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.

Vessel

Spar Aries

MMSI 257881000

Not yet on Master's Mate

Flag

NOR

Length

199.9 m

IMO

9701920

AIS reports

Spar Aries is a Norwegian vessel — 199.9 metres overall. She's listed under MMSI 257881000, IMO 9701920. Spar Aries is welcome on the Master's Mate Safety Initiative Network — a free, community-run watch where boats look out for one another.

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Is Spar Aries your boat?

Your free claim unlocks the most powerful cruising platform ever built — anchor watch, worldwide charts, live AIS, weather routing, and a network of cruisers watching each other’s backs.

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Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers

Wherever Spar Aries 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 Spar Aries on the map. It hands you the full bridge:

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.

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.

Onboard Cameras

Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.

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.

Hail Any Captain

A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.

Claim Spar Aries and switch it all on

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About Spar Aries

What kind of vessel is Spar Aries?

Spar Aries is a vessel flagged to Norway.

What is Spar Aries's MMSI?

Spar Aries's MMSI is 257881000. IMO 9701920.

How big is Spar Aries?

Spar Aries is about 199.9 m long.

Is Spar Aries on the Master's Mate Safety Initiative Network?

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