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 (Uninspected)
ROSA DEL MAR
U.S. Official No. 646408
Not yet on Master's MateType
Passenger (Uninspected)
Flag
USALength
12.6 m
Beam
4.2 m
Draft
2.1 m
First reported
Jun 2026
AIS reports
1
ROSA DEL MAR, a passenger ferry under American registration, measures 12.6 metres on deck. Below, she has a 4.2-metre beam and a draft of 2.1 m. Her papers read U.S. official number 646408. Claim ROSA DEL MAR free on the Master's Mate Safety Initiative Network and let nearby cruisers have her back.
Free forever · No credit card · for passenger & charter operators
Keep every soul aboard ROSA DEL MAR 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 ROSA DEL MAR 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 ROSA DEL MAR 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 ROSA DEL MAR and switch it all on
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About ROSA DEL MAR
What kind of vessel is ROSA DEL MAR?
ROSA DEL MAR is a Passenger (Uninspected) flagged to United States of America.
What is ROSA DEL MAR's U.S. Official No.?
ROSA DEL MAR's U.S. Official No. is 646408.
How big is ROSA DEL MAR?
ROSA DEL MAR is about 12.6 m long, 4.2 m on the beam, drawing 2.1 m.
Is ROSA DEL MAR on the Master's Mate Safety Initiative Network?
Not yet. If ROSA DEL MAR is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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