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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

MODIFIER

U.S. Official No. 549377

Not yet on Master's Mate
Type
Commercial Fishing Vessel
Flag
USAUSA
Length
9.9 m
Beam
3.4 m
Draft
1 m
First reported
Jun 2026
AIS reports
1

MODIFIER, a fishing trawler flying the American flag, measures 9.9 metres on deck. Her hull carries 3.4 metres in the beam and a draft measuring 1 metres. On the registers she's U.S. official number 549377. Working boats like MODIFIER spend long hours offshore — the free Master's Mate Safety Initiative Network puts a distress mesh and a watching fleet within reach.

Free forever · No credit card · for working captains

Know where the fleet is. Get MODIFIER 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 MODIFIER 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 MODIFIER 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 MODIFIER and switch it all on
Free to join · nothing to install to start · cancel anytime
Claim free → unlock everything

About MODIFIER

What kind of vessel is MODIFIER?
MODIFIER is a Commercial Fishing Vessel flagged to United States of America.
What is MODIFIER's U.S. Official No.?
MODIFIER's U.S. Official No. is 549377.
How big is MODIFIER?
MODIFIER is about 9.9 m long, 3.4 m on the beam, drawing 1 m.
Is MODIFIER on the Master's Mate Safety Initiative Network?
Not yet. If MODIFIER is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).

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