The semi-intense Arowana fish are impressive swimmers developed for their native South American Amazon river. These modern, silver fish are streamlined, carnivorous predators that can improve approximately 4 feet in size if offered ample Room. Their muscular bodies function one of a kind “drawbridge” formed mouths and very small tailfins. https://pearlaquatics.my/3-must-have-things-while-building-an-aquarium/