Easy for Fish to Digest Perfect Size for Community Tanks Will Not Dissolve Nor Cloud Water Hikari Sinking Wafers were developed specifically for corydoras catfish, loaches and other bottom dwellers. They contain high levels of proteins and vegetables supplemented with plenty of vitamins and minerals for a strong immune system and...

Dissolves quickly Treats bacteria, parasites, and fungus Hatches brine shrimp We recommend the use of salt for external parasite and bacterial infections. It doesn't take much salt to harm plants so it's best used in a quarantine tank or one without plants. We recommend starting at 1 tablespoon per 3 gallons and working...

Creates ideal environment for baby brine shrimp Designed to maximize hatch rate Easily achieve healthy and robust hatches Not available to be shipped to Hawaii and Alaska. Easy Brine Shrimp Salt contains sodium chloride (salt) as well as natural trace elements found in marine water, which help buffer the water...

Small, oblong leaves Bright green color Easy care with medium light Not available to be shipped to Hawaii and Alaska. Pearl weed is a bright green plant with delicate stems and small, oblong leaves. While it looks similar to baby tears, its leaves are more elongated and less circular in shape....

Excellent Source of Fiber Similar Taste and Texture As Live Daphnia Free of Harmful Parasites and Bacteria Hikari freeze dried daphnia is as close to feeding live daphnia as you can get in dry food form. This food is a great natural source of algae which can be very effective for...

Slow Sinking For Bettas Comes With Spoon for Easy Feeding Naturally Color Enhancing New 1mm size These small floating pellets are packed with highly nutritious ingredients developed specifically for Betta fish. This food is made with natural ingredients with krill being the first which will enhance the colors of your...

Barbed metal valve Precise air control Long lasting Bring fine control to your air devices with the this Barbed Metal Air Control valve. A simple lever mechanism controls the amount of air allowed through the line. If you need a threaded version for use in an air manifold system, use these threaded...

Cleans algae and hard water stains Non-toxic and fragrance-free Use 1 per tank to avoid cross contamination Stop spending hours scrubbing algae off the sides of your tank and use an algae scrubber sponge instead. Add just a little bit of elbow grease, and algae, hard water stains, and dirt won't stand...

Measures nitrate, nitrite, pH, GH, KH, and chlorine Results in 15 to 60 seconds Available in three sizes: 25, 100, and 200 tests Frequently testing your water quality is one of the keys to successful fishkeeping. We developed the Aquarium Co-Op Multi-Test Strips to be fast, comprehensive, and accurate —...

Prevents small animals and debris from getting sucked up Increases filter capacity Uses coarse foam to extend time between cleaning The pre-filter or intake sponge is a simple foam cylinder that is designed to slip over the intake tube of hang-on-back (HOB) and canister filters. The filter intake tube often has...

Not compatible with Nano sponge filters sold BEFORE December 2023 Increases flow in the aquarium Air collar makes smaller bubbles and less noise Grab yourself a spare easy flow collar to swap and clean as needed. This replacement part can be added to our sponge filters, or used to swap one...

Weighted to sink Modular height Easy to clean Keep your aquarium well-oxygenated by using an air stone with your air pump. An air stone is used to diffuse the air into smaller bubbles that agitate the water surface and increase oxygen levels. We built our weighted air stones with little,...

Show your Christmas spirit and love for fish Soft, comfortable fit, 100% cotton Designed for long-lasting wear Show your Christmas spirit and love for fish with the Aquarium Co-Op "Merry Coopmas" shirt. This shirt is 100% cotton, soft and comfortable, and designed for long-lasting wear. The shirt features a shrimp as...

Direct fit with our pre filter sponges Adjustable distance from back wall Black to blend in with backgrounds The Fluval Canister Intake Adapter fits the Fluval 06 and 07 series canister filters (also fits the 06 series filters). While we recommend using the large on all of the canisters, the...

Best food for baby fry 90%+ hatch rate Easy egg separation Live baby brine shrimp (BBS) is the #1 fry food used by breeders to grow strong and healthy baby fish. After much testing, we found these high quality BBS eggs with impressive hatch rates and easy harvesting. Get the...

Resealable Storage Packaging 12 ft Lengths Packaging Minimizes Kinks The Aquarium Co-Op vinyl tubing is made from food-grade PVC, and is designed to fit a wide range of filters. The tubing is clear for visibility, and comes in a resealable package so that it stays fresh for the next time that you...