Shop by tank size

Take a discovery dive for the perfect aquarium.

  • $0 - $50+


Tanks, Aquariums & Nets

(150 results)
Aqueon Standard Glass Rectangle Aquarium
3 sizes
(74)
$11.49
-
$27.49
$22.99
-
$54.99
Top Fin® Essentials Aquarium Starter Kit
6 sizes
(2840)
$55.99
-
$183.99
$69.99
-
$229.99
Top Fin® LED Aquarium
2 sizes
(85)
$149.99
-
$174.99
$299.99
-
$349.99
Top Fin Open Glass Aquarium
2 sizes
(181)
$9.99
-
$59.99
$19.99
-
$119.99
Top Fin® LED Bubble Wall Aquarium Kit
2 sizes
(429)
$89.99 - $134.99
Top Fin® LED Black Glass Aquarium
2 sizes
(145)
$54.99 - $89.99
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Choosing the best new home for your fish is one of the most important parts of pet parenthood. At PetSmart, you’ll find a large selection of fish tanks and aquariums that are sure to suit your aquatic pals’ needs. Whether you have just one or a whole school of fish, we have a wide range of tanks and aquariums in many different styles, colors, sizes, shapes and materials. 
Give your fish a beautiful place to live with one of our many fish tanks and aquariums! Choose a large aquarium that complements your home décor or a simple fish bowl that fits nicely on your desk at work. Aquarium stands are great for housing your finned friends and storing their supplies at the same time. 
Need something else for your fabulous fishy besides fish tanks and aquariums? PetSmart’s wide array of fish supplies will help you give your fish the care they deserve. From fish food to aquarium décor, we have it all. Stop by your neighborhood PetSmart or shop online today! 
PetSmart also offers convenient shopping with curbside or in-store pickup. Need something today? We have select items available for same-day delivery in most areas powered by DoorDash. For items you purchase frequently, PetSmart has Autoship that automatically delivers the items you want to your door as often as you’d like. Check the website to see what items are eligible.
 

Frequently Asked Questions (FAQs)

 

What supplies do I need for my fish tank?

 
PetSmart offers great starter kits for those interested in pet fish! Some common supplies to get include an aquarium, a fish tank stand, filtration, plants/décor heat, light, substrate, water testing kit and more.
 

What do you need for a beginner fish tank?

 
A beginner fish tank needs water, a filtration system, a heater, aquarium substrate, lighting, heating, water testing kits and plants/décor.
 

How do you start an aquarium?

 
Make sure to start your aqarium several days if not weeks before you bring a fish home. Put everything in the tank and let it complete the nitrogen cycle before adding your fish.