gempylid vs pompano

gempylid

noun
  • Any fish of the escolar family, Gempylidae. 

pompano

noun
  • An edible butterfish, Peprilus simillimus, the Pacific pompano. 

  • Any of various carangid fish, of the genus Trachinotus or species Alectis ciliaris, the African pompano, from coastal parts of the North Atlantic. 

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