Jerusalem haddock vs kingfish

Jerusalem haddock

noun
  • A fish, the opah. 

kingfish

noun
  • silver gemfish, Rexea solandri (Australia) 

  • yellowtail amberjack, Seriola lalandi (Australia, New Zealand) 

  • white croaker, Genyonemus lineatus (United Kingdom) 

  • crevalle jack, Caranx hippos (Mauritania) 

  • king mackerel, Scomberomorus cavalla 

  • The cobia, Rachycentron canadum, of warm waters globally. 

  • Any of several food fishes of the genus Menticirrhus from the Atlantic; kingcroaker 

  • opah, Lampris guttatus (United Kingdom) 

  • giant trevally (sometimes travelli) Caranx ignobilis (South Africa) 

  • narrow-barred Spanish mackerel, Scomberomorus commerson (Australia) 

  • wahoo, Acanthocybium solandri (Barbados) 

  • Japanese meagre, Argyrosomus japonicus (Australia) 

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