Fishing · Sweden · last seen 59°N 11°E · Jun 2026 · MMSI 266371000 · Call sign SLWY
Not yet on Master's MateA Swedish commercial trawler, SD539 GRYNING measures 14 metres. She's built with 5 metres in the beam and a 2.3-metre draft. She's on record as MMSI 266371000, call sign SLWY. SD539 GRYNING can join the Master's Mate Safety Initiative Network free, for live AIS, weather, and a network of boats ready to help when it counts.
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 SD539 GRYNING on the map. It hands you the full bridge:
© 2026 Master’s Mate. All rights reserved.