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.
Towing Vessel
D A GRIMM
MMSI 367434610 · Call sign WDF3023
Not yet on Master's MateType
Towing Vessel
Flag
USALength
36 m
Beam
9 m
Draft
2.9 m
Call sign
WDF3023
Official No.
275049
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
72
On the American registry, D A GRIMM is a 36-metre utility vessel. She carries 9 metres in the beam and a 2.9-metre draft. She's listed under MMSI 367434610, call sign WDF3023. Put D A GRIMM on the free Master's Mate Safety Initiative Network and keep the working fleet looking out for each other.
Free forever · No credit card · for working boats
Built for boats that work — like D A GRIMM.
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 · Jun 3, 2026
Position
39.4637° N, 81.1152° W
Wherever D A GRIMM 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 D A GRIMM 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 D A GRIMM and switch it all on
Free to join · nothing to install to start · cancel anytime
About D A GRIMM
What kind of vessel is D A GRIMM?
D A GRIMM is a Towing Vessel flagged to United States of America.
Where was D A GRIMM last seen?
D A GRIMM was last reported in around 39°N 81°W in Jun 2026 on public AIS.
What is D A GRIMM's MMSI?
D A GRIMM's MMSI is 367434610. Call sign WDF3023.
How big is D A GRIMM?
D A GRIMM is about 36 m long, 9 m on the beam, drawing 2.9 m.
Is D A GRIMM on the Master's Mate Safety Initiative Network?
Not yet. If D A GRIMM is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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