Products (1375)
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B-Ionic Nitrate (16 oz) - ESV
ESV$19.99Achieve vibrant coral coloration and robust health with ESV B-Ionic® Nitrate, a professional-grade, highly purified calcium nitrate solution. In the modern ultra-low nutrient system (ULNS), many reef... -
Lithium (Li) (100 ml) - Triton
Triton$32.00Lithium trace element seawater supplement. Lithium is an important element for overall health of reef aquaria. When used in conjunction with TRITON Lab ICP testing aquarists are now able to make... -
On Sale 10%
On Sale 10%48-18-16 Rimless Bio Refugium Sumps - Bashsea
Bashsea$879.99$791.99Bio-Fuge Sumps - A simple rimless sump for any modern aquarium. - Bashsea's Bio-Fuge Sumps are the only fully featured rimless sump on the market. Our bold look and pure build quality & strength is... -
Reef Code A Balanced Calcium & Alkalinity System Part A (2 L) - Brightwell Aquatics
Brightwell Aquatics$23.76Balanced Calcium & Alkalinity System for All Marine Fish & Reef Aquaria Overview The calcium-bearing component of a two-part method for dosing calcium andcarbonates (the substances largely... -
AL99 Phosphate Remover (1000 ml) - Triton
Triton$48.00Potassium macro element seawater supplement. Potassium is an important element that naturally occurs in seawater. Beneficial for SPS coral colour and bacterial environment. When used in conjunction... -
Ammonium Chloride for Fishless Cycling - Dr Tim's (4 oz)
Dr Tim's Aquatics$7.19This bottle of reagent grade ammonium chloride is for use when fishless cycling. Concentration is 50 mg/L of total ammonia-nitrogen (TAN). Dose 4 drops per gallon of aquarium water. Use with One and... -
On Sale 10%
On Sale 10%36-14-16 Rimless Bio Refugium Sumps - Bashsea
Bashsea$499.99$449.99Bio-Fuge Sumps - A simple rimless sump for any modern aquarium. - Bashsea's Bio-Fuge Sumps are the only fully featured rimless sump on the market. Our bold look and pure build quality & strength is... -
On Sale 15%
On Sale 15%Rubble Zone Box Dry Rock (1 Gallon ~ 6 lbs) - Caribsea
Caribsea$19.24$16.35High quality aragonitic calcium carbonate perfect for your fragging projects, a jawfish or firefish habitat, creating a cryptic zone or, on the freshwater side; use it as a pond filter media or for... -
Reef Code A Balanced Calcium & Alkalinity System Part A (500mL) - Brightwell Aquatics
Brightwell Aquatics$12.86Balanced Calcium & Alkalinity System for All Marine Fish & Reef Aquaria Overview The calcium-bearing component of a two-part method for dosing calcium andcarbonates (the substances largely... -
Reef Code A Balanced Calcium & Alkalinity System Part A (4 L) - Brightwell Aquatics
Brightwell Aquatics$37.93Balanced Calcium & Alkalinity System for All Marine Fish & Reef Aquaria Overview The calcium-bearing component of a two-part method for dosing calcium andcarbonates (the substances largely... -
- NP Pro Liquid Polymer (50 ml) - Aquaforest
Aquaforest$28.99-NP Pro is a medium for probiotic bacteria designed for reef aquariums (Pro Bio S). The product contains biodegradable liquid polymers, which are an excellent source of carbon for probiotic bacteria... -
On Sale 10%
On Sale 10%30-10-14 Rimless Bio Refugium Sumps - Bashsea
Bashsea$399.99$359.99Bio-Fuge Sumps - A simple rimless sump for any modern aquarium. - Bashsea's Bio-Fuge Sumps are the only fully featured rimless sump on the market. Our bold look and pure build quality & strength is... -
Reef Code A Balanced Calcium & Alkalinity System Part A (250mL) - Brightwell Aquatics
Brightwell Aquatics$8.64Balanced Calcium & Alkalinity System for All Marine Fish & Reef Aquaria Overview The calcium-bearing component of a two-part method for dosing calcium andcarbonates (the substances largely... -
On Sale 10%
On Sale 10%24-10-14 Rimless Bio Refugium Sumps - Bashsea
Bashsea$334.99$301.49Bio-Fuge Sumps - A simple rimless sump for any modern aquarium. - Bashsea's Bio-Fuge Sumps are the only fully featured rimless sump on the market. Our bold look and pure build quality & strength is... -
R/O Recharge (1 lb - 16 oz) - Fritz Aquatics
Fritz Aquatics$12.79Restores Natural Water Chemistry to Purified Water Increases both GH and KH Provides a beneficial ratio of elements to improve osmoregulation About R/O Recharge Fritz -
On Sale 10%
On Sale 10%48-14-16 Rimless Bio Refugium Sumps - Bashsea
Bashsea$799.00$719.10Bio-Fuge Sumps - A simple rimless sump for any modern aquarium. - Bashsea's Bio-Fuge Sumps are the only fully featured rimless sump on the market. Our bold look and pure build quality & strength is... -
On Sale 10%
On Sale 10%30-14-16 Rimless Bio Refugium Sumps - Bashsea
Bashsea$459.99$413.99Bio-Fuge Sumps - A simple rimless sump for any modern aquarium. - Bashsea's Bio-Fuge Sumps are the only fully featured rimless sump on the market. Our bold look and pure build quality & strength is... -
