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.
Sailing
MUMU
Sailing · Marshall Islands · last seen 43°N 7°E · Jun 2026 · MMSI 538071681 · Call sign V7A5191
Not yet on Master's MateType
Sailing
Flag
MHLLength
39 m
Beam
9 m
Draft
4.1 m
Call sign
V7A5191
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
91
MUMU flies the Marshall Islands flag — a 39-metre sailing yacht. She's built with a beam of 9 m and a 4.1 m draft. Look for MMSI 538071681, call sign V7A5191. There's a place for MUMU on the Master's Mate Safety Initiative Network — free, community-driven, like AAA for the ocean.
Free forever · No credit card · for cruisers
Sleep easy on the hook aboard MUMU.
GPS-precise anchor-drag alarms, ETA-calibrated weather routing, worldwide charts, and cruisers watching each other’s backs.
Set her anchor watch — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Live AIS position · Jun 15, 2026 17:49 UTC
Position
43.2747° N, 6.6275° E
Status
At anchor
Speed
0.2 kn
Course
345°
Destination
STROPEZ_
ETA
05-01 13:00 UTC
Sailing the Western Mediterranean? You're never out there alone.
Thousands of cruisers on the Master's Mate Network — ready to help the moment something goes wrong.
Free with your claim · for cruisers
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put MUMU on the map. It hands you the full bridge:
Anchor Watch
GPS-precise drag alarms that actually wake you — and your whole crew. Sleep through the night.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
Claim MUMU and switch it all on
Free to join · nothing to install to start · cancel anytime
About MUMU
What kind of vessel is MUMU?
MUMU is a Sailing flagged to Marshall Islands.
Where was MUMU last seen?
MUMU was last reported in the Western Mediterranean in Jun 2026 on public AIS.
What is MUMU's MMSI?
MUMU's MMSI is 538071681. Call sign V7A5191.
How big is MUMU?
MUMU is about 39 m long, 9 m on the beam, drawing 4.1 m.
Is MUMU on the Master's Mate Safety Initiative Network?
Not yet. If MUMU is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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