first of all sty for my english. i want to ask you for some water material samples because since the server went down i’m not being able of downloading vismats. so if anyonw have some materials you would like to share i’ll be really thankfull. i have to present a job on tuesday so please 
Re: water materials please
Its all about bump maps and reflections. Try this thread.
play around with the purlin noise setting and you will get a good effect for the bump.
David
Re: water materials please
hi there i used a transparent material, with refraction, and relfection, and perline noise on displacement, and bump with noise. Turned on the caustics and i got this result.