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

SHEARWATER TWO

MMSI 366799160 · Call sign WDA3508

Not yet on Master's Mate

Type

Commercial Fishing Vessel

Flag

USA

Length

17.8 m

Beam

5.1 m

Draft

2.3 m

Call sign

WDA3508

Official No.

945536

AIS reports

SHEARWATER TWO, a commercial fishing boat flagged in the United States, measures 17.8 metres on deck. She has a beam measuring 5.1 metres and a draft measuring 2.3 metres. On the registers she's MMSI 366799160, call sign WDA3508. SHEARWATER TWO 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 SHEARWATER TWO 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 SHEARWATER TWO 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 SHEARWATER TWO 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 SHEARWATER TWO and switch it all on

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

Claim free → unlock everything

About SHEARWATER TWO

What kind of vessel is SHEARWATER TWO?

SHEARWATER TWO is a Commercial Fishing Vessel flagged to United States of America.

What is SHEARWATER TWO's MMSI?

SHEARWATER TWO's MMSI is 366799160. Call sign WDA3508.

How big is SHEARWATER TWO?

SHEARWATER TWO is about 17.8 m long, 5.1 m on the beam, drawing 2.3 m.

Is SHEARWATER TWO on the Master's Mate Safety Initiative Network?

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