Striking green, red, and bronze coloration Large oblong leaves with deep veins Easy background plant Not available to be shipped to Hawaii and Alaska. Red Rubin Sword is a beautiful alternative to the traditional Amazon sword because of its broad, oval leaves with green, red, and bronze coloration. Like other similar...

Long Pointed Leaves Medium to large anubias, good for mid ground or background planting Easy to grow in low light Not available to be shipped to Hawaii and Alaska. Anubias lanceolata is hardy type of Anubias with long, slender, pointed leaves. It is a hardy, easy-to-care for plant, and can be...

Coarse sponge Shipped full sized, not vacuum packed Coarse, anti-clogging sponge This replacement sponge filter is for the Coarse Sponge Filters. These are a direct replacement and the same as the ones we sell with our sponge filters. Our sponge filters are not shipped vacuum packed as you’ll see with other...

Excellent source of protein Similar taste and texture as live tubifex worms Free of harmful parasites and bacteria Tubifex worms are a great source of natural protein for many different types of fish. This freeze-dried option offers a very similar taste and texture to live tubifex worms but without the worry of...

Natural-looking decor to hold potted plants Works in bare bottom tanks Keeps fish from digging up plants These rock-like planters great for setting up an easy aquascape. They allow you to move the plants as often as you want and keep fish from digging up your plants. They are especially...

Dye-sublimated for vibrant, long-lasting colors Ultra-smooth, comfortable fabric for all-day comfort Durable fabric that resists fraying and suitable for daily use Show your co-workers and classmates that you are a super NERM with the Aquarium Co-Op Lanyard. The lanyard is made from durable polyester and printed with dye sublimation. Secure your...

Low-profile "dad hat" Adjustable buckle 100% cotton twill Looking for a Aquarium Co-Op ball cap that's comfortable and not too flashy? This low-fitting, unstructured hat has a solid dark green background with our slogan "Enjoy Nature Daily" on the front and "Aquarium Co-Op" on the back, embroidered in white. For maximum comfort,...

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...

Deletes Surface Skimming Makes Seachem Tidal Filters safer for fry and shrimp Angled intake to position pre-filter sponge off back wall of aquarium The hang on Back Optimizer solves the biggest complaint with Tidal filters, the surface skimming, side skimming, and unprotected intake on the Tidal 35. We've optimized this...

Accurate and Easy to Read Suction Cup Holds Thermometer in Place Fahrenheit and Centigrade Readings Protect your fish from temperature swings and have total peace of mind with the floating glass thermometer. It comes with a handy suction cup so it can be stuck to the inside glass of your aquarium...

Quickly Clears Cloudy Water Safe For All Fish, Plants and Invertebrates Improves Filter Efficiency Fritz Crystal Clear is best suited for use on cloudy or hazy aquarium water where filtration alone isn't enough to clear it. The clarifier works by pulling together the free floating particles in the water which...

100% cotton Perfect size for aquariums Black color to hide stains Tired of dripping water everywhere when cleaning your fish tanks? Get an official Aquarium Co-Op towel to dry your hands, tank walls, and tools. This 100% cotton terry cloth is very soft and absorbent, perfect for wiping up any...

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,...

Perfect water conditioner for betta fish Detoxifies chlorine, chloramines, and heavy metals Promotes healing with tannin extracts, aloe, and vitamin E Fritz Betta Guard is a specialized water conditioner that provides the perfect parameters for a betta fish living in a small aquarium. Not only does it act like a normal dechlorinator that neutralizes deadly...

Established Bacteria from Real Aquariums Speeds up Cycling Time of Aquariums Freshwater Live Bacteria Strains The secret sauce for an aquarium has always been Live Aquarium Bacteria. Getting a starter culture that was clean wasn't always easy. You can ask at a fish store, but you may get disease, snails, duckweed etc....

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...