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.
Offshore Supply Vessel
Blue Dolphin
MMSI 369552000 · Call sign WDE9988
Not yet on Master's MateType
Offshore Supply Vessel
Flag
USALength
91.6 m
Beam
18.3 m
Draft
7.3 m
Call sign
WDE9988
IMO
9529724
Official No.
622777
AIS reports
4
Blue Dolphin, an utility vessel hailing from the United States, measures 91.6 metres on deck. Blue Dolphin has a 18.3-metre beam and a 7.3-metre draft. Her registration reads MMSI 369552000, call sign WDE9988, IMO 9529724. Join Blue Dolphin to the Master's Mate Safety Initiative Network — free, and built by cruisers for cruisers.
Free forever · No credit card · for working boats
Built for boats that work — like Blue Dolphin.
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
Wherever Blue Dolphin 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 Blue Dolphin 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 Blue Dolphin and switch it all on
Free to join · nothing to install to start · cancel anytime
About Blue Dolphin
What kind of vessel is Blue Dolphin?
Blue Dolphin is a Offshore Supply Vessel flagged to United States of America.
What is Blue Dolphin's MMSI?
Blue Dolphin's MMSI is 369552000. Call sign WDE9988. IMO 9529724.
How big is Blue Dolphin?
Blue Dolphin is about 91.6 m long, 18.3 m on the beam, drawing 7.3 m.
Is Blue Dolphin on the Master's Mate Safety Initiative Network?
Not yet. If Blue Dolphin is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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