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.
Tug
CHIEFTAN
MMSI 376209000 · Call sign J8B6757
Not yet on Master's MateType
Tug
Flag
VCTLength
25 m
Beam
9 m
Draft
3.8 m
Call sign
J8B6757
IMO
9429522
First reported
May 2026
Last reported
May 2026
AIS reports
85
Out of St Vincent, CHIEFTAN is a 25-metre tugboat. She carries a beam of 9 m and a 3.8 m draft. On the registers she's MMSI 376209000, call sign J8B6757, IMO 9429522. Working vessels like CHIEFTAN are never truly alone on the Master's Mate Safety Initiative Network — free, with a fleet on watch.
Free forever · No credit card · for working boats
Built for boats that work — like CHIEFTAN.
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
Last known position · May 21, 2026
Position
14.6011° N, 61.0590° W
Working the Caribbean? You're never out there alone.
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Joining the Safety Initiative Network doesn't just put CHIEFTAN 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 CHIEFTAN and switch it all on
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About CHIEFTAN
What kind of vessel is CHIEFTAN?
CHIEFTAN is a Tug flagged to Saint Vincent and the Grenadines.
Where was CHIEFTAN last seen?
CHIEFTAN was last reported in the Caribbean in May 2026 on public AIS.
What is CHIEFTAN's MMSI?
CHIEFTAN's MMSI is 376209000. Call sign J8B6757. IMO 9429522.
How big is CHIEFTAN?
CHIEFTAN is about 25 m long, 9 m on the beam, drawing 3.8 m.
Is CHIEFTAN on the Master's Mate Safety Initiative Network?
Not yet. If CHIEFTAN is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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