The semi-aggressive Arowana fish are effective swimmers constructed for his or her native South American Amazon river. These sleek, silver fish are streamlined, carnivorous predators that may expand around 4 toes in length if supplied ample space. Their muscular bodies element special “drawbridge” shaped mouths and tiny tailfins. Plecostomus catfish, https://pearlaquatics.my/how-to-keep-your-aquarium-clean/