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).
What's your opinion on this?
Login or register to write comments and join the discussion!
Read more...

Article Board of commissioners of Pilots of the State of New York

published on 22 December 2021

At the 27 October 2020 meeting, the Board reviewed the SHPA grant request for a pilot ladder climbing training program.

0

Article Electronic Chart Standards: IHO ECDIS and ENC

by Marine-Pilots.com - published on 29 October 2019

Found on YouTube:

Tom Mellor - C​hairman of the IHO Electronic Navigational Chart Working Group (ENC WG) and Head of Digital Standards at the UKHO - explains what the IHO's ECDIS and ENC Standards mean.

0

Article GPS (Part 3) - Accidental interferences and intended Interferences by extern technical sytems

by Capt. Gunter Schütze, Thailand/Germany - published on 6 May 2020

The vulnerability of GNSS in shore-based use is definitely different and to be regarded as much more risky than on the high seas.

0

Article A review of the ship’s pivot point: Science, Maths and Observation’ Where is the centre of a ship’s rotation?

by Tim Cummins, Harbour Pilot, Portsmouth International Port - published on 17 July 2020

This my attempt to do just that. This is a summary of all scientific papers and articles that I could find about the ship’s pivot point. I have added links to any videos associated with the publications and have also included any useful diagrams or equations that the authors published to help explain their research.

0

Video Berthing, Anchoring & other Mooring Operations | Berthing (Part 1)

published on 8 September 2021

Course Name: Berthing, Anchoring & other Mooring Operations
Topic Name: Berthing

0

Video Documentation 'Marine Pilots' from Port Botany, Sydney (2018)

published on 10 September 2020

It’s an ancient profession that’s vital to Australia’s economic survival. Marine pilots are responsible for the safe movement of cargo and cruise ships in and out of the country’s harbours. Rachel Hayter took to the seas to learn more. (April 2018)

0

Article Pilot dispatching problem along a maritime corridor: a case study in the St. Lawrence River

published on 13 May 2025

This study presents a novel decision support process for a pilot dispatching problem in the St. Lawrence River. It integrates a comprehensive set of time-based performance measures, including working time, waiting time, and skill level differences, to optimize fairness and operational efficiency in pilot dispatching.

0

Article Port of Waterford to invest almost €1 m in new ‘Port Láirge’ pilot boat

published on 14 December 2020

The Port of Waterford is to invest almost €1m in a new pilot boat to be named Port Láirge, which as Irish for Waterford is a name long associated with a steam-powered dredger that served Waterford for more than 70 years until the 1980s.

0

Video Johor Port Berhad Pilot

published on 9 April 2021

0

Article Port of Tyne invests in Artemis electric pilot boat

published on 10 March 2025

The Port of Tyne on the UK’s north-east coast has announced the purchase of the UK’s first fully-electric foiling pilot vessel designed and built by Artemis Technologies of Belfast.

0