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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

DALFREY TIDE

MMSI 366560000 · Call sign WDH4118

Not yet on Master's Mate
Type
Offshore Supply Vessel
Flag
USAUSA
Length
61.9 m
Beam
14 m
Draft
5.2 m
Call sign
WDH4118
IMO
9418511
Official No.
947624
AIS reports
3

Registered in the United States, DALFREY TIDE is a 61.9-metre work boat. She has a 14 m beam and a draft measuring 5.2 metres. On AIS she appears as MMSI 366560000, call sign WDH4118, IMO 9418511. Put DALFREY TIDE on the free Master's Mate Safety Initiative Network and keep the working fleet looking out for each other.

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Built for boats that work — like DALFREY TIDE.

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 DALFREY TIDE 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 DALFREY TIDE 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 DALFREY TIDE and switch it all on
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About DALFREY TIDE

What kind of vessel is DALFREY TIDE?
DALFREY TIDE is a Offshore Supply Vessel flagged to United States of America.
What is DALFREY TIDE's MMSI?
DALFREY TIDE's MMSI is 366560000. Call sign WDH4118. IMO 9418511.
How big is DALFREY TIDE?
DALFREY TIDE is about 61.9 m long, 14 m on the beam, drawing 5.2 m.
Is DALFREY TIDE on the Master's Mate Safety Initiative Network?
Not yet. If DALFREY TIDE is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).

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