Glossary

Deutsch: Markierung / Español: Marca / Português: Marca / Français: Marque / Italiano: Marchio

Mark in the maritime context refers to any object or structure that is used to indicate a specific location, navigate waters, or mark hazards and channels. Marks are essential for safe navigation and are used by mariners to identify positions, guide them through safe passages, and avoid dangers.

Description

In the maritime context, a mark is an object or a signal placed in or near the water to provide information to mariners. Marks can take various forms, including buoys, beacons, lighthouses, and daymarks. These navigational aids help ships navigate safely by indicating channels, hazards, safe water, and other important features.

Key types of maritime marks include:

• Buoys: Floating markers anchored to the seabed that can be equipped with lights, bells, or radar reflectors. They indicate safe water, channel boundaries, and hazards.
• Beacons: Fixed structures on land or in the water that serve as navigational aids. These can be lighted or unlighted.
• Lighthouses: Tall structures with powerful lights located on coastlines or islands to guide ships at sea, especially at night or in poor visibility.
• Daymarks: Visual markers that are visible during daylight. These can be painted structures or signs on beacons.
• Navigational Lights: Lights on buoys, beacons, or other structures that help mariners determine their position and navigate safely at night or in poor visibility.

Maritime marks are standardized by the International Association of Marine Aids to Navigation and Lighthouse Authorities (IALA) to ensure consistency and clarity for mariners worldwide.

Special Features

Maritime marks are categorized based on their function and the information they convey:

• Lateral Marks: Indicate the sides of a navigable channel. They are typically red or green, with specific shapes and light patterns to distinguish port (left) and starboard (right) sides.
• Cardinal Marks: Indicate the direction of safe water relative to a hazard. They are painted in black and yellow, with top marks and lights that show the safe side to pass.
• Isolated Danger Marks: Positioned over or near hazards such as rocks or wrecks. They are black with one or more red bands and display two spherical top marks.
• Safe Water Marks: Indicate there is navigable water all around the mark. They are red and white vertically striped with a single spherical top mark.
• Special Marks: Indicate areas or features not primarily related to navigation, such as anchorage areas or cable zones. They are yellow with an "X" top mark.

Application Areas

• Navigation: Helping ships determine their position, direction, and safe routes to avoid hazards.
• Harbor and Port Operations: Guiding vessels safely into and out of harbors and through port areas.
• Coastal Waters: Marking dangerous areas like shoals, reefs, and underwater obstructions along coastlines.
• Inland Waterways: Indicating safe passages and hazards in rivers, lakes, and canals.
• Environmental Protection: Marking protected areas, such as marine reserves, to prevent unauthorized access and protect sensitive ecosystems.

Well-Known Examples

• Eddystone Lighthouse, UK: A historic lighthouse marking dangerous rocks in the English Channel, guiding ships safely through one of the busiest maritime routes.
• Bell Rock Lighthouse, Scotland: One of the oldest sea-washed lighthouses, built on a submerged reef off the coast of Scotland.
• Statue of Liberty, USA: Serves as a daymark for ships entering New York Harbor.
• Bishop Rock Lighthouse, UK: Located on the Isles of Scilly, it marks the westernmost point of England and guides ships around dangerous rocks.
• La Jument Lighthouse, France: Situated in the stormy waters off Brittany, it is an iconic symbol of maritime safety.

Treatment and Risks

Maintaining maritime marks involves addressing several challenges and risks:

• Weather and Sea Conditions: Extreme weather and rough seas can damage or displace marks, necessitating regular maintenance and inspections.
• Visibility: Ensuring marks are visible and identifiable in various conditions, including fog, night, and stormy weather.
• Vandalism and Theft: Marks, especially those in remote areas, can be targets for vandalism or theft, impacting their effectiveness.
• Technological Updates: Incorporating new technologies such as AIS (Automatic Identification Systems) and GPS to enhance the functionality of traditional marks.

Similar Terms

• Navigational Aids (AtoNs): General term for all types of markers and equipment used to assist in navigation, including buoys, beacons, and electronic aids.
• Signal: Any sign or device designed to convey information or instructions to mariners.
• Waypoint: A predetermined point on a route where navigational checks or changes are made.
• Chart: A map specifically designed for maritime navigation, showing depths, hazards, marks, and other features.

Weblinks

• allerwelt-lexikon.de: 'Mark' in the allerwelt-lexikon.de (German)
• allerwelt-lexikon.de: 'Markierung' in the allerwelt-lexikon.de (German)
• finanzen-lexikon.de: 'Mark' in the finanzen-lexikon.de (German)
• kriminal-lexikon.de: 'Markierung' in the kriminal-lexikon.de (German)

Summary

In the maritime context, a mark refers to any navigational aid used to indicate positions, guide ships through safe passages, and highlight hazards. These include buoys, beacons, lighthouses, and daymarks. Maritime marks are essential for safe navigation, providing critical information to mariners and ensuring efficient and secure maritime operations. Regular maintenance, visibility, and adaptation to new technologies are crucial for their effectiveness.

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