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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
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Why Do Seafarer Job Boards Show More Engine Vacancies Than Deck Jobs?
If you browse maritime recruitment websites, you may notice something surprising: engine department vacancies often outnumber deck vacancies. That seems counterintuitive. On many merchant ships, the deck department can have more crew members than the engine department.…
Seaman’s Notes
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OWS 15 ppm Alarm: Troubleshooting False High Readings
It is 0300, your OWS 15 ppm alarm has tripped for the third time this…
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CPP Bow Thruster Zero Pitch: Zero Thrust & Troubleshooting
Your bow thruster lever sits at neutral, yet the bow of your laden bulk carrier…
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Radar Parallel Indexing: How to Use PI for Safe Navigation in Confined Waters ⚓
Fog reduces visibility to 200 metres at 0200H, and the channel ahead narrows to a…
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ECDIS Safety Depth vs Safety Contour: A Practical OOW Configuration Guide
Safety Depth and Safety Contour are not the same setting. Safety Depth makes potentially unsafe…
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Echo Sounder Draft Offset: DBT, DBK and DBS Explained for Safe Navigation
An echo sounder draft offset determines the reference point from which a depth reading is…
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Emergency Steering Gear Drill: Bridge-to-Steering Flat Changeover Guide
An emergency steering changeover is the controlled transfer of rudder control from the bridge to…
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Radar Performance Monitor (PM) Testing and Blind Sector Plotting
A radar performance monitor provides a means of checking transmitter and receiver performance against a…
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OOW Guide to GNSS Spoofing: Detecting and Navigating False GPS Fixes
Global Navigation Satellite System (GNSS) spoofing has become an operational reality. Operating in choke points…
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USCG MMC Renewal Guide: Sea Service Rules, Grace Periods & Common Rejections
To renew a USCG Merchant Mariner Credential (MMC), mariners must submit Form CG-719B along with…
Mariner’s Handbook
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⚡️ 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,…
