I counted 8 fish in your tank, I know they are not tangs but they still go poo poo and pee pee. How you have no problem with nutrients while using tap water is beyond me Raied. But good on you buddy
Yah till now I don't have any issue with my tank till now (I knew someone's gonna count the fishes haha). Weird stuff :P Like they say, every tank is different
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You wouldn't want to see my tank. I don't use fancy equipment and I am a noob