MMSI 258010970 · Call sign LH4422
Not yet on Master's MateNYGRUNN is a Norwegian commercial fishing vessel, 15 metres from stem to stern. NYGRUNN has a 5-metre beam. She's on record as MMSI 258010970, call sign LH4422. It's free to add NYGRUNN to the Master's Mate Safety Initiative Network — like AAA for the ocean, run by the cruisers who use it.
Live AIS traffic, weather you can plan around, engine & systems telemetry, and a distress mesh that reaches nearby boats.
Keep the fleet in sight — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Joining the Safety Initiative Network doesn't just put NYGRUNN on the map. It hands you the full bridge:
© 2026 Master’s Mate. All rights reserved.