i have a 75 gallon tank and do not use any chillers or heaters. the water temperature is always at 40 degree Celsius. is that ok ? or do i need to cool it or heat it ?
here are the fish that resides on my 75 gallon tank
also i have a wrasse and another anemone that is not in the pictures above
here are the fish that resides on my 75 gallon tank




also i have a wrasse and another anemone that is not in the pictures above