up to 40% off select supplies - free shipping - see offer details



Coralife BioCube PC/LED Fish Tank

$249.99 to $379.99
$209.99 to $284.99 save up to 25%
More options available
Midwest Tropical AquaTable Aquarium Octagon

$699.99
$559.99 save 20%
SeaClear Bowfront 36 Gallon Aquarium Combos in Clear

$309.99
$247.99 save 20%
SeaClear Rectangular 15 Gallon Aquarium Combos in Blue
$209.99
$167.99 save 20%
Fluval Edge Aquarium Kit in Black

$212.49
$180.61 save 15%
SeaClear Deluxe Hexagon 15 Gallon Aquarium Combos in Clear
$199.99
$159.99 save 20%
Fluval Edge Aquarium Kit in Silver

$129.99
$110.49 save 15%
SeaClear Rectangular 29 Gallon Show Junior Executive Kits in Clear

$339.99
$271.99 save 20%
SeaClear Rectangular 50 Gallon Aquarium Combos

$349.99
$279.99 save 20%
SeaClear Flatback Hexagon Aquarium Combos

$289.99
$231.99 save 20%
SeaClear Rectangular 29 Gallon Show Junior Executive Kits

$339.99
$271.99 save 20%
More options available
SeaClear Rectangular 30 Gallon Show Aquarium Combos

$279.99
$223.99 save 20%
More options available
SeaClear System II 26 Gallon Aquarium Combos in Black

$549.99
$439.99 save 20%
Fluval Edge Aquarium Kit in White

$129.99 to $212.49
$110.49 to $180.61 save up to 15%
More options available
SeaClear 46 Bowfront Sys II RTR

$714.99
$571.99 save 20%
More options available
SeaClear Rectangular 30 Gallon Show Aquarium Combos in Blue
$279.99
$223.99 save 20%
SeaClear Rectangular 40 Gallon Aquarium Combos in Black
$299.99
$239.99 save 20%
SeaClear Rectangular 20 Gallon Aquarium Combos in Blue
$189.99
$151.99 save 20%
SeaClear Flatback Hexagon Aquarium Combos in Clear
$289.99
$231.99 save 20%
SeaClear Rectangular 29 Gallon Show Aquarium Combos in Black
$269.99
$215.99 save 20%
SeaClear Rectangular 50 Gallon Aquarium Combos in Blue
$349.99
$279.99 save 20%
SeaClear System II 40 Gallon Aquarium Combos in Black
$559.99
$447.99 save 20%
SeaClear Rectangular 20 Gallon Aquarium Combos in Black
$189.99
$151.99 save 20%
SeaClear System II 40 Gallon Aquarium Combos in Blue
$559.99
$447.99 save 20%

large fish tanks for sale: big fish tanks & aquariums

Browse through Petco’s selection of large fish tanks for sale and find an expansive underwater world of opportunities. Big fish tanks can not only look beautiful, they will also provide for healthier environments if you choose to house a high volume of fish, living coral or plants. Even if don’t currently own many fish, large aquariums offer you the option to get more when you’re ready. Before looking through the many large fish tanks for sale however, you should first consider your aquarium’s placement. The surface you choose should be wide enough not just for the large aquariums you’re considering, but also wide enough for the equipment and accessories necessary to maintain them. You should also make sure your floor and the furniture you use is able to hold the weight of big fish tanks. Once you’ve found a secure spot, be ready to commit since large aquariums can be difficult to move once they are filled to capacity. Moving large fish tanks can also be hazardous to the health of its inhabitants if you drop or in advertently shift contents during relocation. If you want to make your large aquarium the centerpiece of your living room or reception area, there are also tables available that can double as durable as aquatic habitats. These large fish tanks can become gorgeous conversation pieces with proper and consistent care, so make sure someone is committed to cleaning and feeding the inhabitants within. Big fish tanks will require different equipment depending on the kind of living things you house within. Large salt water aquariums with coral for example will need appropriate lighting and powerheads to simulate an ocean environment. Get inspired by the many large fish tanks available at Petco and discover how you can create an impressive underwater equipment.