The semi-aggressive Arowana fish are effective swimmers built for his or her native South American Amazon river. These smooth, silver fish are streamlined, carnivorous predators that can increase around 4 ft in length if presented adequate House. Their muscular bodies element distinctive “drawbridge” formed mouths and tiny tailfins. Stingrays need https://pearlaquatics.my/how-to-keep-a-freshwater-aquarium-clean/