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.

Offshore Supply Vessel

ANNIE

MMSI 366953620 · Call sign WDB8132

Not yet on Master's Mate

Type

Offshore Supply Vessel

Flag

USA

Length

32.2 m

Beam

19.7 m

Draft

2.7 m

Call sign

WDB8132

IMO

8767587

Official No.

1155754

AIS reports

ANNIE flies the American flag — a 32.2-metre utility vessel. ANNIE has a beam measuring 19.7 metres and a 2.7-metre draft. Find her under MMSI 366953620, call sign WDB8132, IMO 8767587. ANNIE belongs on the Master's Mate Safety Initiative Network, a free safety net shared by boats the world over.

Free forever · No credit card · for working boats

Built for boats that work — like ANNIE.

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

Rig her out — free →

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

Wherever ANNIE 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 ANNIE 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 ANNIE and switch it all on

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

Claim free → unlock everything

About ANNIE

What kind of vessel is ANNIE?

ANNIE is a Offshore Supply Vessel flagged to United States of America.

What is ANNIE's MMSI?

ANNIE's MMSI is 366953620. Call sign WDB8132. IMO 8767587.

How big is ANNIE?

ANNIE is about 32.2 m long, 19.7 m on the beam, drawing 2.7 m.

Is ANNIE on the Master's Mate Safety Initiative Network?

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