You have my attention, ARTDINK! Is "Aqua" what I think it is: a 7th-gen remake/enhancement of Aquanaut's Holiday?

http://www.gamevideos.com/video/id/14916


Some footage of the original (on PS1):

http://youtube.com/watch?v=pxB-EamtdgY

One of the creepiest games I've played, and there wasn't even any way to die in it.