Join Date: Feb 2010
Location: Narragansett Bay
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Re: The danger of GPS as the sole means of navigation.
Yup, when near the coast, you just have to look up and see ATNs, features, etc are where they say they are. Pretty simple.
The tough part is if there are uncharted obstructions or chart errors and you haven't made the update. It's very possible it would be wrong on paper charts too, however.
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In the harsh marine environment, something is always in need of repair. Margaritas fix everything.