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
BLACK THUNDAH II
U.S. Official No. 588813
Not yet on Master's MateType
Commercial Fishing Vessel
Flag
USALength
8.2 m
Beam
2.8 m
Draft
1.4 m
First reported
Jun 2026
AIS reports
1
BLACK THUNDAH II is an American commercial fishing vessel, 8.2 metres from stem to stern. She's built with 2.8 metres in the beam and a 1.4-metre draft. She's on record as U.S. official number 588813. It's free to add BLACK THUNDAH II to the Master's Mate Safety Initiative Network — like AAA for the ocean, run by the cruisers who use it.
Free forever · No credit card · for working captains
Know where the fleet is. Get BLACK THUNDAH II 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 BLACK THUNDAH II 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 BLACK THUNDAH II 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 BLACK THUNDAH II and switch it all on
Free to join · nothing to install to start · cancel anytime
About BLACK THUNDAH II
What kind of vessel is BLACK THUNDAH II?
BLACK THUNDAH II is a Commercial Fishing Vessel flagged to United States of America.
What is BLACK THUNDAH II's U.S. Official No.?
BLACK THUNDAH II's U.S. Official No. is 588813.
How big is BLACK THUNDAH II?
BLACK THUNDAH II is about 8.2 m long, 2.8 m on the beam, drawing 1.4 m.
Is BLACK THUNDAH II on the Master's Mate Safety Initiative Network?
Not yet. If BLACK THUNDAH II is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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