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
WESTZEE
MMSI 205551590 · Call sign OT5515
Not yet on Master's MateType
Tanker
Flag
BELLength
135 m
Beam
12 m
Draft
1.9 m
Call sign
OT5515
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
85
Registered in Belgium, WESTZEE is a 135-metre tank vessel. Below, she has a beam of 12 m and a draft of 1.9 m. She's listed under MMSI 205551590, call sign OT5515. Claim WESTZEE free on the Master's Mate Safety Initiative Network and let nearby cruisers have her back.
Free forever · No credit card · for commercial operators
Eyes on WESTZEE, 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 12:59 UTC
Position
51.8426° N, 4.6709° E
Status
Under way (engine)
Speed
7.7 kn
Course
328°
Destination
ZEELAND REFINERY VLI
ETA
06-07 22:16 UTC
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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Joining the Safety Initiative Network doesn't just put WESTZEE 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 WESTZEE and switch it all on
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About WESTZEE
What kind of vessel is WESTZEE?
WESTZEE is a Tanker flagged to Belgium.
Where was WESTZEE last seen?
WESTZEE was last reported in the North Sea in Jun 2026 on public AIS.
What is WESTZEE's MMSI?
WESTZEE's MMSI is 205551590. Call sign OT5515.
How big is WESTZEE?
WESTZEE is about 135 m long, 12 m on the beam, drawing 1.9 m.
Is WESTZEE on the Master's Mate Safety Initiative Network?
Not yet. If WESTZEE is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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