Products (756)
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Reef Mature Starter Kit (Aquarium Cycling Solution 65 Gallon) - Red Sea
Red Sea$39.99Red Sea’s Reef Mature Starter Kit provides a complete program for the biological maturation of your reef aquarium, establishing full nitrification plus nitrate and phosphate reduction in a few weeks... -
Calcion - Liquid Calcium Supplement (250mL) - Brightwell
Brightwell Aquatics$10.76Concentrated Calcium Supplement for All Marine Fish & Reef Aquaria Overview Highly-concentrated ionic calcium solution. Increases the concentration of calcium in marine aquarium water to... -
Miracle Mud Ecosystem Filter Media (5 lbs) - EcoSystem Aquarium
EcoSystems Aquarium$39.99Miracle Mud® is a product of EcoSystem Aquarium®. Miracle Mud is comprised of up to 80% oceanic mud, harvested from deep waters, and is then dried on land. The remaining 20% is a formulation of... -
Calcion P - Dry Calcium Supplement (800g) - Brightwell
Brightwell Aquatics$32.40Calcium Supplement for All Marine Fish & Reef Aquaria Overview High-purity powdered calcium. Increases the concentration of calcium in marine aquarium water to provide corals andother... -
Miracle Mud Ecosystem Filter Media (10 lbs) - EcoSystem Aquarium
EcoSystems Aquarium$59.99Miracle Mud® is a product of EcoSystem Aquarium®. Miracle Mud is comprised of up to 80% oceanic mud, harvested from deep waters, and is then dried on land. The remaining 20% is a formulation of... -
ICP Water Testing Analysis (1 Test) (w/ Prepaid Shipping Label) - Reef Labs
Reef Labs$39.95Testing is Performed in Bradenton FLORIDA USA! Kit includes a prepaid USPS Label. Looking for an accurate, comprehensive, fast, and easy way to test your aquarium? Then look no further! Reef Lab's... -
Reef Advantage Calcium (500g) - Seachem
Seachem$15.46Reef Advantage Calcium™ is a non-caustic (pH 8.3–8.6) optimized blend of ionic calcium designed to restore and maintain calcium to levels found in natural seawater. Calcium and carbonates are... -
Reef Advantage Calcium (1KG) - Seachem
Seachem$26.74Reef Advantage Calcium™ is a non-caustic (pH 8.3–8.6) optimized blend of ionic calcium designed to restore and maintain calcium to levels found in natural seawater. Calcium and carbonates are... -
Reef BluePrint Isol8:Mn (355 mL) - Captiv8 Aquaculture
Captiv8 Aquaculture$36.69Parameter Manganese -
(THREE PACK) Purigen Bagged (100 mL) - Seachem
Seachem$31.14Triple Pack - Three Purigen 100 ML Purigen® is a premium synthetic adsorbent that is unlike any other filtration product. It is not a mixture of ion exchangers or adsorbents, but a... -
Reef Advantage Calcium (4KG)- Seachem
Seachem$96.71Reef Advantage Calcium™ is a non-caustic (pH 8.3–8.6) optimized blend of ionic calcium designed to restore and maintain calcium to levels found in natural seawater. Calcium and carbonates are... -
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Reef Advantage Calcium (250g) - Seachem
Seachem$8.99Reef Advantage Calcium™ is a non-caustic (pH 8.3–8.6) optimized blend of ionic calcium designed to restore and maintain calcium to levels found in natural seawater. Calcium and carbonates are... -
FlorinMulti (250mL) - Brightwell
Brightwell Aquatics$9.59Complex Multi-Nutrient with Iron & Iodine for all Planted Aquaria Overview Provides 14 elements critical to long-term health, growth, and coloration of aquatic plants. Elemental ratio reflects... -
Reef BluePrint Isol8:Mn - Manganese (60 mL) - Captiv8 Aquaculture
Captiv8 Aquaculture$12.23Parameter Manganese -
FlorinMulti (500mL) - Brightwell
Brightwell Aquatics$15.54Complex Multi-Nutrient with Iron & Iodine for all Planted Aquaria Overview Provides 14 elements critical to long-term health, growth, and coloration of aquatic plants. Elemental ratio reflects... -
