Hey, if anybody is still interested. The camera and housing I've seen recommended a couple times now, is the Canon S80. runs $550 or so for both. Rated to 130feet.
Check out the ultra sweet pix on this thread.
http://www.spearboard.com/showthread.php?t=25990
Features...
http://www.bhphotovideo.com/bnh/cont...ughType=search
Housing..
http://www.bhphotovideo.com/bnh/cont...cessory_detail