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
SP DIAMOND
MMSI 368351150 · Call sign WDP4081
Not yet on Master's MateType
Tug
Flag
USALength
31 m
Beam
13 m
Draft
6 m
Call sign
WDP4081
IMO
1019888
Official No.
1341583
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
73
SP DIAMOND, an American working tug, measures 31 metres on deck. SP DIAMOND has a beam measuring 13 metres and a 6-metre draft. Her papers read MMSI 368351150, call sign WDP4081, IMO 1019888. Give SP DIAMOND the backing of the Master's Mate Safety Initiative Network — free, and a fleet that has her back.
Free forever · No credit card · for working boats
Built for boats that work — like SP DIAMOND.
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 13:33 UTC
Position
29.7448° N, 93.8691° W
Status
Moored
Speed
0.0 kn
Course
228°
Destination
SABINE PASS
Working the Gulf of Mexico? 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 SP DIAMOND 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 SP DIAMOND and switch it all on
Free to join · nothing to install to start · cancel anytime
About SP DIAMOND
What kind of vessel is SP DIAMOND?
SP DIAMOND is a Tug flagged to United States of America.
Where was SP DIAMOND last seen?
SP DIAMOND was last reported in the Gulf of Mexico in Jun 2026 on public AIS.
What is SP DIAMOND's MMSI?
SP DIAMOND's MMSI is 368351150. Call sign WDP4081. IMO 1019888.
How big is SP DIAMOND?
SP DIAMOND is about 31 m long, 13 m on the beam, drawing 6 m.
Is SP DIAMOND on the Master's Mate Safety Initiative Network?
Not yet. If SP DIAMOND is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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