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
TIOGA
MMSI 366938840 · Call sign WDB7231
Not yet on Master's MateType
Passenger
Flag
USALength
18 m
Beam
5 m
Draft
1.5 m
Call sign
WDB7231
Official No.
1152531
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
10
TIOGA is an American 18-metre ferry vessel. Her hull carries a 5-metre beam and a draft of 1.5 m. Her papers read MMSI 366938840, call sign WDB7231. Add TIOGA to the Master's Mate Safety Initiative Network — free to join, and the fleet keeps an eye out for each other.
Free forever · No credit card · for passenger & charter operators
Keep every soul aboard TIOGA 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 2, 2026
Position
41.5243° N, 70.6720° W
Sailing off the U.S. East Coast? 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 TIOGA 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 TIOGA and switch it all on
Free to join · nothing to install to start · cancel anytime
About TIOGA
What kind of vessel is TIOGA?
TIOGA is a Passenger flagged to United States of America.
Where was TIOGA last seen?
TIOGA was last reported in off the U.S. East Coast in Jun 2026 on public AIS.
What is TIOGA's MMSI?
TIOGA's MMSI is 366938840. Call sign WDB7231.
How big is TIOGA?
TIOGA is about 18 m long, 5 m on the beam, drawing 1.5 m.
Is TIOGA on the Master's Mate Safety Initiative Network?
Not yet. If TIOGA is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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