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.
Pleasure Craft
SHREDDER
MMSI 367619720 · Call sign WDH4634
Not yet on Master's MateType
Pleasure Craft
Flag
USALength
17 m
Beam
6 m
Draft
2 m
Call sign
WDH4634
Official No.
1193680
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
87
On the American registry, SHREDDER is a 17-metre cruising boat. SHREDDER has a beam measuring 6 metres and a 2 m draft. She's on record as MMSI 367619720, call sign WDH4634. Whether she's at the dock or out for the weekend, SHREDDER is covered by the free Master's Mate Safety Initiative Network — alarms, weather, and a watching fleet.
Free forever · No credit card · for recreational captains
Keep SHREDDER 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
Live AIS position · Jun 9, 2026 10:31 UTC
Position
39.0024° N, 76.4237° W
Status
Moored
Speed
0.0 kn
Course
296°
Destination
ANNAPOLIS
ETA
07-03 12:30 UTC
Cruising Chesapeake Bay? 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 SHREDDER 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 SHREDDER and switch it all on
Free to join · nothing to install to start · cancel anytime
About SHREDDER
What kind of vessel is SHREDDER?
SHREDDER is a Pleasure Craft flagged to United States of America.
Where was SHREDDER last seen?
SHREDDER was last reported in Chesapeake Bay in Jun 2026 on public AIS.
What is SHREDDER's MMSI?
SHREDDER's MMSI is 367619720. Call sign WDH4634.
How big is SHREDDER?
SHREDDER is about 17 m long, 6 m on the beam, drawing 2 m.
Is SHREDDER on the Master's Mate Safety Initiative Network?
Not yet. If SHREDDER is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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