fathead vs red snapper

fathead

noun
  • Any of several species of fish of the genus Cubiceps 

  • An idiot; a fool. 

  • A blobfish, Psychrolutes microporos 

  • A labroid food fish of California; the California sheephead. Semicossyphus pulcher. 

  • A cyprinid fish of the Mississippi valley, Pimephales promelas, the black-headed minnow. 

red snapper

noun
  • Any of several Atlantic foodfishes, of the genus Lutjanus, that have reddish bodies 

  • Rhomboplites aurorubens (vermillion snapper) 

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