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).
Heating. Tropical fish require a normal maintenance temperature between approx. 22-29 o C (72-84 o F), with many species being kept at a 'middle value' of 24-25 o C (75-77 o F). Maintaining a stable temperature (and more importantly avoiding rapid changes) is vital to avoid stressing fish.The temperature of a tropical aquarium can be maintained in a number of ways.ropical fish require a normal maintenance temperature between approx. 22-29 o C (72-84 o F), with many species being kept at a 'middle value' of 24-25 o C (75-77 o F). Maintaining a stable temperature (and more importantly avoiding rapid changes) is vital to avoid stressing fish.