full grown

Does anyone have pics of a full grown male Fireman's Dream.

So I just wanted to ask a quick question in regards to the "full grown" / "adult" size of Piraya Piranhas. So I know that Piraya can get to monster sizes like 20" and such and these are considered Frankensteins, while others don't get that big. And I've seen people say a lot of things in regards...