Fathom is a series created, written and drawn by Michael Turner. It features, a woman named Aspen Matthews, a marine biologist who discoveres that she is a member of a race of aquatic creatures with hydrokinetic abilities. This is the last volume published with Top Cow. The main story continues in the mini-series Aspen . Cannon Hawke's battle with Taras continues in Fathom: Cannon Hawke . Fathom : Killian's Tide was also published towards the end of this volume and provides further insight into Killian's back story.