Final answer:
In most places, operating a personal watercraft at night is illegal.
Step-by-step explanation:
In most places, it is generally illegal to operate a personal watercraft at night. The exact time varies depending on local laws and regulations, but it is usually specified as the period between sunset and sunrise. Operating a personal watercraft during this time can be hazardous due to reduced visibility and increased risk of collisions.
For example, in the state of California, it is illegal to operate a personal watercraft between sunset and sunrise, unless it has installed and properly illuminated navigation lights. Violating this law can result in fines or other penalties.
It is important to check the specific laws and regulations regarding personal watercraft operation in your local area to ensure compliance.