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
ISABEL S
MMSI 366221460 · Call sign WUV7321
Not yet on Master's MateType
Commercial Fishing Vessel
Flag
USALength
24.9 m
Beam
7.3 m
Draft
3.7 m
Call sign
WUV7321
IMO
8852655
Official No.
938786
AIS reports
1
ISABEL S flies the American flag — a 24.9-metre commercial fishing vessel. She's built with a 7.3-metre beam and a 3.7 m draft. Find her under MMSI 366221460, call sign WUV7321, IMO 8852655. ISABEL S can join the Master's Mate Safety Initiative Network free, for live AIS, weather, and a network of boats ready to help when it counts.
Free forever · No credit card · for working captains
Know where the fleet is. Get ISABEL S 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 ISABEL S 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 ISABEL S 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 ISABEL S and switch it all on
Free to join · nothing to install to start · cancel anytime
About ISABEL S
What kind of vessel is ISABEL S?
ISABEL S is a Commercial Fishing Vessel flagged to United States of America.
What is ISABEL S's MMSI?
ISABEL S's MMSI is 366221460. Call sign WUV7321. IMO 8852655.
How big is ISABEL S?
ISABEL S is about 24.9 m long, 7.3 m on the beam, drawing 3.7 m.
Is ISABEL S on the Master's Mate Safety Initiative Network?
Not yet. If ISABEL S is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
© 2026 Master’s Mate. All rights reserved.