pollock vs sablefish

pollock

noun
  • Either of two lean, white marine food fishes, of the genus Pollachius, in the cod family. 

verb
  • To fish for pollock. 

  • To splatter, as with paint. 

sablefish

noun
  • A dark-coloured marine fish, Anoplopoma fimbria, of North American Pacific waters. 

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