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With huge features jammed in a tiny package, the Duetto2 is the perfect ATO for your aquarium. XPAqua’s proprietary dual-optical sensor packs two precise level sensors in one incredibly small...

Plastic Snapper Hose Clamp 3/4" Black

Medic is a highly effective water conditioner used to control external fish parasites present in both marine and freshwater environments. It contains a reef-safe oxidizing agent and is particularly...

Proven High Quality Now at an Entry Level Begin your aquarium journey with the most advanced AIO (All in one) aquarium safety features and award winning quality designs. The Fusion Cube comes...

Coloration can vary - these are not always white, brown is common as well. Porcelain crabs live in abundance in Pacific Coast tide pools. They hide under stones, between mussels in mussel beds,...

The World’s First Ready-To-Use, Liquid Concentrate Praziquantel Treatment! Perfect for quarantining newly purchased fish. Liquid PraziPro is a ready-to-use, liquid concentrate that was developed...

The Maxspect Coral Gripper is a long reach tong grabber specifically designed for use in marine aquariums with 316L stainless steel components. Enjoy dry hands and arms as you easily gently move...

Not quite Reef Saver, not quite Shelf.  Quite Unique. This Hybrid MarcoRock seems to do it all.  It lends itself to be quite easy and forgiving to work with.  The shelving aspect allows for ample...

Requires a HYDROS System to operate The HYDROS Water Level Sensor is an optical sensor you can use for a variety of aquarium applications, such as sensing when your tank needs to be topped off...

One (1) Medium Ocellaris Clownfish The Ocellaris, or False Percula Clownfish is the most popular clownfish species in the marine aquarium hobby. It is called the False Percula because it is closely...

Neptune Systems Magnetic Probe Rack Features – MPR: Organizes up to four probes. Designed specifically for the Apex Controller probes, a perfect fit for the thicker temp probes. Built with an...

TDO Chroma BOOST is a granulated and pelleted fish and coral feed "top-dressed" with Haematococcus (which provides an excellent source of astaxanthin) for vibrant color and superior nutrition.  New...

The name Peppermint Shrimp applies to a variety of Lysmata species that are distributed along the Eastern Seaboard, Gulf of Mexico and the Caribbean. This attractive shrimp is named for the red...

Convenient Remote Control wi

The Ultimate Hair Algae Destroyer When it comes to eradicating stubborn nuisance algae, few members of the cleanup crew can compete with the raw power and efficiency of the Pincushion Sea Urchin...

Radion XR15 G5 RMS Tank Mount. Backward compatible with all previous generations of radions. Each kit contains everything needed to mount a Radion light on almost any standard or rimless tank...

Feed your fish consistently, and safely, while you are home OR away! NOT A STAND-ALONE FEEDER (MUST BE USED WITH AN APEX SYSTEM) A key component of caring for aquatic animals is regularly providing...

Movement SynchronizedSimulating natural water currents found on coral reefs, eFlux™ controllable wave pumps provide tank wide circulation, improving water quality and promoting strong coral growth...

(Reagents SOLD SEPARATELY) The Trident is an automated testing system that regularly tests alkalinity, calcium, and magnesium in your saltwater aquarium — and then communicates this information to...

This proven and effective treatment helps kill aiptasia and prevents it from reproducing. When used properly, it is reef safe and will not harm corals or other inhabitants. If you've ever had...

This 6 foott long HYDROS System Command Bus Cable allows HYDROS devices to communicate and even provide power to the Control 2 and Control 4.

Don’t be fooled by its compact demeanor! The Nero 5 punches well above its class delivering true 3000 gallons per hour (gph) of flow. That’s the kind of flow that keeps your tank clean and your...

NOTE: The specific gravity is temperature dependent. With increasing temperature the specific gravity decreases. Therefore, the measured water temperature should be 25 °C / 77 °F to obtain a correct...

Introductory pricing for a limited time. Limited quantities. Pukani Dry Rock is here for the very first time since 2018!  We are proud to announce the offering of Walt Smith Fiji rock. 100% Natural...

When it comes to copepods, Reef Nutrition has you covered whether you want to seed a tank, boost a population, use for feed or culture.  Pack contains 6 oz bottles of LIVE Apex-Pods, LIVE Tigger-Pods...

Although originally engineered for feeding the Goniopora genus, this product has been very well received in the hobby as an excellent food source for all filter feeding corals.The particle size of...

IceCap Coral Feeder allows you to target feed corals and fish without getting your hands wet. Soft rubber tip prevents possible damage. Available in 15", 19", 27" & an expandable feeder to 39 inches.

25 Page Notepad for keeping tracking of your water testing and parameters.  Includes suggested values.

Extreme Accuracy. Easy to Test in 4 Steps - Zero the Checker, Add a regent to your water sample, Insert the Vile in the Checker, Read the Numbered Results. BOOM EASY. ZAIR. Zero, Add, Insert, Read...

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

Plastic Snapper Hose Clamp 3/4"

Nerite snails are extremely popular for their unique patterns and colors, as well as their practical benefits. They work hard to clean algae off of glass, plants, and decorations, they eat hair...

Phosphate also blocks or retards the growth of corals and calcareous algae. One of the scientific studies shows that a phosphate concentration higher than 0.05 mg/L decreases the growth of calcareous...

The PMUP is a multi-purpose pump that can be used for many different tasks on your aquarium. Automatic Top-Off (ATO) Carbon reactors GFO reactors Biopellet reactors Many other salt or...

You can now bring the world's most exotic reefs into your home with CaribSea's Arag-Alive substrates. Eight environmentally accurate ecoscapes, developed through CaribSea's cooperation with public...

Defrost and rinse your frozen food at the same time using the saltwateraquarium.mom defroster cup with insert 3D Printed by Vivid Creative Aquatics Removable screen and inner cup for easy...

In an aquarium, having the right amount of flow is crucial to the health of the ecosystem. With VorTech QuietDrive choosing the correct water circulation equipment has never been easier.

HI70024P is a premium quality 35.00 ppt salinity calibration solution that is NIST traceable and contained in portable single-use sachets. Each sachet has the lot number and expiration date stamped...

One Rock Flower Anemone Coral 3" to 5" in size. *Photo is a representation of the corals you will receive.  These are not WYSIWYG - Photo is a representation of the corals you will receive. ALL...