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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

MICHAEL CROMBIE MCCALL

MMSI 366724000 · Call sign WDH4310

Not yet on Master's Mate
Type
Offshore Supply Vessel
Flag
USAUSA
Length
33.9 m
Beam
7.3 m
Draft
3.3 m
Call sign
WDH4310
IMO
9670690
Official No.
925120
AIS reports
3

MICHAEL CROMBIE MCCALL flies the American flag — a 33.9-metre utility vessel. She's built with a 7.3 m beam and a 3.3-metre draft. On AIS she shows as MMSI 366724000, call sign WDH4310, IMO 9670690. Working vessels like MICHAEL CROMBIE MCCALL 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 MICHAEL CROMBIE MCCALL.

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 MICHAEL CROMBIE MCCALL 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 MICHAEL CROMBIE MCCALL 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 MICHAEL CROMBIE MCCALL and switch it all on
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About MICHAEL CROMBIE MCCALL

What kind of vessel is MICHAEL CROMBIE MCCALL?
MICHAEL CROMBIE MCCALL is a Offshore Supply Vessel flagged to United States of America.
What is MICHAEL CROMBIE MCCALL's MMSI?
MICHAEL CROMBIE MCCALL's MMSI is 366724000. Call sign WDH4310. IMO 9670690.
How big is MICHAEL CROMBIE MCCALL?
MICHAEL CROMBIE MCCALL is about 33.9 m long, 7.3 m on the beam, drawing 3.3 m.
Is MICHAEL CROMBIE MCCALL on the Master's Mate Safety Initiative Network?
Not yet. If MICHAEL CROMBIE MCCALL is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).

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