to account for the increased draught of a vessel due to the squat effect in shallow water.

Operational example

Bridge to engine room: Prepare for shallow section ahead, squat effect allowance is required for safe passage in current tidal conditions.

Localized term

Marge d'effet squat

Localized example

Passerelle à la salle des machines : préparez-vous à la section peu profonde à venir, une marge d’effet squat est requise pour un passage sûr dans les conditions de marée actuelles.

Definition language

English reference definition

Source

IMO SMCP, STCW Convention, SOLAS, COLREG

Category

Nav

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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