Leo said "woah" and then gestured up to the rest of us on the deck holding his hands about a foot and half apart.
Nathen, Dech and i hopped to our feet, scrambled down the gangway and bore witness to this bad-boy of the deep. It was indeed as Leo had said, about a foot and a half long.
If i may, i'd like to dub him "fatty boom boom".
Here are a couple of pics:

