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Noun: prickleback  'pri-kul,bak
  1. Small elongate fishes of shallow northern seas; a long dorsal fin consists entirely of spines
  2. Small (2-4 inches) pugnacious mostly scaleless spiny-backed fishes of northern fresh and littoral waters having elaborate courtship; subjects of much research
    - stickleback

Derived forms: pricklebacks

Type of: acanthopterygian, blennioid, blennioid fish, spiny-finned fish

Part of: family Gasterosteidae, Gasterosteidae

Encyclopedia: Prickleback