most people keep fancy GF eventually will use a thermometer. GF are not really cold
water fish, that is, they dont thrive in cold water but can live despite being in
cold water. optimal temps for GF are around 75-78oF.
but the best use of a thermometer is to prevent the temp swinging around. sharp temp
drops stress the fish and bring on ich. Ingrid

"Steve carr" wrote:
Does anyone have any thoughts on using a heater purely for maintaining a
constant temperature. Any comment would be most helpful.


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