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.
Vessel
Alysa June
MMSI 368203740 · Call sign WDM4144
Not yet on Master's MateFlag
USACall sign
WDM4144
Official No.
AK61634
AIS reports
1
Alysa June is a boat, on the the United States registry. Officially she's MMSI 368203740, call sign WDM4144. Alysa June is invited to the free Master's Mate Safety Initiative Network, where cruisers keep each other safe.
Free forever · No credit card
Is Alysa June your boat?
Your free claim unlocks the most powerful cruising platform ever built — anchor watch, worldwide charts, live AIS, weather routing, and a network of cruisers watching each other’s backs.
Claim this boat — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Wherever Alysa June 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
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put Alysa June on the map. It hands you the full bridge:
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.
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.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
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.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
Claim Alysa June and switch it all on
Free to join · nothing to install to start · cancel anytime
About Alysa June
What kind of vessel is Alysa June?
Alysa June is a vessel flagged to United States of America.
What is Alysa June's MMSI?
Alysa June's MMSI is 368203740. Call sign WDM4144.
Is Alysa June on the Master's Mate Safety Initiative Network?
Not yet. If Alysa June is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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