In this study, the newly developed lightweight light-buoys, combined with 7 nautical mile self-contained power lantern, are firstly introduced. To reduce the total weight, EPP(Expanded polypropylene) ...

Scan your nautical chart. Highlight any lighted buoy or light structure that shows a symbol “Q” or “VQ” abbreviation. “Q” means quick flashing, or at least 60 flashes per minute. “VQ” means very quick ...

A new report says too many of the Coast Guard's navigational buoys and lights are failing. The report suggests the problem is putting fishermen and mariners on Atlantic waters at risk.

This arduino sketch is designed to be programmed into a framed nautical chart in order to light up the buoys, lighthouses, channel markers and other lighted nautical aids to navigation found on a NOAA ...