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For Aquariums: 90-160 Gallons Footprint: 30in x 16in x 16in Intake Drains: Three - 1in Filter Sock Holder: 7in Skimmer Section: 13.4in x 15.4in Return Pump Section: 6.5in x 15.4in Recommended...

Get accurate alkalinity test results without the hassle of preparing your own reagent. CoralVue's pre-prepared 0.02N reagent is perfect for the HYDROS and Focustronic Alkatronic testing machines...

This box has everything you need to make a beautiful aquascape and there are so many ways to arrange them for a 5-15 Gallon Tank. 15-25 Gallon Kit Contains: 1x Donut 1x Branch Cluster 2x...

This box has everything you need to make a beautiful aquascape and there are so many ways to arrange them for a 5-15 Gallon Tank. 5-15 Gallon Kit Contains: 1x Branch Cluster 1x Arch 1x...

Tridacna maxima has the widest distribution of any Tridacnid species. It is found from the Red Sea, throughout the Indo-Pacific region, to Australia and Polynesia. It usually occurs in shallow, clear...

This incredibly rare clownfish was impossible to see outside of its natural habitat until just very recently. Found exclusively in the isolated reefs around Oman, there have only been a handful of...

Nuvo Roller - Automatic Fleece AIO Filter Keep your aquarium crystal clear without the hassle of cleaning or changing filter socks. Introducing the Innovative Marine Nuvo Roller. The first...

Nuvo Roller - Automatic Fleece AIO Filter Keep your aquarium crystal clear without the hassle of cleaning or changing filter socks. Introducing the Innovative Marine Nuvo Roller. The first...

• EDEN X 80 Includes: Aquarium, Cabinet, & FLED 46• EDEN X 80 COMPLETE Includes: Aquarium, Cabinet, Space EKO 300(2) & FLED 46 Bigger Amazingly Clear D

The EDEN series delivers elegantly simple freshwater and planted aquarium setups. With thoughtfully designed lighting and layout recommendations, they’re perfect for low- to mid-tech planted...

Building on the MARINE X platform, the MARINE EX line incorporates a low-profile overflow system paired with professional-grade acrylic sumps. This enhancement provides a sleeker display cabinet,...

Building on the MARINE X platform, the MARINE EX line incorporates a low-profile overflow system paired with professional-grade acrylic sumps. This enhancement provides a sleeker display cabinet,...

Building on the MARINE X platform, the MARINE EX line incorporates a low-profile overflow system paired with professional-grade acrylic sumps. This enhancement provides a sleeker display cabinet,...

Frag Plugs with a Dual Purpose Extremely porous Stimulates coral growth Serves as bio-media Completely inert-- wont affect water chemistry Rapidly colonized by beneficial bacteria Stable...

FREE with Orders Over $250 Based on our Benereef formula, now in a pellet form for convenient feeding and automatic feeder use. Benepellet Reef is scientifically engineered to optimize nutrients for...

FREE with Orders Over $250 Based on our Benereef formula, Benepellet LPS is scientifically engineered to optimize nutrients for LPS corals, Anemones, Crustaceans, Azoox corals, Fish and...

FREE with Orders of $250 or More Benereef is not just a coral food, it is engineered for the entire reef. Our patent-pending pre and probiotic formula is unlike anything else on the market. It looks...

FREE ON ORDERS OF $250 or MORE - JUST ADD TO CART! Hailed by critics as “the world’s best reefkeeping magazine,” CORAL is written by leading aquarium experts and marine biologists, lavishly...

Trusted by Professionals, Perfected for Your Reef Aquarium! Synthetic Blend for Superior Reef Health Clean and Dissolves Quickly Proven and Trusted Choice for Over 50 Years Makes approx. 160...

Boost Filtration & Save Space with Adaptive Reef Perfect for Both Small and Large Aquarium Systems Holds Two Different Media Types Separately in a Single Reactor Choose Between 4" and 5"...

Boost Filtration & Save Space with Adaptive Reef Perfect for Both Small and Large Aquarium Systems Holds Two Different Media Types Separately in a Single Reactor Choose Between 4" and 5"...

Elevate Your Aquarium's Tech Setup! Halo-Lit & Face-Lit 3D Logo for a High-Tech Look Full RGB Lighting Customization to Match Your Setup Ample Space for Equipment with Easy Access Designed for...

Elevate Your Aquarium's Tech Setup! Halo-Lit & Face-Lit 3D Logo for a High-Tech Look Full RGB Lighting Customization to Match Your Setup Ample Space for Equipment with Easy Access Designed for...

Organize Your Aquarium Tech in Style! Removable Magnetic Clear Door for Easy Access Interchangeable Faceplates to Customize Your Setup Built-In Wire Management System for a Clean...

Organize Your Aquarium Tech in Style! Removable Magnetic Clear Door for Easy Access Interchangeable Faceplates to Customize Your Setup Built-In Wire Management System for a Clean...

The Ultimate Bubble Algae Destroyer Meet the Pitho Crab, the unsung hero of the reef aquarium clean-up crew. Often mistaken for its cousin, the Emerald Crab, the Pitho Crab is a specialized...

The Ultimate Algae Predator For the aquarist facing a serious nuisance algae problem, the Black Long Spine Sea Urchin is one of nature's most effective and relentless solutions. With its dramatic,...

The Painted Starfish Hunter Arguably one of the most beautiful and ornate invertebrates in the ocean, the Harlequin Shrimp is a true living jewel. With a creamy white body adorned in a breathtaking...

Pom pom crabs are about 0.5-1 inch wide on average. The Tiny Boxer of the Reef Prepare to be charmed by one of the most unique and fascinating creatures in the marine aquarium hobby: the Pom Pom...

A Stunning Centerpiece for Fish-Only Tanks Instantly recognizable and undeniably beautiful, the Chocolate Chip Starfish is one of the most iconic stars in the marine world. Its plump, beige body is...

FREE ON ORDERS OF $100 OR MORE! Provide FREE cutting-edge reef-keeping information to hobbyists to encourage responsible reef-keeping and sustainability of our hobby.  Reef Hobbyist Magazine is a...

The nutrient ratios for corals and sponges in reef tanks are ideal when nitrates and phosphates are present in the lowest concentrations. Tropic Marin® NP-Bacto-Balance uses a mix of select organic...

Product Description: Tropic Marin® Classic sea salt is an ideal foundation for the care and growth of all marine organisms in an aquarium. The salt is made up of all of the macro elements and trace...

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...

The Ultimate Sand Sifting Powerhouse (2"+ Average Size) Meet the workhorse of the clean-up crew with the heart of a showpiece invertebrate: the Strawberry Conch. This essential sand-sifter is...

Average size of 2" - 5"+  Horseshoe crabs are unique-looking arthropods with a hard exoskeleton, a long tail, and a horseshoe-shaped body:

The Dancing Jewel of Nano Reefs (VERY SMALL) Add a splash of personality and vibrant motion to your aquarium with the one-and-only Sexy Shrimp. Famous for its unique behavior, this tiny shrimp holds...

Appearance Arrow crabs have a medium golden brown body wi