if i went with goldfish would i need a heater? without heaters tank dont get above 74 ( 68 to 72 ) and what kind can i have in my 75/80?? i was told ( well i read ) 20 gallons per fancy then 10 gallon for every other fancy. so that means i can have 7 fancy in my 75/80 right?? what about dojo loaches?? i may even add danios ( dont know if im goin this route yet just researchin first )
any other info u can provide?
any other info u can provide?