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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)

Tuna Duck

MMSI 367552510 · Call sign WDG6004

Not yet on Master's Mate
Type
Passenger (Inspected)
Flag
USAUSA
Length
15.2 m
Beam
4.4 m
Draft
1.1 m
Call sign
WDG6004
Official No.
682300
AIS reports
1

Tuna Duck is a ferry under American registration, 15.2 metres overall. She carries a 4.4 m beam and a 1.1-metre draft. She's on record as MMSI 367552510, call sign WDG6004. Keep every soul aboard Tuna Duck covered with the free Master's Mate Safety Initiative Network.

Free forever · No credit card · for passenger & charter operators

Keep every soul aboard Tuna Duck safe.

Distress alerting, live AIS, onboard monitoring and weather routing — the safety stack for boats that carry people.

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Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers

Wherever Tuna Duck 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 passenger & charter operators

The most powerful cruising platform ever built — yours, free.

Joining the Safety Initiative Network doesn't just put Tuna Duck 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 Tuna Duck and switch it all on
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About Tuna Duck

What kind of vessel is Tuna Duck?
Tuna Duck is a Passenger (Inspected) flagged to United States of America.
What is Tuna Duck's MMSI?
Tuna Duck's MMSI is 367552510. Call sign WDG6004.
How big is Tuna Duck?
Tuna Duck is about 15.2 m long, 4.4 m on the beam, drawing 1.1 m.
Is Tuna Duck on the Master's Mate Safety Initiative Network?
Not yet. If Tuna Duck is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).

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