ECDIS Symbols for Navigation
13 Questions
1 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What does T/M stand for in nautical charts?

  • Trail Marker
  • Turnmark (correct)
  • Tidal Measurement
  • Transport Marker
  • Which term is specifically used to denote the navigational function part of ECDIS equipment?

  • S/V
  • PND (correct)
  • NAVS
  • DMA
  • What does AOR stand for in the context of maritime navigation?

  • Area of Responsibility (correct)
  • Altitude of Rescue
  • Acceleration of Return
  • Area of Risk
  • What safety parameter does DMA refer to when conducting shallow-water navigation?

    <p>Depth Minimum Altitude (A)</p> Signup and view all the answers

    What is the purpose of a waypoint (Wpt) in navigation?

    <p>To mark a specific route for vessels (B)</p> Signup and view all the answers

    What does COG stand for in ECDIS terminology?

    <p>Course Over Ground (D)</p> Signup and view all the answers

    Which symbols on ECDIS represent navigational aids such as lighthouses and buoys?

    <p>Chart Symbols (D)</p> Signup and view all the answers

    What is the primary purpose of cautionary symbols in ECDIS?

    <p>To warn mariners of hazards (C)</p> Signup and view all the answers

    Which of the following is NOT an example of hydrographic symbols?

    <p>Buoys (A)</p> Signup and view all the answers

    What does the abbreviation ETA stand for?

    <p>Estimated Time of Arrival (C)</p> Signup and view all the answers

    Which ECDIS symbol would indicate submerged hazards such as wrecks or rocks?

    <p>Obstruction Symbols (D)</p> Signup and view all the answers

    What is the function of the EBL in ECDIS?

    <p>Electronic Bearing Line (C)</p> Signup and view all the answers

    Which abbreviation designates a specific location or point of reference in navigation?

    <p>WP (A)</p> Signup and view all the answers

    Flashcards

    T/M (Turnmark)

    Refers to a specific navigational mark or landmark as displayed on nautical charts or Electronic Chart Display and Information Systems (ECDIS).

    GC (Geographical Coordinate)

    A system of precise location using latitude and longitude coordinates.

    NAVS (Navigation Systems)

    On the ECDIS, the function that enables navigation by displaying data and information.

    PND (Position Navigational Display)

    Indicates the displayed navigational function part of the Electronic Chart Display and Information System (ECDIS) equipment.

    Signup and view all the flashcards

    AOR (Area of Responsibility)

    The specific area assigned for a vessel's operations, especially for search efforts.

    Signup and view all the flashcards

    Chart Symbols

    Symbols used on Electronic Chart Display and Information Systems (ECDIS) that represent features like depths, soundings, obstructions and navigational aids.

    Signup and view all the flashcards

    Hydrographic Symbols

    Symbols on ECDIS showing depths, soundings, shorelines, reefs, and obstructions to help visualize the surrounding area.

    Signup and view all the flashcards

    Navigation Aids Symbols

    Symbols on ECDIS representing aids to navigation like lighthouses, buoys, and markers.

    Signup and view all the flashcards

    Obstruction Symbols

    Symbols on ECDIS that alert mariners of dangers like wrecks, rocks, and other submerged hazards.

    Signup and view all the flashcards

    Cautionary Symbols

    Symbols on ECDIS that warn of specific hazards like restricted areas, currents, or other areas requiring special attention.

    Signup and view all the flashcards

    SOG

    Speed Over Ground, the speed of the vessel relative to the seabed, usually measured in knots.

    Signup and view all the flashcards

    COG

    Course Over Ground, the heading of the vessel relative to true or magnetic north, usually measured in degrees.

    Signup and view all the flashcards

    ETA

    Estimated Time of Arrival, the predicted time a vessel is expected to reach a specific waypoint or destination.

    Signup and view all the flashcards

    Study Notes

    ECDIS Symbols

    • Chart symbols represent navigational aids, hazards, and features.
    • Hydrographic symbols represent depths, soundings, shorelines, reefs, and obstructions.
    • Navigation aids include lighthouses, buoys, and markers.
    • Obstructions include wrecks, rocks, and submerged hazards.
    • Cautionary symbols indicate restricted areas, currents, and other hazards.

    ECDIS Abbreviations

    • SOG: Speed Over Ground (knots).
    • COG: Course Over Ground (degrees).
    • ETA: Estimated Time of Arrival.
    • EBL: Electronic Bearing Line.
    • S/R: Station/Reference.
    • WP: Waypoint.
    • MM: Mariners' Mark.
    • ROT: Rate of Turn.
    • GPS: Global Positioning System.
    • AIS: Automatic Identification System.
    • T/M: Turnmark.
    • GC: Geographical Coordinate (latitude/longitude).
    • NAVS: Navigation Systems.
    • PND: Position Navigational Display.
    • AOR: Area of Responsibility.
    • DMA: Depth Minimum Altitude.
    • S/V: Ship/Vessel.
    • DCRT: Depth Converted Rate of Turn.
    • CWT: Current-water tide.
    • Wpt: Waypoint.
    • G/L: Glide/Launch.

    General Notes

    • Standardized symbols and abbreviations are crucial for safe navigation.
    • ECDIS systems may vary in format and representation.
    • Practice with real ECDIS charts is essential.

    Studying That Suits You

    Use AI to generate personalized quizzes and flashcards to suit your learning preferences.

    Quiz Team

    Description

    Test your knowledge of ECDIS symbols used in marine navigation. This quiz covers various chart symbols, hydrographic features, navigation aids, and obstructions necessary for safe navigation at sea. Understanding these symbols is essential for effective chart interpretation and risk assessment.

    More Like This

    ECDIS Symbol Sets
    5 questions

    ECDIS Symbol Sets

    UnwaveringMoose avatar
    UnwaveringMoose
    ECDIS Navigation and Compliance Overview
    87 questions
    Use Quizgecko on...
    Browser
    Browser