How AIS Works - Operation of AIS

Within seconds after the AIS MOB personal locator beacon easyONE-DSC is submerged into the water, the unit activates automatically and starts trasnmitting AIS and DSC alerts into vicinity of up to 7 nauticval miles.
You can also see the bright and strong red LED flare flashing which increases visibility of the victim in darkness drastically.
More product information

The term Automatic Identification System (AIS) refers to a radio system that improves the safety and guidance of vessel traffic by exchanging navigation and other vessel data.

How LUXSPACE uses AIS messages to monitor worldwide shipping traffic

On April 20, 2026, the Columbia River Bar Pilots conducted a MOB drill with the U.S. Coast Guard Station Astoria.

Entrainement sur simulateur des pilotes du Havre-Fécamp : pilotage des barges transportant les embases gravitaires du champ éolien offshore de Fécamp. Plus de 500 H de formation et de travail préparatoire ont été nécessaires pour préparer ces opérations de pilotage portuaire exceptionnelles

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

Information video: How to become a Marine Pilot.

The role of a Tug Master undertaking harbour towage activities is a very specific one. He/she has to, alone or in cooperation with other Tug Masters, assist a ship in a safe and efficient way using his/her tug to the best of its qualities. 

Boarding a vessel at sea can be dangerous. By following simple rules, it can be done safely. This safety video shows you how to leave the launch boat and climb the ladder when boarding vessels at sea safely as well as boarding preparations, safety precautions and boarding under special conditions. The 3 types of boarding arrangements for pilot are also explained. Watch with sound on. Transfers are normally safe when everyone takes all the precautions. If you think it is unsafe, remember to...

The Alusafe 1620 Pilot is a special designed Pilot Vessel. The vessel is designed for harsh weather in open seas as well as in sheltered waters with high marine traffic.