If I were stranded at sea on a small fishing vessel in international waters with no communications and I encountered a US Naval vessel, how could I safely make contact to alert
What are the types of visual distress signals?
Everything You Need to Know About Distress Signals
Marine Notes: Distress signals or calls for assistance are made if required in accordance with Australian and international regulations and conventions.
Visual Distress Signals : BoatUS Foundation
Boat Visual Distress Signals Guide | Boats.net
Code Flags And Other Distress Signals | BOATsmart!