What is you see a white buoy with orange markings and black lettering. what type of buoy is this?

The white buoy with orange markings and black lettering is likely a navigational buoy. Navigational buoys are used to mark important marine navigational hazards or locations, such as shipping channels, shoals, or turning points. The white color of the buoy indicates that it is a safe water buoy, typically used to mark the center of a navigable channel. The orange markings and black lettering are used for visibility and to convey specific information to mariners, such as the name of the buoy or the distance to a certain point. Overall, this type of buoy plays a crucial role in ensuring safe navigation for vessels on the water.