Video

The difference between Gross Tonnage and Net Tonnage


published on 14 July 2020 -  988 -

Found on YouTube. Created by "Steering Mariners".
Using pictures and sketches, this video finally explains the difference between gross tonnage (GRT) and net tonnage (NRT); the ship spaces that are included/excluded in their calculation; and the importance of these terms to ship owners.

Contents of this video will benefit mariners preparing for exams (written and oral examinations).
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Video Spiral-Test -Manoeuvre for detailed identification of Yaw Stability using Samples of Cruise Ship

published on 29 September 2021

This video shows an introduction on the Spiral-Test-Manoeuvre and describes the procedure how to steer through this manoeuvre and measure the data needed. The results will be displayed in a characteristic diagram allowing to identify stable and unstable conditions and related, detailed information, e.g. spiral loop width and height, rudder angle of neutral effect. Samples of stable and unstable ship behaviour demonstrations will be shown by Fast Time Simulation using the SAMMON Planning tool.

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Opinion Bow Truster Effect on Ship's Headway

by Capt. Hugues Cauvier - published on 14 July 2022

When the bow thruster has been in operation for a while, pilots often notice that the ship not only turns but also gains speed. But why is this? Opinion by Capt. Hugues Cauvier.

6

Article Maritime Pilotage and Sustainable Seaport: A Systematic Review

by Seyed Behbood Issa-Zadeh & Claudia Lizette Garay-Rondero - published on 14 August 2025

Article by Seyed Behbood Issa-Zadeh & Claudia Lizette Garay-Rondero

1

Video Presenting OpenBridge Design System at DSD2020 in Oslo

published on 6 May 2020

I recently presented the OpenBridge design system at the Design System Day 2020 in Oslo. I talked about what OpenBridge is, how it differs from other design systems and where we are heading.
The conference was moved online due to the Corona virus, so I had to record the presentation using my mobile phone, and get Jon Olav from the lab to add the slides. So - apologize for the home quality of the presentation, but I hope you enjoy learning more about our work!
Since we launched the free...

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Video Interaction Bank Effect

published on 30 June 2022

Educational and descriptive video

1

Video Porthos Lima, presented during the 53rd EMPA GENERAL MEETING

published on 17 January 2020

Conapra's Technical Director, the pilot Porthos Lima, presented during the 53rd EMPA GENERAL MEETING the application developed for smartphones, inspired by the 2017 IMPA SECURITY CAMPAIGN. This tool allows pilots to report deficiencies in the Pilot Packing Arrangements and ship equipment, and these reports are instantly available to all Brazilian pilots. In the presentation Mr. Lima, representative of the Brazilian Maritime Pilots Association, showed how the App works and presented its...

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Article AIMPA Journal Issue VI - December 2020 for download here

by AIMPA - All India Marine Pilots' Association - published on 19 December 2020

The All India Maritime Pilots' Association has released its new journal for December

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Video BRO DELIVERER inbound River Clyde 08JUL20

published on 4 September 2020

River Clyde inbound to Rothesay Dock (Clydebank) Fuel Berth
~hours of darkness~
BRO DELIVERER (146m x 22m)
08 July 2020

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Video Discussing video: Pilot Transfer to Ship by Helicopter

published on 3 June 2020

Let us see how a maritime pilot is transferred by helicopter to a ship. In this video, we discuss briefly some procedures in a helicopter/ship operation for the transfer of pilots.

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