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
COMMONWEALTH
MMSI 368351390 · Call sign WDG2935
Not yet on Master's MateType
Passenger
Flag
USALength
21 m
Beam
6 m
Draft
2 m
Call sign
WDG2935
Official No.
1119246
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
75
Out of the United States, COMMONWEALTH is a 21-metre passenger boat. She carries a beam of 6 m and a 2 m draft. On AIS she shows as MMSI 368351390, call sign WDG2935. There's a place for COMMONWEALTH on the Master's Mate Safety Initiative Network — free, community-driven, like AAA for the ocean.
Free forever · No credit card · for passenger & charter operators
Keep every soul aboard COMMONWEALTH 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
Last known position · Jun 3, 2026
Position
42.3520° N, 71.0392° W
Sailing the Gulf of Maine? 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 COMMONWEALTH 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 COMMONWEALTH and switch it all on
Free to join · nothing to install to start · cancel anytime
About COMMONWEALTH
What kind of vessel is COMMONWEALTH?
COMMONWEALTH is a Passenger flagged to United States of America.
Where was COMMONWEALTH last seen?
COMMONWEALTH was last reported in the Gulf of Maine in Jun 2026 on public AIS.
What is COMMONWEALTH's MMSI?
COMMONWEALTH's MMSI is 368351390. Call sign WDG2935.
How big is COMMONWEALTH?
COMMONWEALTH is about 21 m long, 6 m on the beam, drawing 2 m.
Is COMMONWEALTH on the Master's Mate Safety Initiative Network?
Not yet. If COMMONWEALTH is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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