(Maccullochella ikei)
Eastern freshwater cod (Maccullochella ikei),also known as eastern cod or Clarence River cod,are a large predatory freshwater fish of the Maccullochella genus and the family Percichthyidae,that occur in the coastal Clarence River system of north-eastern New South Wales.Eastern freshwater cod are closely related to the Murray cod of the Murray-Darling River system,and are considered an icon of the Clarence River system.