A 46-year-old man from Munxar has been fined €5,000 after he was found guilty of using an unregistered and uninsured vessel in Comino on August 11, 2014.
Joseph Camilleri was also found guilty of breaching bail conditions and being a relapser.
Magistrate Joseph Mifsud said the fine could be paid in regular installments of €140 each, the first of which had to be made before the end of this month.
Inspector Frank Anthony Tabone prosecuted.