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
PBR/345
U.S. Official No. 650943
Not yet on Master's MateType
Offshore Supply Vessel
Flag
USALength
44.4 m
Beam
11.3 m
Draft
3.7 m
First reported
Jun 2026
AIS reports
1
PBR/345, an American workboat, measures 44.4 metres on deck. She carries a 11.3-metre beam and a 3.7 m draft. Look for U.S. official number 650943. Give PBR/345 the backing of the Master's Mate Safety Initiative Network — free, and a fleet that has her back.
Free forever · No credit card · for working boats
Built for boats that work — like PBR/345.
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 PBR/345 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 PBR/345 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 PBR/345 and switch it all on
Free to join · nothing to install to start · cancel anytime
About PBR/345
What kind of vessel is PBR/345?
PBR/345 is a Offshore Supply Vessel flagged to United States of America.
What is PBR/345's U.S. Official No.?
PBR/345's U.S. Official No. is 650943.
How big is PBR/345?
PBR/345 is about 44.4 m long, 11.3 m on the beam, drawing 3.7 m.
Is PBR/345 on the Master's Mate Safety Initiative Network?
Not yet. If PBR/345 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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