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)
Sandie Cat
MMSI 367621590 · Call sign WDP8115
Not yet on Master's MateType
Passenger (Inspected)
Flag
USALength
19.8 m
Beam
9.4 m
Draft
2.4 m
Call sign
WDP8115
Official No.
1253258
AIS reports
2
Sandie Cat, a ferry on the the United States registry, measures 19.8 metres on deck. Sandie Cat has a beam measuring 9.4 metres and a 2.4-metre draft. Her registration reads MMSI 367621590, call sign WDP8115. Keep every soul aboard Sandie Cat covered with the free Master's Mate Safety Initiative Network.
Free forever · No credit card · for passenger & charter operators
Keep every soul aboard Sandie Cat 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 Sandie Cat 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 Sandie Cat 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 Sandie Cat and switch it all on
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About Sandie Cat
What kind of vessel is Sandie Cat?
Sandie Cat is a Passenger (Inspected) flagged to United States of America.
What is Sandie Cat's MMSI?
Sandie Cat's MMSI is 367621590. Call sign WDP8115.
How big is Sandie Cat?
Sandie Cat is about 19.8 m long, 9.4 m on the beam, drawing 2.4 m.
Is Sandie Cat on the Master's Mate Safety Initiative Network?
Not yet. If Sandie Cat is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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