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Monday, June 21, 2021

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  • Maritime Musings (4) (X)

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Salish Sea

Posted to Maritime Musings (by Dennis Bryant) on October 4, 2011

The Salish Sea extends from the southern end of Puget Sound, near Olympia, Washington, north through Puget Sound and the Strait of Georgia to Desolation Sound, and west to where the Strait of Juan de Fuca meets the Pacific Ocean. Its name derives…

Sikorsky HH-52 Seaguard Helicopter

Posted to Maritime Musings (by Dennis Bryant) on July 1, 2011

The first modern amphibious helicopter capable of regular rescue operations in the offshore marine environment was the Sikorsky HH-52A Seaguard. This aircraft could cruise at 98 miles per hour, had a range of 474 miles, and could carry ten passengers in addition to a crew of two.

Biofouling

Posted to Maritime Musings (by Dennis Bryant) on April 8, 2011

Biofouling is the accumulation of microorganisms, algae, plants, and/or animals on wetted surfaces, particularly the hulls of ships. This became a significant problem as European mariners started making extended sea voyages in the late fifteenth century.

DGPS

Posted to Maritime Musings (by Dennis Bryant) on February 11, 2011

The Differential Global Positioning System (DGPS) is an augmented version of the satellite-based Global Positioning System (GPS) operated by the US Air Force. The GPS was originally designed to provide two levels of service: an open-signal L1…