"You're going to break it! You're going to break a priceless artifact!"

Plus he really doesn't want to explain about potential royalty should they run into any other merpeople.

"--wait, what?"

It honestly takes him a second for it to sink in what Jones was asking, what he'd confused the words for. He floats, bobbing along in the current before exploding.

"Are you kidding me?! I said gorgon, not Gorgonzola! A gorgon is a mythological Greek monster! Not a cheese!"