monkfish vs piscary

monkfish

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

  • Angel sharks of the genus Squatina. 

piscary

noun
  • fishery 

  • The right or privilege of fishing in somebody else's waters. 

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