Captain Mark's Blog

Ship's Blog Log

Coast Guard Boat about to capsize
Is it Safe?
Captain Mark Poster, CMI

Is It Safe To Go Out There?

By CAPT Mark Poster and CAPT Joe Derie Is It Safe To Go Out There? The Beacon, Issue 65 Fall 2021, California Boating Safety Officers

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speed boat with a group of people some riding on the bow
Law Enforcement Authority
Captain Mark Poster, CMI

Easy PC – Probable Cause

Easy PC – Probable Cause Many states do not require PC (Probable Cause) to initiate a vessel stop, and the US Coast Guard is authorized

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Boat crash damage to speed boat
Farwell’s Rules of the Nautical Road
Captain Mark Poster, CMI

Should I Pass that Boat?

Farwell’s Rules of the Nautical Road If you are a Coxswain or Instructor teaching NAVRULES, you will want to be familiar with Farwell’s Rules of the

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Boat Handling
Captain Mark Poster, CMI

Boat Handling

Skill Development Tips & Passenger Safety This article was originally published in Marine Crimes Today  – December, 2021 Over the past 30 years, I have

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Calibrator on a Sea Doo that has been in an accident.
Boat Crash
Captain Mark Poster, CMI

Family PWC Tragedy

Mother and daughter rented two PWC’s (Personal Watercraft), and both attended the rider orientation provided by the rental agency at the lake. A rental agreement,

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