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)

TROPIC DIVER II

MMSI 366965220 · Call sign WDB8848

Not yet on Master's Mate

Type

Passenger (Inspected)

Flag

USA

Length

13.7 m

Beam

4.3 m

Draft

1.3 m

Call sign

WDB8848

Official No.

941791

AIS reports

Registered in the United States, TROPIC DIVER II is a 13.7-metre passenger craft. Below, she has a beam measuring 4.3 metres and a draft measuring 1.3 metres. She broadcasts as MMSI 366965220, call sign WDB8848. Bring TROPIC DIVER II aboard the Master's Mate Safety Initiative Network — free, and every captain on it has the others' backs.

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

Keep every soul aboard TROPIC DIVER II 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 TROPIC DIVER 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 · for passenger & charter operators

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

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

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

Claim free → unlock everything

About TROPIC DIVER II

What kind of vessel is TROPIC DIVER II?

TROPIC DIVER II is a Passenger (Inspected) flagged to United States of America.

What is TROPIC DIVER II's MMSI?

TROPIC DIVER II's MMSI is 366965220. Call sign WDB8848.

How big is TROPIC DIVER II?

TROPIC DIVER II is about 13.7 m long, 4.3 m on the beam, drawing 1.3 m.

Is TROPIC DIVER II on the Master's Mate Safety Initiative Network?

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