monkfish vs pisciculturist

monkfish

noun
  • Angel sharks of the genus Squatina. 

  • Any large bottom-dwelling anglerfish of the genus Lophius, such as Lophius piscatorius, of the Atlantic, having a large head and mouth. 

pisciculturist

noun
  • One who breeds fish. 

How often have the words monkfish and pisciculturist occurred in a corpus of books? (source: Google Ngram Viewer )