Master's MateSafety Initiative Network
The Master's Mate Safety Initiative Network (MMSIn) — like AAA for the ocean, but free & community-driven. Cruisers keeping each other safe: anchor-drag & distress alerts, a verified captains directory, and a watch network that has your back.
Tanker
TOURMALINE
MMSI 244700498 · Call sign PB7936
Not yet on Master's MateType
Tanker
Flag
NLDLength
110 m
Beam
13 m
Call sign
PB7936
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
45
TOURMALINE, a tank ship flying the Dutch flag, measures 110 metres on deck. She has a beam of 13 m. On AIS she shows as MMSI 244700498, call sign PB7936. Put TOURMALINE on the Master's Mate Safety Initiative Network — free to claim, with a whole fleet watching out for her.
Free forever · No credit card · for commercial operators
Eyes on TOURMALINE, around the clock.
Real-time AIS, full systems telemetry, distress alerting and worldwide charts — your hull on one dashboard, from anywhere.
Put her on the dashboard — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Live AIS position · Jun 9, 2026 17:40 UTC
Position
51.3012° N, 3.8401° E
Status
Moored
Speed
0.0 kn
Course
360°
Destination
EXPRESS
Transiting the North Sea? You're never out there alone.
Thousands of cruisers on the Master's Mate Network — ready to help the moment something goes wrong.
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The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put TOURMALINE on the map. It hands you the full bridge:
Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
Anchor Watch
GPS-precise drag alarms that actually wake you — and your whole crew. Sleep through the night.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
Claim TOURMALINE and switch it all on
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About TOURMALINE
What kind of vessel is TOURMALINE?
TOURMALINE is a Tanker flagged to Netherlands.
Where was TOURMALINE last seen?
TOURMALINE was last reported in the North Sea in Jun 2026 on public AIS.
What is TOURMALINE's MMSI?
TOURMALINE's MMSI is 244700498. Call sign PB7936.
How big is TOURMALINE?
TOURMALINE is about 110 m long, 13 m on the beam.
Is TOURMALINE on the Master's Mate Safety Initiative Network?
Not yet. If TOURMALINE is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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