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

Miss Sonja

MMSI 367727030 · Call sign WDI7270

Not yet on Master's Mate

Type

Commercial Fishing Vessel

Flag

USA

Length

23.7 m

Beam

6.8 m

Draft

3.6 m

Call sign

WDI7270

IMO

8037633

Official No.

624050

AIS reports

Miss Sonja, a commercial fishing boat under American registration, measures 23.7 metres on deck. She has a 6.8-metre beam and a draft measuring 3.6 metres. On AIS she appears as MMSI 367727030, call sign WDI7270, IMO 8037633. Miss Sonja can be part of the Master's Mate Safety Initiative Network at no cost — a community watch that never sleeps.

Free forever · No credit card · for working captains

Know where the fleet is. Get Miss Sonja 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 Miss Sonja 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 Miss Sonja 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 Miss Sonja and switch it all on

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

Claim free → unlock everything

About Miss Sonja

What kind of vessel is Miss Sonja?

Miss Sonja is a Commercial Fishing Vessel flagged to United States of America.

What is Miss Sonja's MMSI?

Miss Sonja's MMSI is 367727030. Call sign WDI7270. IMO 8037633.

How big is Miss Sonja?

Miss Sonja is about 23.7 m long, 6.8 m on the beam, drawing 3.6 m.

Is Miss Sonja on the Master's Mate Safety Initiative Network?

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