RedactedNarrative: Vessel (1) was located inside Biscayne Bay, near West Point. The vessel was traveling northbound towards Crandon boat ramp, when suddenly they smelled an unusual smell coming from the deck. An explosion occurred and caused damaged to the engine compartment, cabin area, and helm dashboard. No one was ejected from the explosion. The vessel had no prior issues, or any recent work done to the owner’s knowledge that could be a contributing factor to cause the incident to occur.