What does White buoy orange square with black lettering what does it mean?

A white buoy with an orange square and black lettering indicates a controlled area, typically providing specific information or instructions. The black lettering often conveys restrictions or warnings, such as "No Wake," "Swim Area," or "Diving Area." These buoys are used to enhance safety and inform boaters and swimmers about the regulations in that specific zone. Always adhere to the instructions displayed on these buoys for safety.