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
DELTA DEANNA
MMSI 368180460 · Call sign WDL9594
Not yet on Master's MateType
Tug
Flag
USALength
34 m
Beam
10 m
Draft
6.1 m
Call sign
WDL9594
IMO
9833979
Official No.
1274217
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
11
Registered in the United States, DELTA DEANNA is a 34-metre working tug. She's built with a 10-metre beam and a 6.1-metre draft. Officially she's MMSI 368180460, call sign WDL9594, IMO 9833979. Claim DELTA DEANNA free on the Master's Mate Safety Initiative Network and let nearby cruisers have her back.
Free forever · No credit card · for working boats
Built for boats that work — like DELTA DEANNA.
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 21:44 UTC
Position
37.7788° N, 122.3515° W
Status
Under way (engine)
Speed
6.4 kn
Course
143°
Destination
>US -CH RLW
ETA
09-15 16:00 UTC
Working San Francisco Bay? 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 DELTA DEANNA 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 DELTA DEANNA and switch it all on
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About DELTA DEANNA
What kind of vessel is DELTA DEANNA?
DELTA DEANNA is a Tug flagged to United States of America.
Where was DELTA DEANNA last seen?
DELTA DEANNA was last reported in San Francisco Bay in Jun 2026 on public AIS.
What is DELTA DEANNA's MMSI?
DELTA DEANNA's MMSI is 368180460. Call sign WDL9594. IMO 9833979.
How big is DELTA DEANNA?
DELTA DEANNA is about 34 m long, 10 m on the beam, drawing 6.1 m.
Is DELTA DEANNA on the Master's Mate Safety Initiative Network?
Not yet. If DELTA DEANNA is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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