What is a major component of marine navigation law?

A major component of marine navigation law is the requirement for vessels to maintain a lookout and travel at a safe speed to avoid collisions. This principle is rooted in the International Regulations for Preventing Collisions at Sea (COLREGs), which aim to ensure the safety of all vessels navigating in shared waters. Maintaining a proper lookout allows vessels to be aware of their surroundings, enabling them to react appropriately to the presence of other vessels, hazards, or changing conditions. Similarly, traveling at a safe speed allows for sufficient reaction time to any potential dangers, significantly reducing the risk of accidents.

The other options do not align with the fundamental principles of marine navigation law. Maximum speed does not account for safety concerns and can lead to hazardous situations, particularly in busy or restricted waters. Similarly, prioritizing commercial vessels over recreational ones contradicts the principle that all vessels must navigate safely and responsibly, regardless of their purpose. Having a pilot onboard at all times is required only in specific circumstances, such as navigating through challenging waters or ports, and is not a general requirement applicable to all vessels. Hence, the emphasis on lookout and safe speed stands as a cornerstone of maritime law, promoting safety and risk management on the water.