MMSI 230985650 · Call sign OH5332
Not yet on Master's MateOSMERUS is a Finnish 15-metre fishing craft. Below, she has a 5 m beam and a draft of 3 m. She's listed under MMSI 230985650, call sign OH5332. OSMERUS is invited to the free Master's Mate Safety Initiative Network, where cruisers keep each other safe.
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 OSMERUS on the map. It hands you the full bridge:
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