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
QUADRANT DEFENDER
MMSI 316046453
Not yet on Master's MateType
Tug
Flag
CANLength
15 m
Beam
6 m
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
85
QUADRANT DEFENDER is a working tug flagged in Canada, 15 metres from stem to stern. She's built with a 6 m beam. On AIS she shows as MMSI 316046453. QUADRANT DEFENDER can be part of the Master's Mate Safety Initiative Network at no cost — a community watch that never sleeps.
Free forever · No credit card · for working boats
Built for boats that work — like QUADRANT DEFENDER.
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 12:28 UTC
Position
49.2223° N, 122.8397° W
Status
Under way (engine)
Speed
0.0 kn
Course
360°
Destination
NEW WEST
Working the Salish Sea? You're never out there alone.
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Joining the Safety Initiative Network doesn't just put QUADRANT DEFENDER 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 QUADRANT DEFENDER and switch it all on
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About QUADRANT DEFENDER
What kind of vessel is QUADRANT DEFENDER?
QUADRANT DEFENDER is a Tug flagged to Canada.
Where was QUADRANT DEFENDER last seen?
QUADRANT DEFENDER was last reported in the Salish Sea in Jun 2026 on public AIS.
What is QUADRANT DEFENDER's MMSI?
QUADRANT DEFENDER's MMSI is 316046453.
How big is QUADRANT DEFENDER?
QUADRANT DEFENDER is about 15 m long, 6 m on the beam.
Is QUADRANT DEFENDER on the Master's Mate Safety Initiative Network?
Not yet. If QUADRANT DEFENDER is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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