What is White buoy orange square?

A white buoy with an orange square is a navigational aid used in maritime contexts, specifically indicating a controlled area, such as a restricted zone or a location where certain regulations apply. The orange square signifies that the buoy marks a specific instruction or warning for mariners, such as "keep out" or "restricted area." It is important for boaters to observe and comply with the signals provided by such buoys to ensure safety and adherence to maritime laws.