Captain’s Mode Maritime

Best Maritime Educational Resource

A ship captain looking out on deck from the windshield inside the ship's bridge.

Career Guide

A trainee holding a hand flare while on top of a liferaft during their basic safety training.

Health and Safety

Shipmaster saluting.

Shipboard Ranks

A seaman using inside the bridge using a binocular as the background for the book title, The Basics of Navigation..

Navigation

A seaman using his mobile phone while watching a beautiful sunset on on calm waters.

Seaman’s Life

An Officer training his crew about an important ship equipment.

Ship Knowledge

Welcome to Captain’s Mode Maritime ⚓
Your trusted source for maritime education, navigation tutorials, and seafaring insights. We publish practical guides on ship handling, navigation, practical seamanship, safety guides, and life at sea — written for cadets, deck officers, and maritime professionals seeking accurate, easy-to-follow content materials.

Recently Published

⚓ What Is Squat in Ship Navigation? Formula, Causes, & UKC Standards Explained

Squat is the increase in a ship’s draft caused by hydrodynamic sinkage as speed increases in shallow or restricted water. Squat can double in shallow water compared to open water, and it directly affects Under Keel Clearance…
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Seaman’s Notes

Restricted Visibility Checklist: What to Do When Your Ship Enters Restricted Visibility

When restricted visibility is encountered or expected, the Officer of the Watch (OOW) must act…
⚡️ Electro-Technical Officer (ETO): Responsibilities, Safety Protocols, and Career Path

An Electro-Technical Officer (ETO) is the licensed engine department officer responsible for a ship’s electrical,…
⚓ Deck Officer vs Engine Officer: Which Career Should You Pick?

Choosing between becoming a deck officer and an engine officer is one of the most…

🚢 Top 5 Detainable Deficiencies Found During USCG PSC Examinations

In 2025, the U.S. Coast Guard’s Port State Control program issued 78 vessel detentions across…
Are Seafarers Going to Be Replaced by AI?

TL;DR: No. AI will change what seafarers do – not eliminate the need for them.…
⚓ What Is a Riding Gang on a Ship? Everything Seafarers Need to Know

The riding gang, riding squad, or riding crew is one of shipping’s most misunderstood roles…

🚢 Why Your Promotion Letter Onboard Isn’t Always Official – And What To Do About It

You worked hard the entire contract and asked for a promotion from your Chief Engineer…
⚓ Most Common Mooring Commands & Responses Heard Over Ship Radio

Mooring a vessel is one of the most critical and potentially hazardous operations in seamanship.…
Ordinary Seaman (OS) vs Able Seaman (AB): Duties, Skills, & Salary Compared

Starting a career at sea often begins with a simple question: what’s the difference between…

Mariner’s Handbook

👨🏼‍💻 What If Your ECDIS Fails? A Mariner’s Guide to Bridge Contingency & Redundancy

The Electronic Chart Display and Information System (ECDIS) has become the backbone of modern navigation.…

📊 Seafarers Happiness Index 2025 (Q2): Who’s Really Happy at Sea?

The Seafarers Happiness Index (SHI) has been tracking crew welfare for a decade, offering the industry’s clearest view of life at sea from the people who live it. The latest…