The Semi-aggressive Arowana fish are powerful swimmers created for his or her native South American Amazon river. These modern, silver fish are streamlined, carnivorous predators which can improve around four toes in duration if provided more than enough space. Their muscular bodies function unique “drawbridge” shaped mouths and little tailfins. https://pearlaquatics.my/what-are-the-pros-cons-of-keeping-discus-fish/