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

CHAI SEAS II

MMSI 366029130 · Call sign WAI9319

Not yet on Master's Mate

Flag

USA

Call sign

WAI9319

Official No.

945043

AIS reports

CHAI SEAS II is an American boat. Find her under MMSI 366029130, call sign WAI9319. Add CHAI SEAS 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

Is CHAI SEAS II 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 CHAI SEAS 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

The most powerful cruising platform ever built — yours, free.

Joining the Safety Initiative Network doesn't just put CHAI SEAS II 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 CHAI SEAS II and switch it all on

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Claim free → unlock everything

About CHAI SEAS II

What kind of vessel is CHAI SEAS II?

CHAI SEAS II is a vessel flagged to United States of America.

What is CHAI SEAS II's MMSI?

CHAI SEAS II's MMSI is 366029130. Call sign WAI9319.

Is CHAI SEAS II on the Master's Mate Safety Initiative Network?

Not yet. If CHAI SEAS II is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).