What is a necessary action if a vessel encounters fuel spillage?

When a vessel encounters fuel spillage, the most appropriate action is to immediately inform the U.S. Coast Guard authorities. This is crucial because fuel spills can pose significant environmental hazards, affecting marine life, water quality, and navigation safety. The Coast Guard has the resources and expertise to manage the situation effectively and can coordinate a response to mitigate the impact of the spill.

Prompt reporting allows for a quick mobilization of containment and cleanup efforts, which can significantly reduce the environmental damage caused by the spill. Furthermore, reporting the incident helps ensure that proper protocols are followed, which are in place to protect both the environment and public safety.

Other options may not address the urgency and seriousness of the situation. Ignoring the spill is detrimental since it might not dissipate on its own and could spread, causing more harm. Waiting to call for help only if it spreads does not take into account the immediate risks associated with fuel spills. Attempting to clean it using manual methods without the proper equipment and training can also be ineffective and dangerous, potentially leading to further contamination or personal injury.