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)
Miners Castle
MMSI 367731150 · Call sign WDI7684
Not yet on Master's MateType
Passenger (Inspected)
Flag
USALength
20.7 m
Beam
5.1 m
Draft
2 m
Call sign
WDI7684
Official No.
558132
AIS reports
1
Miners Castle is an American 20.7-metre passenger vessel. She's built with 5.1 metres in the beam and a 2 m draft. On the registers she's MMSI 367731150, call sign WDI7684. Miners Castle is welcome on the Master's Mate Safety Initiative Network — a free, community-run watch where boats look out for one another.
Free forever · No credit card · for passenger & charter operators
Keep every soul aboard Miners Castle 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 Miners Castle 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 Miners Castle 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 Miners Castle and switch it all on
Free to join · nothing to install to start · cancel anytime
About Miners Castle
What kind of vessel is Miners Castle?
Miners Castle is a Passenger (Inspected) flagged to United States of America.
What is Miners Castle's MMSI?
Miners Castle's MMSI is 367731150. Call sign WDI7684.
How big is Miners Castle?
Miners Castle is about 20.7 m long, 5.1 m on the beam, drawing 2 m.
Is Miners Castle on the Master's Mate Safety Initiative Network?
Not yet. If Miners Castle is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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