HYDRA — Dive Vessel · MMSI 257102260

HYDRA was last reported in the North Sea, on 3 Nov 2026, 14:04 UTC. It was sailing from BREIVIKEN to BREIVIKEN ANCH with an ETA of 2 Nov 2026, 13:15 UTC. Its exact coordinates, speed and ETA are shown at the top of this page and refresh from the latest AIS broadcast.

HYDRA broadcasts MMSI 257102260, with call sign LF6764. The MMSI is the radio identifier used by AIS; the IMO number stays with the ship for life and does not change with re-flagging or sale.

HYDRA is classified as a dive vessel vessel registered under the NO flag. The vessel-type classification is derived from the AIS Type field broadcast by the ship's transponder; full dive vessel fleet at /vessel-type/military-special and full NO flag list at /flag/no.

MarineRadar shows the latest AIS broadcast from HYDRA above, with current position, course, speed, and navigation status. Tap "View on map" to centre the live tracker on the vessel and watch its movement update in real time. The same data is available offline-friendly in the iOS and Android apps.

AIS transponders broadcast position every 2 seconds when underway at high speed and up to every 3 minutes at anchor. The position you see refreshes whenever the ship is in range of a coastal AIS receiver or a satellite pass — typically seconds in coastal waters and minutes offshore.

As a dive vessel, HYDRA sits in the same design class as the other dive vessels listed in the Similar Vessels section of the vessel page, or in the full dive vessel directory at /vessel-type/military-special.