Well, It is a nic picture but to answer your question komonor he did that so that it would be harder to steal it. It he put it on the water a quick clone tool in PS would get rid of it with ease.
I doesn't take all that much work to remove any graphic copyright regardless of where you put it. Like cars if someone really wants to steal it they are going to no matter what or where you copyright.
"Who knows what will happen/Do what you do/ just keep on laughing/One thing's true/There's always a brand new day/I'm gonna live today like it's my last day" ~Avril Lavigne-Who Knows~
MY GALLERY
Respect.