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
BLACK DIAMOND
U.S. Official No. 962131
Not yet on Master's Mate
Type
Recreational
Flag
USA
Length
15.4 m
Beam
4.6 m
Draft
3.2 m
First reported
Jun 2026
AIS reports
1
Out of the United States, BLACK DIAMOND is a 15.4-metre private vessel. Her hull carries 4.6 metres in the beam and a draft measuring 3.2 metres. Find her under U.S. official number 962131. BLACK DIAMOND is invited to the free Master's Mate Safety Initiative Network, where cruisers keep each other safe.
Free forever · No credit card · for recreational captains
Keep BLACK DIAMOND 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.