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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.
Towing
BRANTLEY B.
MMSI 368009420 · Call sign WDJ7715
Not yet on Master's MateType
Towing
Flag
USALength
17 m
Beam
7 m
Draft
2.6 m
Call sign
WDJ7715
Official No.
1250321
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
86
An American harbour workboat, BRANTLEY B. measures 17 metres. Below, she has 7 metres in the beam and a draft of 2.6 m. On the registers she's MMSI 368009420, call sign WDJ7715. It's free to add BRANTLEY B. to the Master's Mate Safety Initiative Network — like AAA for the ocean, run by the cruisers who use it.
Free forever · No credit card · for working boats
Built for boats that work — like BRANTLEY B..
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
Live AIS position · Jun 9, 2026 17:59 UTC
Position
37.9483° N, 87.6059° W
Status
Under way (engine)
Speed
1.9 kn
Course
210°
Destination
SMITHLAND LOCK
Wherever BRANTLEY B. 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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Joining the Safety Initiative Network doesn't just put BRANTLEY B. 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 BRANTLEY B. and switch it all on
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About BRANTLEY B.
What kind of vessel is BRANTLEY B.?
BRANTLEY B. is a Towing flagged to United States of America.
Where was BRANTLEY B. last seen?
BRANTLEY B. was last reported in around 38°N 88°W in Jun 2026 on public AIS.
What is BRANTLEY B.'s MMSI?
BRANTLEY B.'s MMSI is 368009420. Call sign WDJ7715.
How big is BRANTLEY B.?
BRANTLEY B. is about 17 m long, 7 m on the beam, drawing 2.6 m.
Is BRANTLEY B. on the Master's Mate Safety Initiative Network?
Not yet. If BRANTLEY B. is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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