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Made in Germany, 3 Year Warranty, Run Dry Protection! The obvious ideas are often the best. This also applies to the aquarium heating element. It is simply hung in the water and heats it up. The...

Design: Redesigning the plastics in the Hydra lineup has resulted in two major benefits: better efficiency and better aesthetics. Efficiency improvements reduce the demands on active cooling for...

Copper treatment for external parasites Active at low concentration (does not precipitate) Bound on amine so it is not as toxic to fish

The Advantage Series is ideal for small ponds, aquariums, and water features. Advantage UV’s are slim, lightweight units designed for maximum UV effectiveness.  Aqua Ultraviolet UV’s will clear your...

One (1) SMALL Clarkii Clownfish The Clarkii Clownfish is a highly popular aquarium species. They are sometimes sold under the name of “Sebae Clownfish”, which is actually the species name of a very...

Enriched L-Type Brachionus plicatilis rotifers. Highly nutritious plankton feed consisting of five million, fully intact Brachionus plicatilis marine rotifers with millions of eggs per 6 oz bottle...

Now Includes a Prepaid USPS First Class Shipping Label + Testing is Now Done in the USA! The results of this test provide you with the most detailed analysis of marine aquarium water you've ever...

Almost all, if not all, of the refractometers currently available to the aquarium hobby are designed for measuring saltwater (sodium chloride or brine solution) and not true ‘seawater’. Although...

The Stingray is a 12-frag magnetic frag rack with key differences from all others on the market. No other manufacturer has put this much thought and design into a frag rack.  It all starts with the...

Pro-Clean Gravel Washer & Siphon Kit - X-Large The Python Pro-Clean Gravel Washer & Siphon Kit is perfect for the beginner and experienced hobbyist alike. It effectively separates and removes debris...

The Blade Grow offers immense power in a thin package. Coral Grow features a LED mix that maximizes spectral peaks needed for coral photosynthesis. Use alone or augment with the Blade Glow for a...

Nox-Ich is your answer to killing external parasites upon contact. It is especially effective against the common occurring parasite, ICH. Add just one drop per gallon to eliminate unwanted visitors...

Build striking, unique aquascapes in your aquarium with Two Little Fishies STAX Aquascaping Rocks. STAX are flat, porous, oolitic limestone shapes, perfect for building layered aquascapes in marine...

The gels are full of our Waste-Away Bacteria that are automatically and continuously released into your aquarium to consume nutrients and break down fish waste; keeping your tank clean and water...

Super nutritious Natural Red Seaweed sheets. Ideal for marine herbivores such as Tangs and Surgeonfish, Moorish Idols, Parrotfish, Angelfish, large Butterflyfish, and herbivorous freshwater fishes,...

The HELIO smart controller bridges the gap between hobby grade and commercial controllers. Its processor goes hand in hand with the titanium sensor to keep your temperature readings stable. The...

Overview Provides numerous elements important to the formation of various biochromes (biological pigments), complex molecules that give coloration to plant and animal cells through their selective...

On average 3/4" - 1" in size.  If you are looking to start buying coral online to add to your aquarium, this is the best beginner sps coral. ACI Cultured Fuzzy Green Pocillopora Coral. A great...

Don't let its size fool you. Evo packs the same performance features as a tank several times its size, but is small enough to fit on any desk or counter top. A super bright 11000 K LED provides...

Maximize your aquarium’s clarity and health with the Aquatop MR-20 Multimedia Reactor. This compact, high-efficiency filtration system is designed to provide professional-grade water polishing for...

Special Reef Sand is a a coarse mix of 1-3 mm size aragonite sand sustainably harvested from pristine sites in the Western Pacific and Caribbean. Sterilized then packaged with live BioPronto,...

Never worry about a power outage again with the Aquatop Breza AC/DC-ONE, an essential insurance policy for any aquarium. This innovative air pump functions like a standard aerator but features an <

On average 3/4" - 1" in size.  If you are looking to start buying coral online to add to your aquarium, this is the best beginner sps coral. Forest Fire Digitata is a beautiful branching...

IceCap Fish Trap disassembles for space-saving storage and assembles in minutes. Bait with food and as soon as the desired fish is inside the trap simply release the mechanism to close the trap door...

The Tunze Turbelle Nanostream uses the latest state of the art in technology, making it one of the best compact propeller pumps used to circulate water in aquariums or tanks. Magnet Holder with...

NPX Bioplastics® granular media made from biodegradable polymers. For use in a fluidized reactor. The slow release of organic food from these plastics promotes the development of bacteria that...

These natural porous calcium carbonate rocks are sliced on two sides to create ledges, platforms, and caves, and are perfect for fragging corals of all sizes. Flatz can also be used to design...

The Prodigy by ESHOPPS is a new addition to the Color Series that combines Innovation and Creativity at its core. It was created for advanced aquarists with efficiency and beauty in mind. The Prodigy...

These industrial series PVC Schedule 80 valves are the best on the market.  Cepex offers a complete range of ball valves in PVC-U and PVC-C (both manual and automatic), featuring the “Antiblock”...

Live product. Keep refrigerated. Do not freeze. Refrigerated life is 4 months with a temperature Range of 34 - 50 degrees F. Use before expiration date on bottom of bottle. Shipping: Live Foods Ship...

Free on Orders of $250+, Just Add to A Cart over $250. Professional ICP seawater laboratory analysis - ICP-OES is used to analyze over 35 chemical elements in the seawater sample.After the...

New Version - Higher Power    The perfect reef aquarium is free of pests. Nothing to sting, eat or smother your beautiful corals! However, every reef aquarist knows that this isn’t always the case! 

Designed with hobbyist needs in mind, Red Sea’s new slide-out Control Panel helps you to get the most out of your cabinet space by placing your dosers, controllers and other devices in one easily...

MarcoRocks Nano Shelf – 8lb Bag The Perfect Foundation for Your Nano Reef Masterpiece Bring the dramatic, multi-tiered aesthetic of professional aquascaping to your smaller aquarium with the

Don't just put rocks in your tank, ROCK YOUR REEF with LifeRock Shelf Rock! Spectacular shelves make the perfect display area for inverts or use shelves to create caves and platforms. Amazing...

Big Pump Features in Pumps of All Sizes Control with MyAI, Mobius, or MXM Three Easy-to-Use Pump Modes Ideal for All-In-One Aquariums up to 15 Gallons Axis pumps offer full control, wireless...

Marshall Island Green Polyp Leather is a very bright green colored Sarcophyton sp. This mushroom shaped soft coral has good polyp extension with small delicate green polyps. One of the brightest...

Fully adjustable 1-10 ml pipette for accurate measuring during testing. Volume Range:1-10ml; Increment: 100μl. This 10ml Pipette's fit 10ml Four E's Scientific Tip's Digit display to allow for...

Since they first hit the market, there have not been significant improvements in magnetic probe holder designs. The MPO Duo Magnetic Probe Organizer changes that with innovative new features...