Rectangle

Your natural reaction may be to sort rectangular aquariums by gallons - which is a measure of volume often distorted by its height and width. Since your floor space may be limited, your best bet is to shop rectangle aquariums by length instead.
Square Cube Aquariums
Ranging from 2-60 Gallons
2-Feet Long Rectangle Aquariums
Ranging from 29-60 Gallons
3-Feet Long Rectangle Aquariums
Ranging from 30-85 Gallons
4 Feet Long Rectangle Aquariums
Ranging from 55-150 Gallons
5 Feet Long Rectangle Aquariums
Ranging from 75-185 Gallons
6 Feet Long Rectangle Aquariums
Ranging from 125-460 Gallons
8 Feet Long Rectangle Aquariums
Ranging from 240-530 Gallons
10 Feet Long Aquariums
Ranging from 300-670 Gallons