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.
Tug
CAPT. ELROY
MMSI 367703230 · Call sign WDI4901
Not yet on Master's MateType
Tug
Flag
USALength
17 m
Beam
7 m
Draft
2.4 m
Call sign
WDI4901
Official No.
633918
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
71
CAPT. ELROY is an American tugboat, measuring 17 metres. She's built with 7 metres in the beam and a 2.4 m draft. She's listed under MMSI 367703230, call sign WDI4901. CAPT. ELROY belongs on the Master's Mate Safety Initiative Network, a free safety net shared by boats the world over.
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Built for boats that work — like CAPT. ELROY.
Engine & systems telemetry, live AIS, weather and distress alerting for the vessels that earn their keep.
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Last known position · Jun 3, 2026
Position
37.8156° N, 87.6544° W
Wherever CAPT. ELROY 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 CAPT. ELROY 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 CAPT. ELROY and switch it all on
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About CAPT. ELROY
What kind of vessel is CAPT. ELROY?
CAPT. ELROY is a Tug flagged to United States of America.
Where was CAPT. ELROY last seen?
CAPT. ELROY was last reported in around 38°N 88°W in Jun 2026 on public AIS.
What is CAPT. ELROY's MMSI?
CAPT. ELROY's MMSI is 367703230. Call sign WDI4901.
How big is CAPT. ELROY?
CAPT. ELROY is about 17 m long, 7 m on the beam, drawing 2.4 m.
Is CAPT. ELROY on the Master's Mate Safety Initiative Network?
Not yet. If CAPT. ELROY is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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