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.
Vessel
Crosby Venture
MMSI 367144890 · Call sign WDD4454
Not yet on Master's MateFlag
USACall sign
WDD4454
Official No.
577747
AIS reports
1
Crosby Venture is an American boat. Officially she's MMSI 367144890, call sign WDD4454. The Master's Mate Safety Initiative Network welcomes Crosby Venture — free to join, cruiser-run, and always on watch.
Free forever · No credit card
Is Crosby Venture your boat?
Your free claim unlocks the most powerful cruising platform ever built — anchor watch, worldwide charts, live AIS, weather routing, and a network of cruisers watching each other’s backs.
Claim this boat — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Wherever Crosby Venture 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
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put Crosby Venture 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.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
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.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
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 Crosby Venture and switch it all on
Free to join · nothing to install to start · cancel anytime
About Crosby Venture
What kind of vessel is Crosby Venture?
Crosby Venture is a vessel flagged to United States of America.
What is Crosby Venture's MMSI?
Crosby Venture's MMSI is 367144890. Call sign WDD4454.
Is Crosby Venture on the Master's Mate Safety Initiative Network?
Not yet. If Crosby Venture 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.