Electronic Chart Display and Information System (ECDIS)

A sophisticated navigation system integrating GPS data and digital charts; typically used on larger or commercial vessels but increasingly popular among private boaters.

Related Terms

Federal Regulations

Boating rules set by the US Coast Guard or other federal entities (e.g., EPA for marine pollution...

Chart Reading

The skill of interpreting nautical charts, including water depth (soundings), contours, and navig...

Marine Compass

A device indicating heading relative to magnetic north, essential for navigation in open water or...

Marine Radar

An electronic device that detects objects or landmasses around a vessel by bouncing radio waves o...

Chartplotter & GPS Integration

Electronic navigation aids combining GPS data with digital charts, increasing situational awarene...

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