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)
Mayport Princess II
MMSI 367406110 · Call sign WDL3665
Not yet on Master's MateType
Passenger (Inspected)
Flag
USALength
19.5 m
Beam
5.8 m
Draft
3.4 m
Call sign
WDL3665
Official No.
1065654
AIS reports
2
Mayport Princess II is a passenger vessel flying the flag of the United States, 19.5 metres in length. Mayport Princess II has a beam measuring 5.8 metres and a 3.4 m draft. Her papers read MMSI 367406110, call sign WDL3665. Join Mayport Princess II to the Master's Mate Safety Initiative Network — free, and built by cruisers for cruisers.
Free forever · No credit card · for passenger & charter operators
Keep every soul aboard Mayport Princess II 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
Wherever Mayport Princess II 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 Mayport Princess II 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 Mayport Princess II and switch it all on
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About Mayport Princess II
What kind of vessel is Mayport Princess II?
Mayport Princess II is a Passenger (Inspected) flagged to United States of America.
What is Mayport Princess II's MMSI?
Mayport Princess II's MMSI is 367406110. Call sign WDL3665.
How big is Mayport Princess II?
Mayport Princess II is about 19.5 m long, 5.8 m on the beam, drawing 3.4 m.
Is Mayport Princess II on the Master's Mate Safety Initiative Network?
Not yet. If Mayport Princess II is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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