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
SIBBLING RIVALRY
U.S. Official No. 526430
Not yet on Master's Mate
Type
Recreational
Flag
USA
Length
9.8 m
Beam
3.7 m
Draft
0.9 m
First reported
Jun 2026
AIS reports
1
Registered in the United States, SIBBLING RIVALRY is a 9.8-metre recreational boat. She's built with a beam measuring 3.7 metres and a 0.9-metre draft. She's on record as U.S. official number 526430. SIBBLING RIVALRY can be part of the Master's Mate Safety Initiative Network at no cost — a community watch that never sleeps.
Free forever · No credit card · for recreational captains
Keep SIBBLING RIVALRY 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.