alexistayla
Aquarium Advice Apprentice
I go through the set up of my 10g reef pretty thoroughly in my thread here.
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And while a hob isn't necessary it's handy to run media and floss, and for some extra surface agitation.
ohhhh you just inspired me to do black sand so i was looking into the hydor koralia 425 pump. would this be enough? if i decided to do a 10-20 gallon?