ReefBlizzard - XtremeColor Coral Food (150g) - Brightwell
Brightwell Aquatics$39.42Reef Blizzard-XC Powdered Food, Xtreme Color for SPS, Softs, Polyps, Larval Fish, Filter Feeders Xtreme Color Coral Food Color + Growth Formula For Small Polyp Stonies & Soft Corals, Polyps,... -
On Sale 15%
On Sale 15%ARM Calcium Reactor Media EXTRA Coarse (1 Gallon) - Caribsea
Caribsea$26.11$22.19Calcium reactors have evolved into several types that require different media sizes. Because of this we now offer ARM™ Coarse for rapid upflow type reactors that have become so popular. This coarse... -
ReefBlizzard - XtremeColor Coral Food (300g) - Brightwell
Brightwell Aquatics$67.76Reef Blizzard-XC Powdered Food, Xtreme Color for SPS, Softs, Polyps, Larval Fish, Filter Feeders Xtreme Color Coral Food Color + Growth Formula For Small Polyp Stonies & Soft Corals, Polyps,... -
Aquacultured Candy Cane Coral (Caulastrea sp.) - ORA Chicago
ORA$44.99The MIMF Candy Cane Coral is a tough, large polyp stony coral that does well in a variety of aquarium conditions. Its thick, calcified branches are topped with fleshy, two-toned polyps with thin... -
Easy Trace (500 mL) - Microbial Marine
Microbial Marine$24.9915 Elements In One Bottle EASY TRACE delivers iron, manganese and iodine, the trace elements reef tanks deplete fastest, at daily replacement levels. It also supplies low levels of zinc, selenium,... -
ReefBlizzard - XtremeColor Coral Food (40g) - Brightwell
Brightwell Aquatics$16.41Reef Blizzard-XC Powdered Food, Xtreme Color for SPS, Softs, Polyps, Larval Fish, Filter Feeders Xtreme Color Coral Food Color + Growth Formula For Small Polyp Stonies & Soft Corals, Polyps,... -
Reef Evolution Sea Salt Bucket (200 Gallon Mix - 4 Bag) - ASF
ASF$125.99Reef Evolution Salt has been formulated to fulfill the needs of reef tanks, with average fish population, with a regular supply of trace elements, calcium, magnesium and alkalinity. It contains... -
Axolotl Buffer (250mL) - Seachem
Seachem$10.26Axolotl Buffer Adjusts pH to 7.4–7.6 The ideal water pH for Axolotls is 7.4-7.6. Seachem Axolotl Buffer™ adjusts pH to 7.4–7.6 from either a low or high pH. It softens water by precipitating... -
ReefBlizzard - Fish/LPS Coral/ Anemone Soft Pellet Food (100g) - Brightwell
Brightwell Aquatics$26.38Color for LPS Corals & Anemones Xtreme Color + Growth Formula, Soft Sinking Pellet For Large Polyp Stonies, All Anemones, Polyps, Marine Fish and Shrimp Overview Soft sinking pellet, beneficial... -
Iodine Concentrate (250 ml) - Two Little Fishies
Two Little Fishies$7.95Two Little Fishies Iodide and iodine supplement is made from potassium iodide and seaweed extracts. Use this supplement to provide an extra boost of this important element and observe the positive... -
ReefBlizzard - Fish/LPS Coral/ Anemone Soft Pellet Food (50g) - Brightwell
Brightwell Aquatics$17.99Color for LPS Corals & Anemones Xtreme Color + Growth Formula, Soft Sinking Pellet For Large Polyp Stonies, All Anemones, Polyps, Marine Fish and Shrimp Overview Soft sinking pellet, beneficial... -
ReefBlizzard - Fish/LPS Coral/ Anemone Soft Pellet Food (200g) - Brightwell
Brightwell Aquatics$45.13Color for LPS Corals & Anemones Xtreme Color + Growth Formula, Soft Sinking Pellet For Large Polyp Stonies, All Anemones, Polyps, Marine Fish and Shrimp Overview Soft sinking pellet, beneficial... -
Phos-Feed (300g) - Tropic Marin
Tropic Marin$36.99Phosphate is one of the nutrients with high consumption and often low availability in the reef aquarium as well as in the unpolluted natural coral reef. Phosphate is essential in numerous growth... -
C-Balance 2 Part Supplement (2 Gallon Set) 2x - 1 Gallon Bottles - Two Little Fishies
