ಅರ್ಥ : Small elongate fishes of shallow northern seas. A long dorsal fin consists entirely of spines.
ಅರ್ಥ : Small (2-4 inches) pugnacious mostly scaleless spiny-backed fishes of northern fresh and littoral waters having elaborate courtship. Subjects of much research.
ಸಮಾನಾರ್ಥಕ : stickleback