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 Very descriptive: Piston Effect when entering lock.

published on 10 May 2020

Two new locks were introduced in 2009 for training in the new Panama lock conditions with or without tug(s). This video shows the famous "piston effect" when entering the lock at an impressive speed of 10 knots with a high blockage factor.
Port Revel provides shiphandling training using manned models for maritime pilots, masters and officers: http://www.portrevel.com

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Article Briese research and Nautitec create a lifelike virtual simulation model of research vessel „Maria S. Merian”

published on 16 November 2021

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published on 22 October 2021

In this video, you can take a look at what happened when the Napoli broke her back and was run aground on the south coast of the UK.

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Opinion Pilot ladders: Compliance by design, failure by operator

by Herman Broers - published on 10 March 2022

It is not often that this blog is used to show bad practice, however in this case some pictures tell a whole story. Ship is compliant by design for rigging a combination. How about the operator(s)?

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Article Pilots and VTS operators working together to improve maritime safety

published on 2 February 2022

The Norwegian Coastal Administration has signed an agreement with Aboa Mare to provide a new
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Video History: Helicopter Transport Elbe River-Pilot (1961)

published on 18 May 2020

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published on 5 November 2020

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by New Zealand Maritime Pilot's Association - published on 6 November 2020

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Video Columbia River Bar Pilots History

published on 2 January 2023

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Video Interview with Pilot Patrick Wilson (Mobile Bar Pilots, Alabama)

published on 22 August 2025

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