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

GROUPER GRABBER

MMSI 367410120 · Call sign WDE8830

Not yet on Master's Mate

Type

Commercial Fishing Vessel

Flag

USA

Length

10.1 m

Beam

4.1 m

Draft

1.9 m

Call sign

WDE8830

Official No.

574571

Hull ID

TMC001000276

AIS reports

Registered in the United States, GROUPER GRABBER is a 10.1-metre commercial fishing vessel. She carries 4.1 metres in the beam and a 1.9 m draft. Her papers read MMSI 367410120, call sign WDE8830. Join GROUPER GRABBER to the Master's Mate Safety Initiative Network — free, and built by cruisers for cruisers.

Free forever · No credit card · for working captains

Know where the fleet is. Get GROUPER GRABBER 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 GROUPER GRABBER 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 GROUPER GRABBER 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 GROUPER GRABBER and switch it all on

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About GROUPER GRABBER

What kind of vessel is GROUPER GRABBER?

GROUPER GRABBER is a Commercial Fishing Vessel flagged to United States of America.

What is GROUPER GRABBER's MMSI?

GROUPER GRABBER's MMSI is 367410120. Call sign WDE8830.

How big is GROUPER GRABBER?

GROUPER GRABBER is about 10.1 m long, 4.1 m on the beam, drawing 1.9 m.

Is GROUPER GRABBER on the Master's Mate Safety Initiative Network?

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