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.

Towing Vessel

Cooperative Ambassador

Towing Vessel · United States of America · last seen 39°N 91°W · Jun 2026 · MMSI 366984260 · Call sign WDB9871

Not yet on Master's Mate

Type

Towing Vessel

Flag

USA

Length

229 m

Beam

33 m

Draft

2.8 m

Call sign

WDB9871

Official No.

630804

First reported

Jun 2026

Last reported

Jun 2026

AIS reports

Cooperative Ambassador is a harbour workboat under American registration, 229 metres long. Her hull carries 33 metres in the beam and a draft of 2.8 m. On AIS she shows as MMSI 366984260, call sign WDB9871. Cooperative Ambassador earns her keep on the water; the free Master's Mate Safety Initiative Network keeps a watching fleet and a distress mesh close at hand.

Free forever · No credit card · for working boats

Built for boats that work — like Cooperative Ambassador.

Engine & systems telemetry, live AIS, weather and distress alerting for the vessels that earn their keep.

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

Last known position · Jun 3, 2026

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Position

39.2515° N, 90.7261° W

Wherever Cooperative Ambassador 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 boats

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

Joining the Safety Initiative Network doesn't just put Cooperative Ambassador on the map. It hands you the full bridge:

Systems Monitoring

Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.

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.

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 Cooperative Ambassador and switch it all on

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About Cooperative Ambassador

What kind of vessel is Cooperative Ambassador?

Cooperative Ambassador is a Towing Vessel flagged to United States of America.

Where was Cooperative Ambassador last seen?

Cooperative Ambassador was last reported in around 39°N 91°W in Jun 2026 on public AIS.

What is Cooperative Ambassador's MMSI?

Cooperative Ambassador's MMSI is 366984260. Call sign WDB9871.

How big is Cooperative Ambassador?

Cooperative Ambassador is about 229 m long, 33 m on the beam, drawing 2.8 m.

Is Cooperative Ambassador on the Master's Mate Safety Initiative Network?

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