The Arowana is a very substantial but graceful fish which makes an exceedingly fascinating freshwater tank inhabitant. Incorporating a protein skimmer is often a definite plus to remove rapidly-accumulating and troublesome natural and organic matter. A wholesome and thriving unfiltered tank is achievable to accomplish, but it'll consider some forethought https://aquarium-setup-tips06160.ziblogs.com/37593323/rumored-buzz-on-aquarium-setup-tips