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 (Inspected)

Kai 'Oli'Oli

MMSI 366914920 · Call sign WDB5909

Not yet on Master's Mate

Type

Passenger (Inspected)

Flag

USA

Length

18.6 m

Beam

7 m

Draft

1.7 m

Call sign

WDB5909

Official No.

1149290

Hull ID

KRT61062J203

AIS reports

Kai 'Oli'Oli is an American passenger ferry — 18.6 metres overall. Her hull carries a 7 m beam and a draft of 1.7 m. Look for MMSI 366914920, call sign WDB5909. Kai 'Oli'Oli is welcome on the Master's Mate Safety Initiative Network — a free, community-run watch where boats look out for one another.

Free forever · No credit card · for passenger & charter operators

Keep every soul aboard Kai 'Oli'Oli 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

Wherever Kai 'Oli'Oli 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 passenger & charter operators

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

Joining the Safety Initiative Network doesn't just put Kai 'Oli'Oli 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 Kai 'Oli'Oli and switch it all on

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Claim free → unlock everything

About Kai 'Oli'Oli

What kind of vessel is Kai 'Oli'Oli?

Kai 'Oli'Oli is a Passenger (Inspected) flagged to United States of America.

What is Kai 'Oli'Oli's MMSI?

Kai 'Oli'Oli's MMSI is 366914920. Call sign WDB5909.

How big is Kai 'Oli'Oli?

Kai 'Oli'Oli is about 18.6 m long, 7 m on the beam, drawing 1.7 m.

Is Kai 'Oli'Oli on the Master's Mate Safety Initiative Network?

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