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.
Passenger (Uninspected)
GM 6508
MMSI 366157000 · Call sign WENM
Not yet on Master's MateType
Passenger (Uninspected)
Flag
USALength
12.9 m
Beam
4.1 m
Draft
1.9 m
Call sign
WENM
Official No.
670106
AIS reports
3
GM 6508, a passenger boat listed on the the United States registry, measures 12.9 metres on deck. She's built with a 4.1-metre beam and a 1.9 m draft. She broadcasts as MMSI 366157000, call sign WENM. Bring GM 6508 aboard the Master's Mate Safety Initiative Network — free, and every captain on it has the others' backs.
Free forever · No credit card · for passenger & charter operators
Keep every soul aboard GM 6508 safe.
Distress alerting, live AIS, onboard monitoring and weather routing — the safety stack for boats that carry people.
Switch on the safety stack — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Wherever GM 6508 roams, 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 passenger & charter operators
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put GM 6508 on the map. It hands you the full bridge:
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.
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
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.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
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 GM 6508 and switch it all on
Free to join · nothing to install to start · cancel anytime
About GM 6508
What kind of vessel is GM 6508?
GM 6508 is a Passenger (Uninspected) flagged to United States of America.
What is GM 6508's MMSI?
GM 6508's MMSI is 366157000. Call sign WENM.
How big is GM 6508?
GM 6508 is about 12.9 m long, 4.1 m on the beam, drawing 1.9 m.
Is GM 6508 on the Master's Mate Safety Initiative Network?
Not yet. If GM 6508 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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