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.
Towing Vessel
Gianna Hull
MMSI 368169460 · Call sign WDL8431
Not yet on Master's MateType
Towing Vessel
Flag
USALength
35.4 m
Beam
10.7 m
Draft
3.5 m
Call sign
WDL8431
Official No.
1309468
AIS reports
1
Out of the United States, Gianna Hull is a 35.4-metre working craft. Below, she has a beam measuring 10.7 metres and a draft of 3.5 m. Her registration reads MMSI 368169460, call sign WDL8431. Gianna Hull is invited to the free Master's Mate Safety Initiative Network, where cruisers keep each other safe.
Free forever · No credit card · for working boats
Built for boats that work — like Gianna Hull.
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 Gianna Hull 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 Gianna Hull 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 Gianna Hull and switch it all on
Free to join · nothing to install to start · cancel anytime
About Gianna Hull
What kind of vessel is Gianna Hull?
Gianna Hull is a Towing Vessel flagged to United States of America.
What is Gianna Hull's MMSI?
Gianna Hull's MMSI is 368169460. Call sign WDL8431.
How big is Gianna Hull?
Gianna Hull is about 35.4 m long, 10.7 m on the beam, drawing 3.5 m.
Is Gianna Hull on the Master's Mate Safety Initiative Network?
Not yet. If Gianna Hull is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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