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.
Commercial Fishing Vessel
STONINGTON JO
MMSI 366798340 · Call sign WDA3427
Not yet on Master's MateType
Commercial Fishing Vessel
Flag
USALength
25.5 m
Beam
7.6 m
Draft
3.9 m
Call sign
WDA3427
IMO
8853180
Official No.
941588
AIS reports
1
STONINGTON JO is a working fishing boat sailing under the American flag, 25.5 metres from stem to stern. STONINGTON JO has a 7.6-metre beam and a 3.9-metre draft. Find her under MMSI 366798340, call sign WDA3427, IMO 8853180. STONINGTON JO can join the Master's Mate Safety Initiative Network for free: think of it as a watch network that has every boat's back.
Free forever · No credit card · for working captains
Know where the fleet is. Get STONINGTON JO home safe.
Live AIS traffic, weather you can plan around, engine & systems telemetry, and a distress mesh that reaches nearby boats.
Keep the fleet in sight — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Wherever STONINGTON JO 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 working captains
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put STONINGTON JO 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.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
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.
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 STONINGTON JO and switch it all on
Free to join · nothing to install to start · cancel anytime
About STONINGTON JO
What kind of vessel is STONINGTON JO?
STONINGTON JO is a Commercial Fishing Vessel flagged to United States of America.
What is STONINGTON JO's MMSI?
STONINGTON JO's MMSI is 366798340. Call sign WDA3427. IMO 8853180.
How big is STONINGTON JO?
STONINGTON JO is about 25.5 m long, 7.6 m on the beam, drawing 3.9 m.
Is STONINGTON JO on the Master's Mate Safety Initiative Network?
Not yet. If STONINGTON JO is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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