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
MEM 94139
U.S. Official No. 1020442
Not yet on Master's MateType
Freight Barge
Flag
USALength
61 m
Beam
10.7 m
Draft
4 m
First reported
Jun 2026
AIS reports
1
MEM 94139 is an American barge — 61 metres overall. MEM 94139 has a 10.7-metre beam and a 4-metre draft. She's on record as U.S. official number 1020442. MEM 94139 is invited to the free Master's Mate Safety Initiative Network, where cruisers keep each other safe.
Free forever · No credit card · for commercial operators
Eyes on MEM 94139, 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 MEM 94139 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 commercial operators
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put MEM 94139 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 MEM 94139 and switch it all on
Free to join · nothing to install to start · cancel anytime
About MEM 94139
What kind of vessel is MEM 94139?
MEM 94139 is a Freight Barge flagged to United States of America.
What is MEM 94139's U.S. Official No.?
MEM 94139's U.S. Official No. is 1020442.
How big is MEM 94139?
MEM 94139 is about 61 m long, 10.7 m on the beam, drawing 4 m.
Is MEM 94139 on the Master's Mate Safety Initiative Network?
Not yet. If MEM 94139 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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