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
SAPPHIRE COAST
MMSI 367002660 · Call sign WDJ2691
Not yet on Master's MateType
Tug
Flag
USALength
44 m
Beam
14 m
Draft
5.5 m
Call sign
WDJ2691
IMO
8109723
Official No.
648284
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
61
On the American registry, SAPPHIRE COAST is a 44-metre harbour tug. Her hull carries a beam of 14 m and a draft of 5.5 m. She broadcasts as MMSI 367002660, call sign WDJ2691, IMO 8109723. Put SAPPHIRE COAST on the free Master's Mate Safety Initiative Network and keep the working fleet looking out for each other.
Free forever · No credit card · for working boats
Built for boats that work — like SAPPHIRE COAST.
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
42.3419° N, 70.9742° W
Working the Gulf of Maine? 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 SAPPHIRE COAST 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 SAPPHIRE COAST and switch it all on
Free to join · nothing to install to start · cancel anytime
About SAPPHIRE COAST
What kind of vessel is SAPPHIRE COAST?
SAPPHIRE COAST is a Tug flagged to United States of America.
Where was SAPPHIRE COAST last seen?
SAPPHIRE COAST was last reported in the Gulf of Maine in Jun 2026 on public AIS.
What is SAPPHIRE COAST's MMSI?
SAPPHIRE COAST's MMSI is 367002660. Call sign WDJ2691. IMO 8109723.
How big is SAPPHIRE COAST?
SAPPHIRE COAST is about 44 m long, 14 m on the beam, drawing 5.5 m.
Is SAPPHIRE COAST on the Master's Mate Safety Initiative Network?
Not yet. If SAPPHIRE COAST is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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