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
Excalibur II
MMSI 367118540 · Call sign WDD2684
Not yet on Master's MateType
Commercial Fishing Vessel
Flag
USALength
25.7 m
Beam
9.1 m
Draft
3.2 m
Call sign
WDD2684
IMO
8113308
Official No.
636602
AIS reports
1
Excalibur II, an American offshore fishing boat, measures 25.7 metres on deck. She's built with a beam measuring 9.1 metres and a 3.2-metre draft. She broadcasts as MMSI 367118540, call sign WDD2684, IMO 8113308. Add Excalibur II to the Master's Mate Safety Initiative Network — free to join, and the fleet keeps an eye out for each other.
Free forever · No credit card · for working captains
Know where the fleet is. Get Excalibur II 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 Excalibur II 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 Excalibur II 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 Excalibur II and switch it all on
Free to join · nothing to install to start · cancel anytime
About Excalibur II
What kind of vessel is Excalibur II?
Excalibur II is a Commercial Fishing Vessel flagged to United States of America.
What is Excalibur II's MMSI?
Excalibur II's MMSI is 367118540. Call sign WDD2684. IMO 8113308.
How big is Excalibur II?
Excalibur II is about 25.7 m long, 9.1 m on the beam, drawing 3.2 m.
Is Excalibur II on the Master's Mate Safety Initiative Network?
Not yet. If Excalibur II is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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