gas smell

I have a faint gasoline smell in the cabin & engine compartment of my 2001 Sea Ray 290 Sundancer, observed for the 1st time about two weeks ago. There are no apparent signs of a leak--I have checked the bilge and all fuel lines & filters (twice). My boat is lift-stored with the drain plug...

I recently purchased a 1988 230 weekender started up fine check list fine.Parked at my house and when in the cabin i get a gas smell Suggestions on what it could be or where to start Thanks

Lately I've been noticing the smell of gas in the salon of my 290AJ. I thought at first it may be from other boats that I was docked near when noticing the odor but that all changed when I did an oil change this past week. While I was waiting for the oil to be pumped out I was looking my port...