allmouth vs fisherman

allmouth

noun
  • Any of the order Lophiiformes of anglerfish, such as Lophius piscatorius. 

fisherman

noun
  • Any person who attempts to catch fish. 

  • A person whose profession is catching fish. 

  • A vessel (boat or ship) used for fishing. 

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