ON MY 125 GAL I HAVE 3 AQUACLEAR 110'S .I DO 30GAL WATER CHANGES WEEKLY I ALTERNATE FILTERS EACH WEEK ,QUESTION IS I RINSE CARBON BAG AND CERAMIC NOODLES EACH WEEK,HOW OFTEN WOULD RINSE SPONGE ?I WAS TOLD IF I DO IT TO FREQUENTLY YOUR KILLING GOOD BACTERIA,RIGHT NOW I RINSING ONCE A MONTH,ISHOULD I WAIT LONGER?I HAVE ALOT A FISH IN TANK 14 FISH AT ABOUT 6INCHES EACH ....ANY ANSWERS APPRECIATED..........