The semi-aggressive Arowana fish are impressive swimmers created for his or her native South American Amazon river. These sleek, silver fish are streamlined, carnivorous predators which can expand up to 4 ft in size if given ample House. Their muscular bodies function exceptional “drawbridge” formed mouths and very small tailfins. https://pearlaquatics.my/4-things-to-check-before-approaching-an-online-aquarium-store/