Fish Tanks - Aquariums, Fish Tank Stands & Dividers

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.

*For all offers listing a percent or dollar amount off regular price for individual products or categories of products: Eligible products only. Exclusions may apply. While supplies last. Quantities may be limited. Prices & selection may vary by store & online. Deliveries may be delayed. Offer may not be combinable with other promotions offers or discounts. Terms and conditions of an offer are subject to change at the sole discretion of PetSmart. See offer on site for end date. If the offer is a BUY/GET offer: Discount taken on lowest priced item(s) purchased. Mix and match not allowed between offers. Some offers require a minimum quantity purchase to receive discount. If the offer is a sitewide SPEND/GET offer: Transaction total is prior to taxes & shipping & after discounts are applied. Promo code may be required and should be entered upon checkout. See product page to determine eligibility and for complete offer details. If the offer is an EXTRA SAVINGS offer: Valid on select sale & online prices for merchandise. Enter promo code at checkout. See product page to determine eligibility and for complete offer details. For TREATS REWARDS offers: All bonus points offers must be activated in your Treats Rewards account prior to purchase. Must be signed in to your Treats Rewards account online or use membership ID in stores at checkout. See offer card in your Treats Rewards account for complete offer details.

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Save 35% on your first Autoship order up to a maximum savings of $20.00 and 5% on recurring orders. Must be signed in to your Treats account to receive discount. Savings will automatically reflect in shopping cart with purchase of qualifying product and enrollment in Autoship. Exclusions apply. Eligible products only. See product page to determine eligibility. Not valid on services, gift cards, gift certificates, previous purchases & charitable donations. Offer may not be combinable with other promotional offers or discounts. Autoship terms and conditions apply. Treats members receive free shipping on select orders over $49.00, prior to taxes & after discounts are applied (additional terms apply). Prices & selection may vary. While supplies last. Quantities may be limited and deliveries may be delayed.

Treats Rewards members enjoy Free Standard Shipping on select orders over $49. Must be signed into your Treats Rewards account prior to purchase. Transaction total is prior to taxes & after discounts are applied. Savings will automatically reflect in shopping cart with the purchase of qualifying merchandise. Maximum value $75. Due to size and/or weight, certain items bear an additional shipping surcharge or special handling fee. Valid only on orders shipped within the contiguous 48 U.S. states, military APO/FPO addresses and select areas throughout Canada. Offer not valid on all or select products in the following categories: live pets, canned, fresh or frozen foods, select cat litters. Terms and conditions of this offer are subject to change at the sole discretion of PetSmart. Delivery may be delayed due to acts beyond our reasonable control, which may include, but are not limited to, weather, strikes, power outages, shutdowns, local, provincial or federal governmental actions, and other similar acts. Offer valid on PetSmart.com.

Free Same-Day Delivery is available in most areas. Eligible products only. Exclusions apply. See product page to determine eligibility. While delivery is contact-free, we recommend being home during the delivery window to bring perishable items inside right away. Prices & selection may vary in stores & online. While supplies last. Quantities may be limited. See www.petsmart.com/help or store associate for more details.

Curbside orders must be picked up two hours prior to store closing time. In store pickup available during all store hours. Orders must be placed two hours prior to pickup to receive same day. Store hours may vary. Check your local store for details & current store hours. Prices & selection may vary by store & online. While supplies last. Quantities may be limited. See www.petsmart.com/help or store associate for more details.