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
OTAGO
MMSI 503186940 · Call sign VNZ3703
Not yet on Master's MateType
Tug
Flag
AUSLength
24 m
Beam
10 m
Draft
4.1 m
Call sign
VNZ3703
IMO
9278076
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
85
OTAGO, an Australian working tug, measures 24 metres on deck. OTAGO has a 10-metre beam and a 4.1-metre draft. Look for MMSI 503186940, call sign VNZ3703, IMO 9278076. OTAGO is welcome on the Master's Mate Safety Initiative Network — a free, community-run watch where boats look out for one another.
Free forever · No credit card · for working boats
Built for boats that work — like OTAGO.
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
Live AIS position · Jun 9, 2026 05:05 UTC
Position
38.1050° S, 144.3669° E
Status
Under way (engine)
Speed
0.0 kn
Course
0°
Wherever OTAGO 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 boats
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put OTAGO 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 OTAGO and switch it all on
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About OTAGO
What kind of vessel is OTAGO?
OTAGO is a Tug flagged to Ashmore and Cartier Islands.
Where was OTAGO last seen?
OTAGO was last reported in around 38°S 144°E in Jun 2026 on public AIS.
What is OTAGO's MMSI?
OTAGO's MMSI is 503186940. Call sign VNZ3703. IMO 9278076.
How big is OTAGO?
OTAGO is about 24 m long, 10 m on the beam, drawing 4.1 m.
Is OTAGO on the Master's Mate Safety Initiative Network?
Not yet. If OTAGO is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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