Common references
Aquarium sizes
Start with a familiar nominal size, then check the actual model footprint before you buy equipment or a stand.
Nominal size
2.5 Gallon
3 catalog models currently listed.
View size guide →Nominal size5.5 Gallon
3 catalog models currently listed.
View size guide →Nominal size10 Gallon
14 catalog models currently listed.
View size guide →Nominal size15 Gallon
4 catalog models currently listed.
View size guide →Nominal size20 Gallon
7 catalog models currently listed.
View size guide →Nominal size20 Gallon High
1 catalog model currently listed.
View size guide →Nominal size20 Gallon Long
1 catalog model currently listed.
View size guide →Nominal size29 Gallon
3 catalog models currently listed.
View size guide →Nominal size40 Gallon Breeder
2 catalog models currently listed.
View size guide →Nominal size55 Gallon
6 catalog models currently listed.
View size guide →Nominal size60 Gallon Breeder
1 catalog model currently listed.
View size guide →Nominal size65 Gallon
2 catalog models currently listed.
View size guide →Nominal size75 Gallon
5 catalog models currently listed.
View size guide →Nominal size90 Gallon
3 catalog models currently listed.
View size guide →Nominal size125 Gallon
8 catalog models currently listed.
View size guide →Nominal size150 Gallon
3 catalog models currently listed.
View size guide →Nominal size180 Gallon
2 catalog models currently listed.
View size guide →Nominal size210 Gallon
2 catalog models currently listed.
View size guide →