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.
Recreational
PT 658
Recreational · United States of America · MMSI 367655060 · Call sign WDH8139
Not yet on Master's MateType
Recreational
Flag
USALength
24 m
Beam
6.2 m
Draft
3.5 m
Call sign
WDH8139
Official No.
1239507
AIS reports
3
PT 658 flies the American flag — a 24-metre recreational boat. PT 658 has a beam of 6.2 m and a 3.5-metre draft. She's on record as MMSI 367655060, call sign WDH8139. Add PT 658 to the Master's Mate Safety Initiative Network — free to join, and the fleet keeps an eye out for each other.
Free forever · No credit card · for recreational captains
Keep PT 658 looked after — even when you’re not aboard.
Anchor alarms that wake you, a live camera at the dock, and weather you can trust before every run.
Look after her — claim free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Wherever PT 658 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 recreational captains
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put PT 658 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.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
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.
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 PT 658 and switch it all on
Free to join · nothing to install to start · cancel anytime
About PT 658
What kind of vessel is PT 658?
PT 658 is a Recreational flagged to United States of America.
What is PT 658's MMSI?
PT 658's MMSI is 367655060. Call sign WDH8139.
How big is PT 658?
PT 658 is about 24 m long, 6.2 m on the beam, drawing 3.5 m.
Is PT 658 on the Master's Mate Safety Initiative Network?
Not yet. If PT 658 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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