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.
Fishing
COSTASUL
MMSI 263402580 · Call sign CUQA8
Not yet on Master's MateType
Fishing
Flag
PRTLength
22 m
Beam
8 m
Call sign
CUQA8
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
18
On the Portuguese registry, COSTASUL is a 22-metre working fishing vessel. Below, she has a 8 m beam. Find her under MMSI 263402580, call sign CUQA8. Bring COSTASUL aboard the Master's Mate Safety Initiative Network — free, and every captain on it has the others' backs.
Free forever · No credit card · for working captains
Know where the fleet is. Get COSTASUL 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
Last known position · Jun 4, 2026
Position
36.7895° N, 7.9036° W
Wherever COSTASUL roams, you're never out there alone.
Thousands of cruisers on the Master's Mate Network — ready to help the moment something goes wrong.
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The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put COSTASUL 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 COSTASUL and switch it all on
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About COSTASUL
What kind of vessel is COSTASUL?
COSTASUL is a Fishing flagged to Portugal.
Where was COSTASUL last seen?
COSTASUL was last reported in around 37°N 8°W in Jun 2026 on public AIS.
What is COSTASUL's MMSI?
COSTASUL's MMSI is 263402580. Call sign CUQA8.
How big is COSTASUL?
COSTASUL is about 22 m long, 8 m on the beam.
Is COSTASUL on the Master's Mate Safety Initiative Network?
Not yet. If COSTASUL is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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