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
JOHN 3:16
MMSI 367443920 · Call sign WDF3781
Not yet on Master's MateType
Tug
Flag
USALength
114 m
Beam
34 m
Draft
3.1 m
Call sign
WDF3781
Official No.
1123262
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
86
JOHN 3:16 is an American tugboat, 114 metres in length. She carries a beam of 34 m and a 3.1 m draft. She's listed under MMSI 367443920, call sign WDF3781. JOHN 3:16 is welcome on the Master's Mate Safety Initiative Network — a free, community-run watch where boats look out for one another.
Free forever · No credit card · for working boats
Built for boats that work — like JOHN 3:16.
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
Last known position · Jun 4, 2026
Position
30.0584° N, 93.6840° W
Working the Gulf of Mexico? You're never out there alone.
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Joining the Safety Initiative Network doesn't just put JOHN 3:16 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 JOHN 3:16 and switch it all on
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About JOHN 3:16
What kind of vessel is JOHN 3:16?
JOHN 3:16 is a Tug flagged to United States of America.
Where was JOHN 3:16 last seen?
JOHN 3:16 was last reported in the Gulf of Mexico in Jun 2026 on public AIS.
What is JOHN 3:16's MMSI?
JOHN 3:16's MMSI is 367443920. Call sign WDF3781.
How big is JOHN 3:16?
JOHN 3:16 is about 114 m long, 34 m on the beam, drawing 3.1 m.
Is JOHN 3:16 on the Master's Mate Safety Initiative Network?
Not yet. If JOHN 3:16 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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