fishery vs piscina

fishery

noun
  • A place where fish or other seafood are raised: a fish farm. 

  • A place where fish or other seafood are processed: a seafood factory. 

  • Fishing: the catching, processing and marketing of fish or other seafood. 

  • A fishing company. 

  • A right to fish in a particular location; Territorial fishing waters. 

  • A place where fish or other seafood are caught: a fishing ground. 

piscina

noun
  • A basin or tank, especially one for holding fishes or for growing aquatic plants. 

  • A drained basin near a church's altar for the disposal of water from liturgical ablutions. 

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