I have a 20 gallon aquajapan AIO mixed reef tank with sand bottom and live rock. I'm running a 20 W heater, a Kessil A80 Tuna Blue, and an Aquapulse 1,320 GPH powerhead. For fish I have a clownfish, a starry blenny, a melanurus wrasse, and I just added a yellow tang a week ago that is doing well.
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