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
HB HYDRA
Towing · last seen 34°S 59°W · Jun 2026 · MMSI 720985000 · Call sign CPZ309
Not yet on Master's MateType
Towing
Length
332 m
Beam
55 m
Draft
3.8 m
Call sign
CPZ309
IMO
9686455
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
6
HB HYDRA is an utility boat, 332 metres from stem to stern. She carries a 55 m beam and a 3.8-metre draft. On AIS she appears as MMSI 720985000, call sign CPZ309, IMO 9686455. Claim HB HYDRA free on the Master's Mate Safety Initiative Network and let nearby cruisers have her back.
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Built for boats that work — like HB HYDRA.
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 15, 2026 16:52 UTC
Position
33.9090° S, 58.7159° W
Status
Under way (sailing)
Speed
6.7 kn
Course
237°
Destination
SAN LORENZO
ETA
06-16 12:00 UTC
Wherever HB HYDRA roams, 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 HB HYDRA 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 HB HYDRA and switch it all on
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About HB HYDRA
What kind of vessel is HB HYDRA?
HB HYDRA is a Towing.
Where was HB HYDRA last seen?
HB HYDRA was last reported in around 34°S 59°W in Jun 2026 on public AIS.
What is HB HYDRA's MMSI?
HB HYDRA's MMSI is 720985000. Call sign CPZ309. IMO 9686455.
How big is HB HYDRA?
HB HYDRA is about 332 m long, 55 m on the beam, drawing 3.8 m.
Is HB HYDRA on the Master's Mate Safety Initiative Network?
Not yet. If HB HYDRA is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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