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.
Passenger
HERMOSA
MMSI 366652000 · Call sign WCY7546
Not yet on Master's MateType
Passenger
Flag
USALength
20 m
Beam
5 m
Draft
1 m
Call sign
WCY7546
Official No.
505141
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
86
HERMOSA is an American ferry, 20 metres overall. HERMOSA has a beam of 5 m and a 1-metre draft. She broadcasts as MMSI 366652000, call sign WCY7546. HERMOSA belongs on the Master's Mate Safety Initiative Network, a free safety net shared by boats the world over.
Free forever · No credit card · for passenger & charter operators
Keep every soul aboard HERMOSA safe.
Distress alerting, live AIS, onboard monitoring and weather routing — the safety stack for boats that carry people.
Switch on the safety stack — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Last known position · Jun 4, 2026
Position
33.7401° N, 118.1865° W
Sailing off Southern California? 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 passenger & charter operators
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put HERMOSA on the map. It hands you the full bridge:
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
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 HERMOSA and switch it all on
Free to join · nothing to install to start · cancel anytime
About HERMOSA
What kind of vessel is HERMOSA?
HERMOSA is a Passenger flagged to United States of America.
Where was HERMOSA last seen?
HERMOSA was last reported in off Southern California in Jun 2026 on public AIS.
What is HERMOSA's MMSI?
HERMOSA's MMSI is 366652000. Call sign WCY7546.
How big is HERMOSA?
HERMOSA is about 20 m long, 5 m on the beam, drawing 1 m.
Is HERMOSA on the Master's Mate Safety Initiative Network?
Not yet. If HERMOSA is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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