A conical fishnet dragged through the water at great depths
(Noun)
Synonyms:
  1. dragnet
  2. trawl net
A long fishing line with many shorter lines and hooks attached to it (usually suspended between buoys)
(Noun)
Synonyms:
(Verb)
  1. drag
  2. fish
  3. line
  4. net
  5. seine
  6. troll