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Spirulina Algae as Main Ingredient Balanced Diet in Gel Form Ideal for Feeding Plant-Eating Fish Over Extended Time Repashy Soilent Green is a nutritious gel food which is water stable for up to 24 hours. It is created using spirulina algae as the main ingredient and is therefore an excellent daily...

Only 6 Ingredients + Vitamin Pack Extremely long floating time High protein formula with krill and anchovy Our Easy Community Floating Pellets are made of 6 main Ingredients. The majority of the food comes from three high quality protein sources: Whole Anchovy Meal, Whole Krill Meal and Whole Shrimp Meal. To hold the...

Unique look Easy to care for 100% clean with no algae, duckweed, or snails Taxiphyllum barbieri 'Bogor Moss' from South-East Asia is a hardy plant which makes few demands on the water or light. The moss becomes 3-10 cm thick and grows willingly on any surface, so it is ideal for...

Easy squeeze bottle for fast feeding High protein food made of salmon Refillable After many years of breeding fish and running a large fish rooms and fish stores, I developed this special food for quickly feeding baby and small fish. With the easy squeeze bottle, feeding is now a one-handed operation, where one...

Easy to grow Midground plant Low light Cryptocoryne wendtii 'Green' is a variant of crypt wendtii and has the same care requirements. It does not require high light and will grow to about 6-8 inches in height, making it an ideal midground plant in aquascaping. Unlike regular crypt wendtii, crypt wendtii...

Durable Plastic Threads Do Not Come Loose Fine Air Control The Ziss Premium air valve is made to a higher standard than any other valve on the market. I have since been switching out every air valve I use for these in our store and fish room. These control the flow of air...

Hold air accessories in place Prevent floating airline Includes 5 holders per package Airline holders are great for running airlines where you want them in an aquarium. Keeping airline tubing in a corner or near a filter when coming in along the background and running below the substrate with an airline holder keeping...

Measures nitrate, nitrite, pH, GH, KH, and chlorine Results in 15 to 60 seconds Available in two sizes: 25 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 — which...

Treats bacterial infections (effective against gram-negative pathogens) Safe for aquarium plants Safe for shrimp, snails, and other invertebrates Fritz Maracyn® Two powder is a broad-spectrum antibiotic developed for use in aquariums which has been shown to be effective against a number of pathogenic bacteria associated with ornamental fish disease. Due to its...

Flexible and bendable Non-toxic for fish, shrimp, and snails Do not contain lead Many aquarium plants will float if uprooted, but plant weights to help make sure your plants stay where you want them. These are made from tin and are aquarium safe, easily bent to fit where you want...

Modular Plate System Customizable Uplift Tube Placement Scalable to Any Size Aquarium Undergravel Filter Systems have been around for decades. The simplicity is its strength. We've added a few optimizations to the platform, like using our Easy Flow air lift system. This was accomplished by using our uplift system, creating a new...

100% cotton Soft, comfortable fit Designed for long-lasting wear Show your pride for the Co-Op with a classic, black t-shirt that features a green "Enjoy Nature Daily" slogan on the front and stylized Aquarium Co-Op logo on the back. This comfortable shirt is made with 100% cotton that you'll enjoy wearing all...

Durable, heavyweight glass Easy-to-read markings 1 ounce capacity This useful little glass is a great tool for measuring liquids in either teaspoons, tablespoons, ounces, or milliliters. It has markings for each measurement and also features the Aquarium Co-Op logo on the front in green. Great for when it comes to dosing medications,...

Easy foreground plant for low light tanks Looks like anubias but plants into the ground 100% clean with no algae, duckweed, or snails Schismatoglottis prietoi is a relatively new plant to the aquarium hobby that looks like anubias but has softer leaves and prefers to be planted in substrate. Its almond-shaped,...

Strongest Suction Cups in the Aquarium Hobby Fits most Ziss Products and Aquarium Co-Op 3D Printed Items Convenient 2-Pack The Ziss suction cups that come on various Ziss products, such as the Ziss Premium Breeder Box, Ziss Egg Tumbler, and Ziss Bubble Bio Moving Bed Filter, are super strong, and...

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...