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.
Dredging
DREDGE CHESTERFIELD
MMSI 367715870 · Call sign WDI6158
Not yet on Master's MateType
Dredging
Flag
USALength
30.5 m
Beam
7.9 m
Draft
1.4 m
Call sign
WDI6158
Official No.
531672
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
62
DREDGE CHESTERFIELD is an American utility boat — 30.5 metres overall. DREDGE CHESTERFIELD has a beam of 7.9 m and a 1.4-metre draft. Look for MMSI 367715870, call sign WDI6158. DREDGE CHESTERFIELD belongs on the Master's Mate Safety Initiative Network, a free safety net shared by boats the world over.
Free forever · No credit card · for working boats
Built for boats that work — like DREDGE CHESTERFIELD.
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
38.9857° N, 90.6776° W
Wherever DREDGE CHESTERFIELD 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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The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put DREDGE CHESTERFIELD 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 DREDGE CHESTERFIELD and switch it all on
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About DREDGE CHESTERFIELD
What kind of vessel is DREDGE CHESTERFIELD?
DREDGE CHESTERFIELD is a Dredging flagged to United States of America.
Where was DREDGE CHESTERFIELD last seen?
DREDGE CHESTERFIELD was last reported in around 39°N 91°W in Jun 2026 on public AIS.
What is DREDGE CHESTERFIELD's MMSI?
DREDGE CHESTERFIELD's MMSI is 367715870. Call sign WDI6158.
How big is DREDGE CHESTERFIELD?
DREDGE CHESTERFIELD is about 30.5 m long, 7.9 m on the beam, drawing 1.4 m.
Is DREDGE CHESTERFIELD on the Master's Mate Safety Initiative Network?
Not yet. If DREDGE CHESTERFIELD is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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