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.

Commercial Fishing Vessel

TWEEDLES & DONNA

MMSI 366110010 · Call sign WAR3970

Not yet on Master's Mate

Type

Commercial Fishing Vessel

Flag

USA

Length

25.7 m

Beam

7.3 m

Draft

3.6 m

Call sign

WAR3970

IMO

8037619

Official No.

623419

AIS reports

TWEEDLES & DONNA, a fishing vessel registered in the United States, measures 25.7 metres on deck. She carries a beam measuring 7.3 metres and a 3.6 m draft. She's on record as MMSI 366110010, call sign WAR3970, IMO 8037619. Out where help is far away, TWEEDLES & DONNA has the free Master's Mate Safety Initiative Network — and a fleet that answers.

Free forever · No credit card · for working captains

Know where the fleet is. Get TWEEDLES & DONNA home safe.

Live AIS traffic, weather you can plan around, engine & systems telemetry, and a distress mesh that reaches nearby boats.

Keep the fleet in sight — free →

Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers

Wherever TWEEDLES & DONNA 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 working captains

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

Joining the Safety Initiative Network doesn't just put TWEEDLES & DONNA on the map. It hands you the full bridge:

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.

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.

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 TWEEDLES & DONNA and switch it all on

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

Claim free → unlock everything

About TWEEDLES & DONNA

What kind of vessel is TWEEDLES & DONNA?

TWEEDLES & DONNA is a Commercial Fishing Vessel flagged to United States of America.

What is TWEEDLES & DONNA's MMSI?

TWEEDLES & DONNA's MMSI is 366110010. Call sign WAR3970. IMO 8037619.

How big is TWEEDLES & DONNA?

TWEEDLES & DONNA is about 25.7 m long, 7.3 m on the beam, drawing 3.6 m.

Is TWEEDLES & DONNA on the Master's Mate Safety Initiative Network?

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