Definition. How the range is identified; made up of the cell in its upper-left corner and the cell in its lower-left corner, separated by a colon. Term.
As an average, a tropical fish tank should be kept at around 26-27 degrees Celsius (79-81 degrees Fahrenheit).This is NOT by any means set in stone though however this temperature range covers the most tropical fish at a comfortable temperature.s an average, a tropical fish tank should be kept at around 26-27 degrees Celsius (79-81 degrees Fahrenheit).
It depends on the species, but in general tropical fish are most healthy in the range of 75-80Â°F (24-27Â°C). Cold water fish do better in temperatures well below that, some of them enjoy water well below 70Â°F, which is not suitable for any tropical fish.