From the bridge

Captain's Notes

Study guides, exam tips, and maritime knowledge from a licensed 100-Ton captain. Everything you need to pass your USCG exam — and understand the water behind it.

·10 min read

OUPV vs 100-Ton Captain License: Which One Do You Need?

Two licenses, very different careers. A licensed 100-Ton captain explains exactly which credential you need — and which to pursue first.

·11 min read

How to Pass the USCG Rules of the Road Exam Section (COLREGS)

Rules of the Road is the only USCG exam section requiring 90%. Here is exactly how to master it, from vessel hierarchy to the light patterns that always show up.

·9 min read

What's on the USCG Captain's License Exam? Complete 2025 Topic Breakdown

Eight sections, two different passing scores, and more than a hundred questions. Here's exactly what the USCG captain's license exam covers.

·12 min read

How to Get Your USCG 6-Pak License: Complete Step-by-Step Guide (2025)

Everything you need to know to go from zero to licensed captain: sea service hours, documentation, the REC process, and what the exam actually looks like.

·10 min read

Vessel Navigation Lights: The Complete USCG Exam Guide

Navigation lights questions appear on every USCG exam. Master the arc degrees, vessel configurations, and the exam trick questions that catch most students.

·8 min read

How Long Does It Take to Get a USCG Captain's License?

The honest answer is 3 to 12 months — and what drives the variance isn't the exam, it's your sea service situation. Here's what actually controls the clock.

·9 min read

USCG Sea Service Requirements: How to Document Your Hours

Sea service is the most misunderstood requirement for a captain's license — and the most common reason applications get delayed. Here's how to do it right.

·8 min read

USCG Assistance Towing Endorsement: What It Is and Who Needs It

If you're getting paid to tow disabled vessels, you need the Assistance Towing endorsement on your captain's license. Here's who needs it, what it covers, and how to get it.

·9 min read

Boating Safety Tips Every Beginner Needs to Know

Most boating accidents are preventable. A licensed captain shares the safety fundamentals every recreational boater should know before leaving the dock.

·8 min read

Right of Way on the Water: A Plain-English Guide for Recreational Boaters

The rules of right of way on the water aren't complicated once you understand the logic. Here's what every recreational boater needs to know to avoid close calls.

·8 min read

VHF Marine Radio: A Beginner's Guide to Channels, MAYDAY Calls, and DSC

A VHF marine radio can save your life — but only if you know how to use it. Here's what every recreational boater needs to know before leaving the dock.

·10 min read

What to Do in a Boating Emergency: A Step-by-Step Guide

Emergencies on the water don't wait for you to look things up. Here's how to handle the situations most likely to happen — before they do.

·7 min read

Boat Navigation Lights Explained: What Every Recreational Boater Needs to Know

Navigation lights tell other boaters who you are and where you're going — especially after dark. Here's what every recreational boater needs to understand.

Ready to start practicing?

The Chartroom has unlimited practice questions for every USCG license and endorsement — built by the same licensed captain who writes these guides.

Start studying free

50 free questions · No credit card required