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...

Video Maritime Pilot Training II - Man overboard manoeuvre

published on 12 May 2021

Training video II on the correct behaviour in case of man overboard

0

Video Wind drift making headway - practical experiments for getting useful data for planning

published on 30 May 2022

Another great education video by Knud Benedict (Germany): Practical experiments for getting useful data for planning.

0

Video Ship Bridge VR Simulator

published on 6 July 2021

A look into the future of the ship's bridge with new technologies.

1

Article Save The Date: Webinar Dangerous Ladders with Arie Palmers

published on 23 March 2022

On 1st April 2022 Brazil Pilots - Praticagem do Brasil - will organize a webinar about dangerous ladder with speaker Arie Palmers.

1

Video Understanding and Preventing Tug & Barge Risks

published on 15 January 2021

Blog: https://www.merrimacins.com/understanding-and-preventing-tug-barge-risks/ Understanding and Preventing Tug & Barge Risks The maritime industry relies on tugboats and barges for a wide range of applications. Tugs are used to pilot vessels into and out of ports, while barges are used to transport bulk materials. The relationship between tugs and barges is critical, as most barges are not self-propelled and must rely on the skilled operation of a tug or tugs for propulsion. At Merrimac...

0

Video Pilot Boat FRYA - Weser River

published on 30 June 2025

Footage from Germany, Bremerhaven

0

Article Port of Grays Harbor takes delivery on new pilot boat, Vega

by Marine-Pilots.com - published on 17 September 2020

After years of looking, the Port of Grays Harbor has its new pilot boat, the Vega, to replace the 60-year-old Chehalis.

0

Article New Study on GNSS Interference in the Baltic Sea

by GPSPATRON Sp. z o. o. - published on 12 March 2025

GNSS interference has become a growing challenge in the Baltic Sea, affecting maritime navigation, aviation, and critical infrastructure. While numerous datasets and services, such as gpsjam.org, spoofing.skai-data-services.com, and flightradar24, report high-altitude GNSS interference based on ADS-B data, there is a significant lack of studies focusing on ground-level interference.

3

Video THIS is Safehaven Marine Interceptor 60 PILOT BOAT

published on 26 August 2025

While filming for the Voyager T2000, Frank from Safehaven Marine asked if I wanted to make a video about the brand new Pilot Interceptor 60. There was no way I was going to miss this opportunity!
If you would like to find out more about this boat or would like to get in touch with me about anything mentioned in this video: 👉🏻 https://linktr.ee/john_johnson 👈🏻
Voyager T2000 Yacht Tour: https://youtu.be/Z8m7mWNWGAs
Voyager T2000 sea trial: https://youtu.be/ihgjtrgV0O4

0

Video Terms of Trade: Port Pilots. Port of Long Beach’s video glossary

published on 14 August 2024

We’re paying homage to some of the most skilled sailors around…Port Pilots. Learn why you always want them behind the wheel when you’re pulling into port on this edition of Terms of Trade, the Port of Long Beach’s video glossary.

0