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. Includes reagents for 6x tests. The Hanna...

All Tubing is Sold by The Foot.  If you would like 10 Feet of Tubing, purchase a quantity of 10.  Need 20 foot of tubing, enter 20 for the quantity.  You can edit the quantity inside your shopping cart.  There is a 10 foot minimum on...

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 and fish health.•    Silent...

Plastic Snapper Hose Clamp 3/4"

Terminates the Hydros Collective

Fritz ProAquatics Reef Pro Mix (RPM) is manufactured using only the highest quality raw materials. Formulated by researchers and marine scientists, RPM contains all of the necessary major and minor elements of natural sea water that are utilized by...

The Trident is an automated testing system that regularly tests alkalinity, calcium, and magnesium in your saltwater aquarium — and then communicates this information to your Apex so you can get alerts, and change your dosing. When combined with...

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 corals and other ornaments within the aquarium. A strong...

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 coral healthy. Pump Modes Constant Speed -...

Red Sea Salt contains biologically balanced, elevated levels of the foundation elements (Calcium, Magnesium, Carbonates) necessary for sustainable, accelerated coral growth. Red Sea Salt is ideal for reef aquariums, in particular for LPS...

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 formulation optimized with 400 ppm astaxanthin for...

Free on Orders of $50 or More! Whether you're at the grocery store or beach, chances are you'll spot tons reusable tote bags all over the place. As the world becomes more aware of their environmental impact, reuseable bag is where it's at.  Reduce,...

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. VorTech pumps are designed by aquarists to be the gold standard for...

Nassarius snails are very active scavengers, feeding on crabs and carrion as dead fish, etc. They often burrow into marine substrates and then wait with only their siphon protruding, until they smell nearby food.  They are essential for aerating...

Chemiclean cleans stains from red, black, blue-green, and methane (bubble) producing cyanobacteria in marine aquariums. It is completely safe for all fish, corals, invertebrates, and nitrifying bacteria in reef systems. It’s simple, quick and easy...

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.

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. Each kit contains multiple sliding rails and a rotatable...

The Magnetic Optical Sensor replaces our optical sensor with magnet and offers an improved look, feel, and magnetic design that also lends itself to help prevent water incursion into the sensor. This sensor plugs into your FMM and, using reflected...

Easy-to-use tests for the accurate monitoring of all of the important parameters during the biological maturation of marine and reef aquariums NH3/NH4 | NO3 | NO2 | pH | KH Red Sea Marine Care Test Kit is Complete multi-test pack including all of...

Black Margarita snails can make an excellent addition to your saltwater tank.  They are a great snail for consuming massive amounts of algae and can self-right if they fall off a rock or are knocked over. Clean Up Crews only Ship on Monday -...

This hardy, mild-mannered Damselfish is a great candidate for nearly any reef aquarium. Lacking most of the obnoxious personality of other Damsel species, these fish get along with others in a variety of aquatic settings. Staying quite small, our...

Astraea Snails are awesome herbivores that have an amazingly voracious appetite for nuisance algae in the home aquariums.  Astraea Snails graze on algae's such as diatoms and cyano. Clean Up Crews only Ship on Monday - Thursday to avoid...

Defrost and rinse your frozen food at the same time using the SaltwaterAquarium.com defroster cup with insert 3D Printed by Vivid Creative Aquatics Removable screen and inner cup for easy cleaning Lid seals tight to prevent spills and allows easy...

Super nutritious Natural Purple Seaweed. Ideal for marine herbivores such as Tangs and Surgeonfish, Moorish Idols, Parrotfish, Angelfish, large Butterflyfish, and herbivorous freshwater fishes, such as Cichlids and Goldfish. Size: 30g (1 oz)

This 1 foot long HYDROS System Command Bus Cable allows HYDROS devices to communicate and even provide power to the Control 2 and Control 4.

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 standard with a built-in emergency overflow, preinstalled...

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 freshwater uses NEW IN VERSION 2: Automatic shut off when...

Scientific name: Neomysis japonica Excellent for Finicky Fish Mysis Shrimp are excellent for finicky eaters and one of the few frozen foods that seahorses will eat with no problems. They provide essential nutrients that help maintain high...

A stream pump with sleek, compact design to ensure minimum size in a pump that simulates wave motion with ultra low energy consumption and exceptional performance. VOYAGER NANO can also be used in freshwater aquariums, increasing the water circulation...

Reef Safe Sterilized Clean Empty Hermit/Snail Shells.  Perfect new homes for your hermits as they grow.  These are designed for aquariums/reef tanks.  No polish, no paint, completely sterile. Medium Conical - Shells 1/2" to...

500 ML - 16 oz Bottle Red Sea NO3: PO4-X is a unique complex of carbons that are used by nutrient reducing bacteria. Each carbon in the complex is utilized by different strains of microorganisms while ensuring the specific...

The Syncra Silent is new range of energy efficient pumps that is absolutely silent. Don't be fooled - these pumps are powerful and versatile. Ideal for fresh and salt water aquariums, protein skimmers, indoor fountains, water-cooling and all submersible...

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 related to, and easily confused with, the Percula...

This Energy Bar 832 was redesigned from the ground up.  Not only does it have eight 120V AC outlets, but it includes an internal 100W 24VDC power supply as well. That power supply feeds three built-in 1LINK ports as well as two 24VDC accessory ports...

Tropic Marin® All-For-Reef Powder is an ultra-concentrated mineral blend, with which an easy-to-use, highly concentrated all-round solution for supplying all key minerals and trace elements in newly established and averaged reef aquariums...

Deluxe 4-color tube kit Everything required to connect a dosing pump in one convenient kit. Available in 2 color versions (blue/green and red/yellow), providing 8 unique colors for easily identifying a full range of supplements from container to dosing...

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 package. In addition to keeping your water level...

This sensor plugs into your FMM and, using reflected infrared light, will signal your Apex when it changes state from being wet to dry or dry to wet. This sensor can be used for constructing your own ATO (auto-top-off), as a high-level warning sensor in...

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 algae by 90%! Washing fish food, which is a rich...

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 and fish health.•    Silent...