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)

TENDER NO. 1

MMSI 367419160 · Call sign WCZ4707

Not yet on Master's Mate

Type

Passenger (Inspected)

Flag

USA

Length

8.1 m

Beam

3 m

Draft

1.5 m

Call sign

WCZ4707

Official No.

1059170

AIS reports

An American ferry vessel, TENDER NO. 1 measures 8.1 metres. She has 3 metres in the beam and a draft of 1.5 m. Look for MMSI 367419160, call sign WCZ4707. Give TENDER NO. 1 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 TENDER NO. 1 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 TENDER NO. 1 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 TENDER NO. 1 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 TENDER NO. 1 and switch it all on

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Claim free → unlock everything

About TENDER NO. 1

What kind of vessel is TENDER NO. 1?

TENDER NO. 1 is a Passenger (Inspected) flagged to United States of America.

What is TENDER NO. 1's MMSI?

TENDER NO. 1's MMSI is 367419160. Call sign WCZ4707.

How big is TENDER NO. 1?

TENDER NO. 1 is about 8.1 m long, 3 m on the beam, drawing 1.5 m.

Is TENDER NO. 1 on the Master's Mate Safety Initiative Network?

Not yet. If TENDER NO. 1 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).