So I added a 100 watt heater to my aquarium. I do not think it is enough. I have a 20 gal and 100 watts is recommended. But last night my tank was sitting at 76 degrees. Now it is sitting at 68 degrees. I have lost a fish already. Should I get a higher wattage heater?
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Sent from my XT1585 using Aquarium Advice mobile app