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)
TT Lion's Den
MMSI 368174660 · Call sign WDL8970
Not yet on Master's MateType
Passenger (Inspected)
Flag
USALength
12.8 m
Beam
3.8 m
Draft
2 m
Call sign
WDL8970
Official No.
1302631
Hull ID
KQA42124C020
AIS reports
1
TT Lion's Den is a ferry hailing from the United States, 12.8 metres overall. TT Lion's Den has a beam measuring 3.8 metres and a 2-metre draft. Find her under MMSI 368174660, call sign WDL8970. Bring TT Lion's Den aboard the Master's Mate Safety Initiative Network — free, and every captain on it has the others' backs.
Free forever · No credit card · for passenger & charter operators
Keep every soul aboard TT Lion's Den 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 TT Lion's Den 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 TT Lion's Den 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 TT Lion's Den and switch it all on
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About TT Lion's Den
What kind of vessel is TT Lion's Den?
TT Lion's Den is a Passenger (Inspected) flagged to United States of America.
What is TT Lion's Den's MMSI?
TT Lion's Den's MMSI is 368174660. Call sign WDL8970.
How big is TT Lion's Den?
TT Lion's Den is about 12.8 m long, 3.8 m on the beam, drawing 2 m.
Is TT Lion's Den on the Master's Mate Safety Initiative Network?
Not yet. If TT Lion's Den is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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