When navigating in fog, what equipment should be utilized to enhance safety?

In foggy conditions, visibility is significantly reduced, making it challenging for mariners to detect other vessels and navigate safely. Utilizing radar and sound signals is crucial for enhancing safety during these situations. Radar helps in detecting the presence and approximate location of nearby vessels, even when they are not visible to the naked eye due to the fog. It provides information about the distance and bearing of other vessels, allowing for effective navigation and collision avoidance.

Sound signals, such as foghorns, are essential communication tools in low visibility. They help convey a vessel's position and intentions to nearby vessels, providing an additional layer of safety. Using both radar and sound signals together enables mariners to maintain awareness of their surroundings, navigate more effectively, and avoid potential collisions.

While other options might suggest using different equipment methods, relying solely on one form of navigation—like visual signals or radar systems without sound—would be inadequate to ensure comprehensive safety in foggy conditions. Employing the combination of radar and sound signals creates a more reliable strategy for safe navigation when visibility is compromised.