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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.
Freight Barge

CIM 300

U.S. Official No. 537814

Not yet on Master's Mate
Type
Freight Barge
Flag
USAUSA
Length
39.6 m
Beam
12.2 m
Draft
3.3 m
First reported
Jun 2026
AIS reports
1

CIM 300 is a cargo barge flagged in the United States, 39.6 metres in length. She carries 12.2 metres in the beam and a 3.3 m draft. Look for U.S. official number 537814. Bring CIM 300 aboard the Master's Mate Safety Initiative Network — free, and every captain on it has the others' backs.

Free forever · No credit card · for commercial operators

Eyes on CIM 300, around the clock.

Real-time AIS, full systems telemetry, distress alerting and worldwide charts — your hull on one dashboard, from anywhere.

Put her on the dashboard — free →

Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers

Wherever CIM 300 roams, you're never out there alone.
Thousands of cruisers on the Master's Mate Network — ready to help the moment something goes wrong.
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The most powerful cruising platform ever built — yours, free.

Joining the Safety Initiative Network doesn't just put CIM 300 on the map. It hands you the full bridge:

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.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
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.
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 CIM 300 and switch it all on
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About CIM 300

What kind of vessel is CIM 300?
CIM 300 is a Freight Barge flagged to United States of America.
What is CIM 300's U.S. Official No.?
CIM 300's U.S. Official No. is 537814.
How big is CIM 300?
CIM 300 is about 39.6 m long, 12.2 m on the beam, drawing 3.3 m.
Is CIM 300 on the Master's Mate Safety Initiative Network?
Not yet. If CIM 300 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).

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