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.
Vessel
BULL CALF
MMSI 367456640 · Call sign WDF4861
Not yet on Master's MateFlag
USALength
296 m
Beam
18 m
Draft
3 m
Call sign
WDF4861
Official No.
646702
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
79
Registered in the United States, BULL CALF is a 296-metre vessel. She carries a 18 m beam and a 3 m draft. She broadcasts as MMSI 367456640, call sign WDF4861. The Master's Mate Safety Initiative Network welcomes BULL CALF — free to join, cruiser-run, and always on watch.
Free forever · No credit card
Is BULL CALF your boat?
Your free claim unlocks the most powerful cruising platform ever built — anchor watch, worldwide charts, live AIS, weather routing, and a network of cruisers watching each other’s backs.
Claim this boat — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Live AIS position · Jun 9, 2026 18:28 UTC
Position
29.7325° N, 95.0199° W
Status
Pushing ahead
Speed
0.1 kn
Course
316°
Destination
HOUSTON
ETA
05-17 12:00 UTC
Crossing 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
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put BULL CALF on the map. It hands you the full bridge:
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.
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.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
Claim BULL CALF and switch it all on
Free to join · nothing to install to start · cancel anytime
About BULL CALF
What kind of vessel is BULL CALF?
BULL CALF is a vessel flagged to United States of America.
Where was BULL CALF last seen?
BULL CALF was last reported in the Gulf of Mexico in Jun 2026 on public AIS.
What is BULL CALF's MMSI?
BULL CALF's MMSI is 367456640. Call sign WDF4861.
How big is BULL CALF?
BULL CALF is about 296 m long, 18 m on the beam, drawing 3 m.
Is BULL CALF on the Master's Mate Safety Initiative Network?
Not yet. If BULL CALF is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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