Fathom was upset and rose to the surface. A "shot", one of the forged lengths of chain joined by shackles to form an anchor cable, was usually 15 fathoms long (). A "shackle", a length of cable or chain equal to 12.5 fathoms or 75 feet. In 1949, the British navy redefined the shackle to be 15 fathoms. In Finland, fathom ("syli") is sometimes, albeit seldom, used as a maritime unit, of a nautical mile and of cable length. It is customary, when burying the dead, to bury the coffin at least to a depth of a fathom, or "six feet
Fathom (comics) identity of the Unknown and the reasons for his physical state. "Fathom" vol. 2 primarily focuses on the developments between the American government and the Blue. Volume 1 revealed that Admiral Maylander knew of the Blue's presence, and this series sees him take action against the underwater race. He does so by a sneak attack on the Blue city of Saba. Aspen, kidnapped by the Black, meets her father, Rahger, and learns that she is also part of the Black. The "Fathom: Cannon Hawke" mini-series ran parallel with the first few issues of "Fathom" vol. 2. They detailed Cannon's exile