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.
Offshore Supply Vessel
CAESAR
MMSI 367075270 · Call sign WCX7337
Not yet on Master's MateType
Offshore Supply Vessel
Flag
USALength
27.2 m
Beam
7.3 m
Draft
2.6 m
Call sign
WCX7337
Official No.
626830
AIS reports
1
CAESAR is an utility boat hailing from the United States, 27.2 metres from stem to stern. She's built with a beam of 7.3 m and a 2.6-metre draft. Her papers read MMSI 367075270, call sign WCX7337. Put CAESAR on the free Master's Mate Safety Initiative Network and keep the working fleet looking out for each other.
Free forever · No credit card · for working boats
Built for boats that work — like CAESAR.
Engine & systems telemetry, live AIS, weather and distress alerting for the vessels that earn their keep.
Rig her out — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Wherever CAESAR 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 working boats
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put CAESAR on the map. It hands you the full bridge:
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
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 CAESAR and switch it all on
Free to join · nothing to install to start · cancel anytime
About CAESAR
What kind of vessel is CAESAR?
CAESAR is a Offshore Supply Vessel flagged to United States of America.
What is CAESAR's MMSI?
CAESAR's MMSI is 367075270. Call sign WCX7337.
How big is CAESAR?
CAESAR is about 27.2 m long, 7.3 m on the beam, drawing 2.6 m.
Is CAESAR on the Master's Mate Safety Initiative Network?
Not yet. If CAESAR is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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