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
SEADOG III
MMSI 367401440 · Call sign WDE8090
Not yet on Master's MateType
Passenger
Flag
USALength
20 m
Beam
6 m
Draft
1.8 m
Call sign
WDE8090
Official No.
1065327
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
74
An American passenger craft, SEADOG III measures 20 metres. She has 6 metres in the beam and a draft measuring 1.8 metres. Look for MMSI 367401440, call sign WDE8090. It's free to add SEADOG III to the Master's Mate Safety Initiative Network — like AAA for the ocean, run by the cruisers who use it.
Free forever · No credit card · for passenger & charter operators
Keep every soul aboard SEADOG III 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
Live AIS position · Jun 9, 2026 17:25 UTC
Position
41.8910° N, 87.6067° W
Status
Under way (engine)
Speed
0.0 kn
Course
191°
Sailing Lake Michigan? 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 SEADOG III 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 SEADOG III and switch it all on
Free to join · nothing to install to start · cancel anytime
About SEADOG III
What kind of vessel is SEADOG III?
SEADOG III is a Passenger flagged to United States of America.
Where was SEADOG III last seen?
SEADOG III was last reported in Lake Michigan in Jun 2026 on public AIS.
What is SEADOG III's MMSI?
SEADOG III's MMSI is 367401440. Call sign WDE8090.
How big is SEADOG III?
SEADOG III is about 20 m long, 6 m on the beam, drawing 1.8 m.
Is SEADOG III on the Master's Mate Safety Initiative Network?
Not yet. If SEADOG III is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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