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.

Recreational

Portus

MMSI 368013950 · Call sign WDJ8186

Not yet on Master's Mate

Type

Recreational

Flag

USA

Length

13 m

Beam

7.3 m

Draft

3 m

Call sign

WDJ8186

Official No.

1246553

AIS reports

Registered in the United States, Portus is a 13-metre pleasure boat. She has a 7.3 m beam and a draft measuring 3 metres. On AIS she appears as MMSI 368013950, call sign WDJ8186. Bring Portus aboard the Master's Mate Safety Initiative Network — free, and every captain on it has the others' backs.

Free forever · No credit card · for recreational captains

Keep Portus looked after — even when you’re not aboard.

Anchor alarms that wake you, a live camera at the dock, and weather you can trust before every run.

Look after her — claim free →

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

Wherever Portus 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 recreational captains

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

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

Anchor Watch

GPS-precise drag alarms that actually wake you — and your whole crew. Sleep through the night.

Onboard Cameras

Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.

Weather & Routing

GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.

Worldwide Charts

Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.

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.

Distress Mesh

Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.

Hail Any Captain

A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.

Claim Portus and switch it all on

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

Claim free → unlock everything

About Portus

What kind of vessel is Portus?

Portus is a Recreational flagged to United States of America.

What is Portus's MMSI?

Portus's MMSI is 368013950. Call sign WDJ8186.

How big is Portus?

Portus is about 13 m long, 7.3 m on the beam, drawing 3 m.

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

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