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)

FLY N HI IV

MMSI 366897490 · Call sign WDB4353

Not yet on Master's Mate

Type

Passenger (Inspected)

Flag

USA

Length

9.4 m

Beam

3.2 m

Draft

1.8 m

Call sign

WDB4353

Official No.

1140397

AIS reports

FLY N HI IV is an American ferry vessel — 9.4 metres overall. Below, she has a 3.2-metre beam and a draft of 1.8 m. On AIS she shows as MMSI 366897490, call sign WDB4353. Give FLY N HI IV the backing of the Master's Mate Safety Initiative Network — free, and a fleet that has her back.

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

Keep every soul aboard FLY N HI IV 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 FLY N HI IV 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 FLY N HI IV 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 FLY N HI IV and switch it all on

Free to join · nothing to install to start · cancel anytime

Claim free → unlock everything

About FLY N HI IV

What kind of vessel is FLY N HI IV?

FLY N HI IV is a Passenger (Inspected) flagged to United States of America.

What is FLY N HI IV's MMSI?

FLY N HI IV's MMSI is 366897490. Call sign WDB4353.

How big is FLY N HI IV?

FLY N HI IV is about 9.4 m long, 3.2 m on the beam, drawing 1.8 m.

Is FLY N HI IV on the Master's Mate Safety Initiative Network?

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