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.
Industrial Vessel
FRV-4
U.S. Official No. 978967
Not yet on Master's Mate
Type
Industrial Vessel
Flag
USA
Length
9.8 m
Beam
3.4 m
Draft
1.7 m
First reported
Jun 2026
AIS reports
1
Registered in the United States, FRV-4 is a 9.8-metre merchant vessel. She carries 3.4 metres in the beam and a 1.7 m draft. Her registration reads U.S. official number 978967. The Master's Mate Safety Initiative Network welcomes FRV-4 — free to join, cruiser-run, and always on watch.
Free forever · No credit card · for commercial operators
Eyes on FRV-4, around the clock.
Real-time AIS, full systems telemetry, distress alerting and worldwide charts — your hull on one dashboard, from anywhere.