pelagic

from WordNet (r) 3.0 (2006)

pelagic
    adj 1: relating to or occurring or living in or frequenting the
           open ocean; "oceanic islands like Bermuda"; "oceanic
           currents"; "oceanic birds"; "pelagic organisms"; "pelagic
           whaling" [syn: {oceanic}, {pelagic}]

from The Collaborative International Dictionary of English v.0.48

Pelagic \Pe*lag"ic\, a. [L. pelagicus.]
   Of or pertaining to the ocean; -- applied especially to
   animals that live at the surface of the ocean, away from the
   coast. Compare {benthic}.
   [1913 Webster]

from Moby Thesaurus II by Grady Ward, 1.0

19 Moby Thesaurus words for "pelagic":
      bathymetric, bathyorographical, deep-sea, hydrographic, marine,
      maritime, nautical, naval, navigational, ocean-going, oceanic,
      oceanographic, salty, seafaring, seamanlike, seamanly, terriginous,
      thalassic, water-borne

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