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The Striking & Powerful Algae Grazer Introduce a bold, prehistoric look to your aquarium with the incredible Pencil Urchin. Unlike the delicate, needle-like spines of other urchins, the Pencil...

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,...

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...

This box is ideal for mangrove starts and freshwater plants to be able to establish their root system before planting in substrate. The slats allow for adequate flow around the mangrove roots and...

This box is ideal for mangrove starts and freshwater plants to be able to establish their root system before planting in substrate. The slats allow for adequate flow around the mangrove roots and...

Choose your own rack with the Modular Frag System! The PNW Modular Frag System allows the perfect placement and adjustablity for your prized frags! The base magnet and screw fit into multiple...

Optimize Your Radion: The Right Lens Kit for Every Aquarium Ideal for Deep Aquariums or High Radion Mounting Higher PAR, Narrower Focus Compatible with G5 and G6 Radions The EcoTech Radion...

Optimize Your Radion: The Right Lens Kit for Every Aquarium Ideal for Deep Aquariums or High Radion Mounting Higher PAR, Narrower Focus Compatible with G5 and G6 Radions The EcoTech Radion...

River Brown molded Manzanita driftwood branches add style, color, and depth to virtually any aquarium. Molded from actual curated pieces of Manzanita wood, its flexible, dense forking branches add a...

The perfect light for any Nano aquarium up to 25 gallons!  Designed for Saltwater aquariums but it will also work great with freshwater tanks.  Producing eye-popping color and amazing color...

Straightforward and safe water level controller for fresh and sea water with optical control sensor and independent thermal safety sensor. A constant water level keeps the salt concentration constant...

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.

This Hybrid Filter Sock allows water to flow freely while still pulling out up to 200 micron small particles.  Does a great job cleaning but won't get clogged as easily as regular socks. Long Sock -...

Free on Orders of $500 or More! L/XL (7 1/8” - 7 5/8”) Pacific Headwear 104C Trucker Mesh Baseball CapThe tried-and-true Trucker Snapback from Pacific Headwear is the definition of trucker mesh...

THIS ORNAMENT IS FREE WITH ANY ORDER OVER $100.  JUST ADD $100 WORTH OF PRODUCTS TO YOUR CART AND ADD ONE OF THESE AND IT WILL BE FREE. 'Tis the season to advertise your message on Holiday Ornaments...

The Red Mandarin is a rare variation of the Blue Mandarin that differs by having a brilliant red body and almost entirely red pelvic and pectoral fins. It is a member of the family Callionymidae that...

PE Flakes are a highly palatable, nutritionally complete fish food designed to enhance coloration and induce an energetic feeding response in all varieties of fish. Both saltwater and freshwater PE...

Coral pictured is very close to WYSIWYG. If you are looking to start buying coral online, to add to your aquarium, this is a great beginner Small Polyp Stoney coral. Season's Greetings montipora has...

This HYDROS Force Port Adapter Cable (72 inches long) is designed to directly connect the Kraken to power popular 24V aquarium equipment. The eight available orange 24V Force Ports on the Kraken can...

This HYDROS Drive Port Cable (72 inches long) is designed to connect to an available Drive port on a Kraken, X2, X4, XD, or other HYDROS Control directly to power small 12V devices such as ATO pumps,...

This HDYROS Force Port Power Cable is used to connect the Kraken to power a WaveEngine LE, WaveEngine, XD, or Control X10. This 6ft cable has two 4-pin GX12-4 fittings. One end attaches to any of the...

Flow Comes Full Circle Versatile Cross-Flow Pump Control with MyAI, Mobius, or MXM Four Easy-to-Use Pump Modes Ideal for Aquariums 20 Gallons and Larger Orbit pumps produce a unique type of...

Flow Comes Full Circle Versatile Cross-Flow Pump Control with MyAI, Mobius, or MXM Four Easy-to-Use Pump Modes Ideal for Aquariums 20 Gallons and Larger Orbit pumps produce a unique type of...

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...

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...

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...

Tangerine Leptastrea coral 1"+ in size.  Tangerine Leptastrea are stationary encrusting. A vibrant coral with many different color morphs. They are a fast growing coral for beginners and experts...

ONE FREE ITEM PER ORDER.  THIS STICKER IS FREE WITH ANY ORDER OVER $50.  JUST ADD $50 WORTH OF PRODUCTS TO YOUR CART AND THIS ITEM WILL BE FREE. Sticker is 6x5" on white adhesive background.

ONE FREE ITEM PER ORDER.  THIS STICKER IS FREE WITH ANY ORDER OVER $50.  JUST ADD $50 WORTH OF PRODUCTS TO YOUR CART AND THIS ITEM WILL BE FREE. Sticker is 4 x 3"" on white adhesive background.

Single Frag Rack is designed to help keep a single frag up and displayed with its magnet attachment  UNLIKE the other colors - this Clear version DOES NOT have rubber frag grippers Size: 2"x2"...

High performance, low voltage, multipurpose electronic centrifugal pump. Electronically controlled adjustable flow rate. The NewJet DC pump is ideal for sumps, refugiums, biological filters and, more...

High performance, low voltage, multipurpose electronic centrifugal pump. Electronically controlled adjustable flow rate. The NewJet DC pump is ideal for sumps, refugiums, biological filters and, more...

High performance, low voltage, multipurpose electronic centrifugal pump. Electronically controlled adjustable flow rate. The NewJet DC pump is ideal for sumps, refugiums, biological filters and, more...

High performance multi-use pump for internal or external applications is ideal for wave-makers, reactors, protein skimmers, amphibian and hydroponic applications. The MX pro pump is silent and low...

High performance multi-use pump for internal or external applications is ideal for wave-makers, reactors, protein skimmers, amphibian and hydroponic applications. The MX pro pump is silent and low...

High performance multi-use pump for internal or external applications is ideal for wave-makers, reactors, protein skimmers, amphibian and hydroponic applications. The MX pro pump is silent and low...

95 Watts = HIGH PAR - 250+ PAR at 24" Bring your reef to a whole new level with the R24 PRO LED. Delivering a light intensity and color spectrum specifically for corals, it provides optimal growth,...

95 Watts = HIGH PAR - 250+ PAR at 24" Bring your reef to a whole new level with the R24 PRO LED. Delivering a light intensity and color spectrum specifically for corals, it provides optimal growth,...

Compact lighting with SPS coral growing power. For those who love the Orbit® Marine, the Orbit® R24 REEF LED enhances everything in a new sleek package. This is a 52W R24 Add-on Reef LED Light it...

Compact lighting with SPS coral growing power. For those who love the Orbit® Marine, the Orbit® R24 REEF LED enhances everything in a new sleek package. If your tank requires more then one, ie the...