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.
Tug
ARIES
MMSI 367159120 · Call sign WDD5491
Not yet on Master's MateType
Tug
Flag
USALength
143 m
Beam
12 m
Draft
3 m
Call sign
WDD5491
Official No.
558881
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
75
ARIES, an American working tug, measures 143 metres on deck. ARIES has a beam of 12 m and a 3-metre draft. Look for MMSI 367159120, call sign WDD5491. It's free to add ARIES 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 boats
Built for boats that work — like ARIES.
Engine & systems telemetry, live AIS, weather and distress alerting for the vessels that earn their keep.
Rig her out — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Last known position · Jun 4, 2026
Position
36.8391° N, 76.2914° W
Working Chesapeake Bay? 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 ARIES on the map. It hands you the full bridge:
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
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.
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 ARIES and switch it all on
Free to join · nothing to install to start · cancel anytime
About ARIES
What kind of vessel is ARIES?
ARIES is a Tug flagged to United States of America.
Where was ARIES last seen?
ARIES was last reported in Chesapeake Bay in Jun 2026 on public AIS.
What is ARIES's MMSI?
ARIES's MMSI is 367159120. Call sign WDD5491.
How big is ARIES?
ARIES is about 143 m long, 12 m on the beam, drawing 3 m.
Is ARIES on the Master's Mate Safety Initiative Network?
Not yet. If ARIES is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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