COLREG

COLREG articles and guides.

COLREG guides

Explore practical TwoBoat guides about colreg. These articles help sailors, charter guests, skippers and marine teams make better decisions before, during and after a trip.

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Sailing at Night – Complete Guide

Advanced night-sailing training for experienced skippers. Learn to identify vessel aspect and movement from navigation lights, interpret lighthouse characteristics, distinguish anchored and underway vessels, manage degraded visual perception, and make safer collision-avoidance decisions after dark.

guide

COLREG Collision Avoidance: Complete Interactive Guide for Skippers

Advanced interactive COLREG collision-avoidance training for skippers. Learn lookout, safe speed, risk of collision, head-on, crossing and overtaking situations, stand-on and give-way responsibilities, restricted visibility and vessel hierarchy through visual simulators, bearing exercises, CPA/TCPA training and decision scenarios.

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About this category

Who are these guides for?

They are written for charter guests, skippers, boat owners, charter companies and marina teams who need practical marine knowledge rather than generic travel content.

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Start with the guide that matches your current task, then follow the related software, tool and knowledge-base links to move toward the right TwoBoat solution.