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 (Inspected)
CAPTAIN J3
MMSI 366135000 · Call sign WDD9332
Not yet on Master's MateType
Passenger (Inspected)
Flag
USALength
21.7 m
Beam
9.1 m
Draft
2 m
Call sign
WDD9332
Official No.
973217
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
25
CAPTAIN J3 is an American 21.7-metre ferry. CAPTAIN J3 has a 9.1 m beam and a 2-metre draft. Find her under MMSI 366135000, call sign WDD9332. It's free to add CAPTAIN J3 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 CAPTAIN J3 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
21.3166° N, 157.8793° W
Sailing the Hawaiian Islands? 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 CAPTAIN J3 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 CAPTAIN J3 and switch it all on
Free to join · nothing to install to start · cancel anytime
About CAPTAIN J3
What kind of vessel is CAPTAIN J3?
CAPTAIN J3 is a Passenger (Inspected) flagged to United States of America.
Where was CAPTAIN J3 last seen?
CAPTAIN J3 was last reported in the Hawaiian Islands in Jun 2026 on public AIS.
What is CAPTAIN J3's MMSI?
CAPTAIN J3's MMSI is 366135000. Call sign WDD9332.
How big is CAPTAIN J3?
CAPTAIN J3 is about 21.7 m long, 9.1 m on the beam, drawing 2 m.
Is CAPTAIN J3 on the Master's Mate Safety Initiative Network?
Not yet. If CAPTAIN J3 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
© 2026 Master’s Mate. All rights reserved.