Crossword puzzle clue "ravenous fresh water fish"

(Tupi) a ferocious, carnivorous South American fish, also PERAI, PIRAI, PIRANA, PIRAYA

to find fault with unreasonably

a species of freshwater fish of the Cyprinidae or Carp family, aka cheven

a small river fish of the carp family and chub genus

DACE, a small river fish of the carp family and chub genus

LOACH, a freshwater fish