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.
Commercial Fishing Vessel
GULF CHALLENGER III
MMSI 366807090 · Call sign WDA4224
Not yet on Master's MateType
Commercial Fishing Vessel
Flag
USALength
26.9 m
Beam
7.6 m
Draft
3.8 m
Call sign
WDA4224
IMO
8969410
Official No.
1108051
AIS reports
1
GULF CHALLENGER III, an American commercial trawler, measures 26.9 metres on deck. She's built with a beam measuring 7.6 metres and a 3.8-metre draft. On AIS she appears as MMSI 366807090, call sign WDA4224, IMO 8969410. It's free to add GULF CHALLENGER III to the Master's Mate Safety Initiative Network — like AAA for the ocean, run by the cruisers who use it.
Free forever · No credit card · for working captains
Know where the fleet is. Get GULF CHALLENGER III home safe.
Live AIS traffic, weather you can plan around, engine & systems telemetry, and a distress mesh that reaches nearby boats.
Keep the fleet in sight — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Wherever GULF CHALLENGER III 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 captains
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put GULF CHALLENGER III on the map. It hands you the full bridge:
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.
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
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 GULF CHALLENGER III and switch it all on
Free to join · nothing to install to start · cancel anytime
About GULF CHALLENGER III
What kind of vessel is GULF CHALLENGER III?
GULF CHALLENGER III is a Commercial Fishing Vessel flagged to United States of America.
What is GULF CHALLENGER III's MMSI?
GULF CHALLENGER III's MMSI is 366807090. Call sign WDA4224. IMO 8969410.
How big is GULF CHALLENGER III?
GULF CHALLENGER III is about 26.9 m long, 7.6 m on the beam, drawing 3.8 m.
Is GULF CHALLENGER III on the Master's Mate Safety Initiative Network?
Not yet. If GULF CHALLENGER III is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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