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

ALYSSA ANN

MMSI 366980220 · Call sign WBG4515

Not yet on Master's Mate

Type

Towing Vessel

Flag

USA

Length

28.6 m

Beam

8.2 m

Draft

3.7 m

Call sign

WBG4515

IMO

7939078

Official No.

502662

AIS reports

ALYSSA ANN, a workboat listed on the the United States registry, measures 28.6 metres on deck. She's built with 8.2 metres in the beam and a 3.7 m draft. She broadcasts as MMSI 366980220, call sign WBG4515, IMO 7939078. Claim ALYSSA ANN free on the Master's Mate Safety Initiative Network and let nearby cruisers have her back.

Free forever · No credit card · for working boats

Built for boats that work — like ALYSSA ANN.

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 ALYSSA ANN 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 ALYSSA ANN 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 ALYSSA ANN and switch it all on

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

Claim free → unlock everything

About ALYSSA ANN

What kind of vessel is ALYSSA ANN?

ALYSSA ANN is a Towing Vessel flagged to United States of America.

What is ALYSSA ANN's MMSI?

ALYSSA ANN's MMSI is 366980220. Call sign WBG4515. IMO 7939078.

How big is ALYSSA ANN?

ALYSSA ANN is about 28.6 m long, 8.2 m on the beam, drawing 3.7 m.

Is ALYSSA ANN on the Master's Mate Safety Initiative Network?

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