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
MMSI 367156740 · Call sign WDD5329
Not yet on Master's MateType
Commercial Fishing Vessel
Flag
USALength
22.9 m
Beam
6.8 m
Draft
3.4 m
Call sign
WDD5329
IMO
7043104
Official No.
518864
AIS reports
1
Registered in the United States, gulf challenger is a 22.9-metre fishing vessel. She's built with a 6.8 m beam and a 3.4-metre draft. She broadcasts as MMSI 367156740, call sign WDD5329, IMO 7043104. Join gulf challenger to the Master's Mate Safety Initiative Network — free, and built by cruisers for cruisers.
Free forever · No credit card · for working captains
Know where the fleet is. Get gulf challenger 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 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 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 and switch it all on
Free to join · nothing to install to start · cancel anytime
About gulf challenger
What kind of vessel is gulf challenger?
gulf challenger is a Commercial Fishing Vessel flagged to United States of America.
What is gulf challenger's MMSI?
gulf challenger's MMSI is 367156740. Call sign WDD5329. IMO 7043104.
How big is gulf challenger?
gulf challenger is about 22.9 m long, 6.8 m on the beam, drawing 3.4 m.
Is gulf challenger on the Master's Mate Safety Initiative Network?
Not yet. If gulf challenger is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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