Two Little Fishies$56.55C-Balance® - Two Part Balanced Ionic Supplement of Calcium and Buffer for Marine Aquariums Manufactured by Two Little Fishies This two-part calcium and alkalinity maintenance system adjusts calcium,... -
C-Balance 2 Part Supplement (16 oz Set) 2x - 8.4 oz Bottles - Two Little Fishies
Two Little Fishies$13.69C-Balance® - Two Part Balanced Ionic Supplement of Calcium and Buffer for Marine Aquariums Manufactured by Two Little Fishies This two-part calcium and alkalinity maintenance system adjusts calcium,... -
Reef BluePrint Isol8:Mo - Molybdenum (60 mL) - Captiv8 Aquaculture
Captiv8 Aquaculture$12.23Parameter -
C-Balance 2 Part Supplement (64 oz Set) 2x - 32oz Bottles - Two Little Fishies
Two Little Fishies$31.69C-Balance® - Two Part Balanced Ionic Supplement of Calcium and Buffer for Marine Aquariums Manufactured by Two Little Fishies This two-part calcium and alkalinity maintenance system adjusts calcium,... -
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C-Balance 2 Part Supplement (32 oz Set) 2x - 16 oz Bottles - Two Little Fishies
Two Little Fishies$26.55C-Balance® - Two Part Balanced Ionic Supplement of Calcium and Buffer for Marine Aquariums Manufactured by Two Little Fishies This two-part calcium and alkalinity maintenance system adjusts calcium,... -
On Sale 15%
On Sale 15%Purple Up (8 oz) - Caribsea
Caribsea$12.72$10.81PurpleUp™ - uses a unique dual method approach to coralline algae acceleration. This approach is so unique that PurpleUp has been awarded a US patent (US patent No. 7,565,883). It contains ionic... -
On Sale 15%
On Sale 15%Purple Up (1 Gallon) - Caribsea
Caribsea$140.61$119.52PurpleUp™ - uses a unique dual method approach to coralline algae acceleration. This approach is so unique that PurpleUp has been awarded a US patent (US patent No. 7,565,883). It contains ionic... -
HTG Glass Heater with Protective Guard (400W) - Aquatop
Aquatop$45.99The HTG Series is our premier line of fully submersible glass heaters with thermostat control. Our HTG heaters offer a compact design for versatile placement and are extra durable due to the built-in... -
Soft Multi Mix Pellet Fish Food (250 ml) - Fauna Marin
Fauna Marin$46.19A special mix of Fauna Marin'
Featured Products
On Sale
11%
On Sale
11%
(OPEN BOX) AI Prime 16HD Reef Aquarium LED, Black - AquaIllumination
AquaIllumination
$279.99
$249.99
UNUSED CUSTOMER RETURN
On Sale
20%
On Sale
20%
(Three Pack) Random Mystery ULTRA COLOR Rock Flower Anemone Coral (3/4" - 1") - SAQ Coral Farm
Saltwater Coral Farm
$249.99
$199.99
Three random ULTRA Mystery Rock Flower Anemone coral 3/4" - 5"+ in size.
Pictured Anemones are examples of some of the types of random ULTRA Mystery Anemones that may be sent to you. If you are...
On Sale
20%
On Sale
20%
(10 Pack) Random Mystery Rock Flower Anemone Coral (3/4" - 5") - SAQ Coral Farm
Saltwater Coral Farm
$199.99
$159.99
Ten Random Mystery Rock Flower Anemone Coral 3/4" - 5"+ in size.
Pictured Anemones are examples of some of the types of random Mystery Anemones that may be sent to you. If you are looking to...
On Sale
15%
On Sale
15%
WIFI DongleXE for Kessil A360X - Kessil
Kessil
$109.00
$92.65
Unlock global cloud control and effortless wireless lighting management with the Kessil WiFi DongleXE. Designed to plug directly into the K-Link port of compatible Kessil LED fixtures, the WiFi...
On Sale
15%
On Sale
15%
AP9XE Aquarium LED Light - Kessil
Kessil
$959.00
$815.15
Elevate your reef's growth, coloration, and shimmer with the Kessil AP9XE, Kessil's premier flagship sa
LRS Premium Green Nori (20 Half Sheets / 1 oz) (Porphyra yezoensis) Seaweed - LRS Foods
LRS
$9.99
Give Your Fish the Purest, Most Nutritious Seaweed on the Market!
20x 1/2 Sheets 7.5" x 4"
Introducing LRS Premium Green Seaweed, the superior choice for discerning aquarists who demand the best...
