U will b fine i do 80% water changr every Wednesday. U have to understand that most of the bb will be in the substrate driftwood filters etc...there are far more bb in these things then jus free floating bb. If u check out my sig i have a pretty heavy bio load i havent had a mini cycle yet. It basicly comes down to the person who does the wc do they wanna do 20% every 2 days or one large wc weekly.
240 gallon aquariun. 300 gallon wet/dry filter with 1 Fluval fx5.
stock:
1x male 12 inch Frontosa, 4x13-19 inch florida gars,12inch Longnose gar,6 inch motoro stingray,9 inch delhezi ,7 inch texas cichlid,15 inch tiretrack eel,16inch clown knife, 3x 14-17 inch hybrid peacock bass!


