Collects Fathom (1998) #1-9.
*Aspen Matthews is an ex-Olympic, swimmer, marine biologists, and a girl with a past shrouded in mystery. Age eleven, she was found on a cruise ship, with no memory of who she was, or how she got there. Now, as the crew of the top secret US military Deep Marine Discovery platform encounters a strange, alien craft, something is stirring at the back of Aspen's mind, flashes of her earlier life... A life beneath the waves!
Collects Issues #1-9! *Source: aspenstore.com