On Sale
10%
On Sale
10%
LRS Reef Frenzy (7 oz Pack) - Superior Nutrition All-in-One Frozen Food for Marine Fish, Corals & Invertebrates
LRS
$21.99
$19.79
Reef Frenzy is a premium, all-in-one food for marine fish, corals, and invertebrates, designed to provide all the necessary nutrients for a thriving reef aquarium. Favored by hobbyists and endorsed...
On Sale
12%
On Sale
12%
Apex DOS QD Quiet Drive Automatic Dosing System - Neptune System
Neptune Systems
$374.99
$329.00
DŌS QuietDrive - Dose. Automate. Protect.
New QuietZone Modes for Reduced Noise
New Continuous Duty Modes
Same Reliable DŌS Hardware
Compatible with A2 and A3 Series Apex Controllers
In the...
On Sale
10%
On Sale
10%
Orbit 4 Cross-Flow Gyre Wave Pump - AquaIllumination
AquaIllumination
$349.00
$314.00
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...
On Sale
20%
On Sale
20%
Axis 20 Centrifugal Sump Pump (185 GPH) - AquaIllumination
AquaIllumination
$99.00
$79.00
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...
On Sale
13%
On Sale
13%
39" Blade Coral Grow Smart Strip LED Light - AquaIllumination
AquaIllumination
$379.99
$330.00
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...
On Sale
4%
On Sale
4%
A3 Apex PRO System (A3PROSYS) - Neptune Systems
Neptune Systems
$974.99
$933.99
Key New Features in our A3 Series:
The A3 Pro will include all new, industry-first, Liquid Level Sensor (LLS) which will have the ability to measure and monitor the depth of water and a new optical...
On Sale
7%
On Sale
7%
A3 Apex System (A3APEXSYS) - Neptune Systems
Neptune Systems
$659.99
$615.00
Key New Features in our A3 Series:
The A3 Apex will include a new Magnetic Optical Sensor that is designed to better prevent water incursion and includes our classic Solid Surface Leak Detector...
On Sale
12%
On Sale
12%
Radion XR30 G6 Pro LED Light Fixture - EcoTech Marine
Ecotech Marine
$999.00
$879.00
In the aquarium, enjoy richer colors, pop more fluorescence and create the ultimate balance between crisp and actinic. From its inception, Radion has set the standard for what full spectrum aquarium...
On Sale
12%
On Sale
12%
Radion XR30 G6 Blue LED Light Fixture - EcoTech Marine
Ecotech Marine
$999.00
$879.00
In the aquarium, enjoy richer colors, pop more fluorescence and create the ultimate balance between crisp and actinic. From its inception, Radion has set the standard for what full spectrum aquarium...
On Sale
12%
On Sale
12%
Radion XR15 G6 Pro LED Light Fixture - EcoTech Marine
Ecotech Marine
$549.88
$483.89
In the aquarium, enjoy richer colors, pop more fluorescence and create the ultimate balance between crisp and actinic. From its inception, Radion has set the standard for what full spectrum aquarium...
On Sale
12%
On Sale
12%
Radion XR15 G6 Blue LED Light Fixture - EcoTech Marine
Ecotech Marine
$549.88
$483.89
In the aquarium, enjoy richer colors, pop more fluorescence and create the ultimate balance between crisp and actinic. From its inception, Radion has set the standard for what full spectrum aquarium...
HI97115UC Bluetooth Marine Master Multiparameter Checker - Hanna Instruments
Hanna Instruments
$499.99
Hanna Instruments HI97115UC Marine Master Bluetooth Multiparameter Checker
Precision Testing for the Serious Reef Hobbyist
Achieve unparalleled accuracy and control over your reef aquarium's water...
HI782-25 Nitrate High Range Reagents (25 tests) - Hanna Instruments
Hanna Instruments
$26.99
HI782-25 (25 tests)
The HI782-25 are the replacement reagents for the HI782 Nitrate High Range Checker. These high quality reagents are manufactured in our state-of-the-art facility and are clearly...
On Sale
15%
On Sale
15%
AI Prime 16HD Reef Aquarium LED, Black - AquaIllumination
AquaIllumination
$279.99
$237.00
The AI Prime 16HD is a customizable LED light for saltwater aquariums. It's a full spectrum light that includes a moonlight channel.&nb