• Two Easy Ways to Start Earning Rewards!

    rewards header
    Become a member today!
    Members-only pricing and offers, personalized care notifications, Vital Care points back on every purchase and more!
    Already a member? Sign in
    Petco Pay LogoBecome a credit card member today!

    Earn 2X Pals Rewards points at Petco
    when you use Petco Pay!

    APPLY NOW
    Learn More About Petco Pay Benefits

Fish Food & Supplies

  • Live Fish

  • Fish Tanks, Aquarium Kits, & Stands

  • Fish Aquarium Equipment

  • Aquarium Decor

  • Aquarium Plants

  • Aquarium Water Care

  • Fish Food

  • Pond Shop

Whole Health Services

Vet Services.
Vet Services
Vital Care.
Vital Care
Insurance.
Insurance

New Fish In The Family?

Learn how to take the best care of your pet with our new fish guide.

Learn More

Aquarium Set Up Guide

Learn what you'll need to create and maintain a healthy aquatic environment.

Learn More

Order Today, Get It Today

10% off Buy Online Pickup In Store

On orders $50+

Exclusions apply. See details.

Free Same Day Delivery

On orders $35+

Exclusions apply. See details.

Fish & Aquarium Supplies, Food, and Filters

Every fish needs a tank to call home. Find everything you need to take care of your fish, pond, or aquarium. Whether you've got a Betta or a blue tang, you can find the right tank and essentials to suit your pet's needs. Fish tanks come in all shapes and sizes from the gallon acrylic desktop variety to the 75 gallon saltwater aquarium.
The size of your tank depends on the type and quantity of fish you keep. Similarly, the accessories you need depend on the size of your tank and the type of fish you have. A wide selection of specialized equipment is available for freshwater or saltwater tanks including tank cleaning accessories, brushes and nets, salt mixes and reef lighting. All your fish's must-haves in one easy-to-find spot – shop for all the fish supplies and accessories your pet needs. Not sure what to buy? Browse these helpful guides on bringing home your new freshwater or saltwater fish, including this aquarium checklist for beginners.

Frequently Asked Questions

The supplies you need can differ depending on which fish you plan on owning. Learn more about what you need with Petco’s freshwater fish and saltwater fish guides.

Setting up an aquarium can vary based on the fish species and tank type you plan to own. Most hobbyists start by measuring their space, cleaning out their new aquarium, and leaving enough space for aquarium equipment to be installed. Browse these guides for help in setting up your freshwater or saltwater aquarium.

Petco offers a wide variety of aquarium supplies to help you keep your aquarium running smoothly. Browse our selection online or in-store today!

Styled arrow button