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
HERKULES
MMSI 312689000 · Call sign V3SM
Not yet on Master's MateType
Tug
Flag
BLZLength
28 m
Beam
8 m
Draft
3.9 m
Call sign
V3SM
IMO
9171979
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
85
Hailing from Belize, HERKULES is a 28-metre tugboat. She carries a beam measuring 8 metres and a 3.9 m draft. Look for MMSI 312689000, call sign V3SM, IMO 9171979. It's free to add HERKULES to the Master's Mate Safety Initiative Network — like AAA for the ocean, run by the cruisers who use it.
Free forever · No credit card · for working boats
Built for boats that work — like HERKULES.
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 3, 2026
Position
36.5431° N, 4.1427° W
Working the Mediterranean? 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 HERKULES 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 HERKULES and switch it all on
Free to join · nothing to install to start · cancel anytime
About HERKULES
What kind of vessel is HERKULES?
HERKULES is a Tug flagged to Belize.
Where was HERKULES last seen?
HERKULES was last reported in the Mediterranean in Jun 2026 on public AIS.
What is HERKULES's MMSI?
HERKULES's MMSI is 312689000. Call sign V3SM. IMO 9171979.
How big is HERKULES?
HERKULES is about 28 m long, 8 m on the beam, drawing 3.9 m.
Is HERKULES on the Master's Mate Safety Initiative Network?
Not yet. If HERKULES is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
© 2026 Master’s Mate. All rights reserved.