What is another word for bell buoy?
Pronunciation: [bˈɛl bˈɔ͡ɪ] (IPA) 
A bell buoy is a type of navigational device used in marine locations to indicate the presence of underwater hazards. Some synonyms for the word "bell buoy" include "bell marker," "sound buoy," and "bell beacon." These buoys typically feature a bell or gong that rings when moved by the waves or currents, alerting ships and boats to the presence of rocks, shoals, or other underwater obstructions. In addition to bells, some bell buoys may also feature flashing lights, horns, or other signal devices to assist with navigation. Bell buoys play an important role in ensuring the safety of water vessels and preventing accidents in marine environments.
