Which cardinal mark buoy indicates the East direction?

The cardinal mark buoy that indicates the East direction is the one with a yellow top and a black bottom. This specific buoy configuration helps mariners identify safe navigational paths in reference to land-based hazards or underwater dangers. The yellow top specifically signifies that the buoy is indicating the area to the east of the marked object or waterway.

In navigational terms, cardinal marks are essential for providing information about the safest routes and the locations of hazards. Each color combination and orientation serves a distinct purpose, allowing for clear and consistent communication on the water. The yellow color signifies that the danger is located to the east, making it crucial for boaters in the area to navigate accordingly.

Understanding these markings is vital for safe boating practices and aids in effective navigation around potentially hazardous areas.