I don't think he needs to upgrade from a 2080 on a 100 gallon. They are very big, and great at bio-filtration.fishieperson321;558132;558132 said:Typically, it is from dissolved organics in the water or tannic acids from driftwood. Do you use carbon in your filter? If not, you should and if the problem persists, you should upgrade to a larger filter. Oh yeah, do a 25-50% water change and vacuum all the gravel thoroughly.
WyldFya;558216; said:I don't think he needs to upgrade from a 2080 on a 100 gallon. They are very big, and great at bio-filtration.
rallysman;558131; said:do you have any driftwood in your tank?
dmopar74;558226; said:sorry if this is off topic but what the hell are you gonna do with 6 pacus?!