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.
Freight Barge
MSW 17B
U.S. Official No. 996603
Not yet on Master's Mate
Type
Freight Barge
Flag
USA
Length
61 m
Beam
10.7 m
Draft
4.3 m
First reported
Jun 2026
AIS reports
1
On the American registry, MSW 17B is a 61-metre freight barge. She has a 10.7 m beam and a draft measuring 4.3 metres. On the registers she's U.S. official number 996603. Add MSW 17B to the Master's Mate Safety Initiative Network and share the water with a fleet that's paying attention — free.
Free forever · No credit card · for commercial operators
Eyes on MSW 17B, around the clock.
Real-time AIS, full systems telemetry, distress alerting and worldwide charts — your hull on one dashboard, from anywhere.