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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

SEA DOG

MMSI 367457420 · Call sign WCZ9107

Not yet on Master's Mate
Type
Commercial Fishing Vessel
Flag
USAUSA
Length
9.4 m
Beam
3.8 m
Draft
1.9 m
Call sign
WCZ9107
Official No.
1094088
Hull ID
CHXC0147L900
AIS reports
1

SEA DOG is a commercial fishing boat wearing American colours, 9.4 metres long. Her hull carries a 3.8 m beam and a draft of 1.9 m. Look for MMSI 367457420, call sign WCZ9107. Out where help is far away, SEA DOG has the free Master's Mate Safety Initiative Network — and a fleet that answers.

Free forever · No credit card · for working captains

Know where the fleet is. Get SEA DOG 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 SEA DOG 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 SEA DOG 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 SEA DOG and switch it all on
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Claim free → unlock everything

About SEA DOG

What kind of vessel is SEA DOG?
SEA DOG is a Commercial Fishing Vessel flagged to United States of America.
What is SEA DOG's MMSI?
SEA DOG's MMSI is 367457420. Call sign WCZ9107.
How big is SEA DOG?
SEA DOG is about 9.4 m long, 3.8 m on the beam, drawing 1.9 m.
Is SEA DOG on the Master's Mate Safety Initiative Network?
Not yet. If SEA DOG is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).

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