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.
Offshore Supply Vessel
Harvey Hermes
MMSI 338482000 · Call sign KHGP
Not yet on Master's MateType
Offshore Supply Vessel
Flag
USALength
75.5 m
Beam
18.9 m
Draft
6.1 m
Call sign
KHGP
IMO
9787314
Official No.
1058553
AIS reports
2
Harvey Hermes is an American service vessel, measuring 75.5 metres. She's built with a 18.9-metre beam and a 6.1 m draft. On AIS she shows as MMSI 338482000, call sign KHGP, IMO 9787314. Harvey Hermes belongs on the Master's Mate Safety Initiative Network, a free safety net shared by boats the world over.
Free forever · No credit card · for working boats
Built for boats that work — like Harvey Hermes.
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 Harvey Hermes 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 Harvey Hermes 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 Harvey Hermes and switch it all on
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About Harvey Hermes
What kind of vessel is Harvey Hermes?
Harvey Hermes is a Offshore Supply Vessel flagged to United States of America.
What is Harvey Hermes's MMSI?
Harvey Hermes's MMSI is 338482000. Call sign KHGP. IMO 9787314.
How big is Harvey Hermes?
Harvey Hermes is about 75.5 m long, 18.9 m on the beam, drawing 6.1 m.
Is Harvey Hermes on the Master's Mate Safety Initiative Network?
Not yet. If Harvey Hermes is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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