Dwarf fish including Guppies and Danios, Corydora catfish, pigmy suckermouths, teams of barbs or tetras The American Flagfish are subtropical species and may be held without a heater in hotter locations. However, if you reside somewhere exactly where it gets cold throughout fall and winter I'm able to advise the https://pearlaquatics.my/what-is-the-necessity-of-professional-pond-routine-maintenance/