What is the shape of can buoys?

Can buoys are shaped like a cylinder, which is significant for several reasons related to navigation and safety on the water. The cylindrical shape allows them to have a stable base that resists tipping in wave action, making them easily recognizable to boaters. This shape also maximizes the buoy's stability in different water conditions, which is crucial for ensuring that they remain upright and visible. Their cylindrical form can be painted in colors that signify different meanings, like the color code used in the lateral system of navigation aids.

Additionally, the design of can buoys is practical, as it enables them to be manufactured more easily compared to more complex shapes. The uniform shape provides a clear indication to boaters about their position on the water, acting as a visual guide for navigation that helps to demarcate channels, hazards, or safe mooring areas.