Fishless Fuel Ammonia Solution (2 oz) - Fritz
Fritz Aquatics$4.79Establishing a healthy biological filter is essential to every aquatic system. Fritz Fishless Fuel eliminates the guesswork of dry ammonium chloride powders and other ammonia sources such as fish... -
Iodine (I) (100 ml) - Triton
Triton$32.00Iodine trace element seawater supplement. Beneficial for metabolic processes in reef aquaria. Promotes health of macro-algae and SPS coral. When used in conjunction with TRITON Lab ICP testing... -
Magnesium (Mg) (5000 ml) - Triton
Triton$165.00Magnesium macro element seawater supplement. Magnesium is an important element that naturally occurs in seawater. Essential for calcification of SPS/LPS coral skeleton. When used in conjunction... -
Flatworm Rx (1 oz) - Blue Life USA
Blue Life USA$33.69Flatworm Rx is an exceptionally fast, safe and effective treatment for flatworms in your reef or fish only saltwater aquarium. This innovative product prevents disruptions in the biological processes... -
Molybdenum (Mo) (100 ml) - Triton
Triton$32.00Molybdenum trace element seawater supplement. Beneficial for enzyme processes in reef aquaria. Can promote coloration in SPS / LPS corals. When used in conjunction with TRITON Lab ICP testing... -
Original Balling Part B - Alkalinity (1 kg) - Tropic Marin
Tropic Marin$14.99Tropic Marin® Original Balling Components are the three salts used in the Balling method to allow an independent dosage of calcium and carbonates adapted to each individual aquarium.The three part... -
- NP Pro Liquid Polymer (10 ml) - Aquaforest
Aquaforest$12.99-NP Pro is a medium for probiotic bacteria designed for reef aquariums (Pro Bio S). The product contains biodegradable liquid polymers, which are an excellent source of carbon for probiotic bacteria... -
Original Balling Part A - Calcium (1 kg) - Tropic Marin
Tropic Marin$16.99Tropic Marin® Original Balling Components are the three salts used in the Balling method to allow an independent dosage of calcium and carbonates adapted to each individual aquarium.The three part... -
Ammonium Chloride for Fishless Cycling - Dr Tim's (8 oz)
Dr Tim's Aquatics$12.59This bottle of reagent grade ammonium chloride is for use when fishless cycling. Concentration is 50 mg/L of total ammonia-nitrogen (TAN). Dose 4 drops per gallon of aquarium water. Use with One and... -
Zinc (Zn) (100 ml) - Triton
Triton$32.00Zinc trace element seawater supplement. Beneficial for enzyme processes in a reef aquaria. Also promotes colour and health of LPS / SPS corals. When used in conjunction with TRITON Lab ICP testing... -
Vanadium (V) (100 ml) - Triton
Triton$32.00Vanadium trace element seawater supplement. Beneficial for enzyme processes in reef aquaria. Can promote coloration in SPS / LPS corals. When used in conjunction with TRITON Lab ICP testing... -
Magnesium (Mg) (1000 g) Powder - Triton
Triton$32.00Magnesium macro element seawater supplement. Magnesium is an important element that naturally occurs in seawater. Essential for calcification of SPS/LPS coral skeleton. When used in conjunction... -
Original Balling Part C - Trace Elements (1 kg) - Tropic Marin
Tropic Marin$20.99Tropic Marin® Original Balling Components are the three salts used in the Balling method to allow an independent dosage of calcium and carbonates adapted to each individual aquarium.The three part... -
Potassium (K) (1000 g) Powder - Triton
Triton$32.00Potassium macro element seawater supplement. Potassium is an important element that naturally occurs in seawater. Beneficial for SPS coral colour and bacterial environment. When used in conjunction... -
Nickel (Ni) (100 ml) - Triton
Triton$32.00Nickel trace element seawater supplement. Beneficial for SPS/LPS coral color and health. Caution: to be used by advanced aquarists only. When used in conjunction with TRITON Lab ICP testing... -
Strontium (Srx10) (100 ml) 10x Concentrate - Triton
Triton$45.00Strontium macro element seawater supplement. Strontium is an important element that naturally occurs in seawater. Beneficial for calcification of coral skeleton and general coral health. When used... -
Cyo-Control (500 ml) - Tropic Marin
Tropic Marin$35.99Tropic Marin® Cyo-Control naturally blocks the recurrence of cyanobacteria in the aquarium. After the cyanobacteria have been removed manually, the probiotic bacteria of Tropic Marin®... -
Bromine (Br) (1000 ml) - Triton
Triton$45.00Bromine macro element seawater supplement. Bromine is an important element that naturally occurs in seawater. Beneficial for SPS/LPS coral color and health. Caution: to be used by advanced aquarists... -
Reef Code B Balanced Calcium & Alkalinity System Part B (250mL) - Brightwell Aquatics
Brightwell Aquatics$8.64Balanced Calcium & Alkalinity System for All Marine Fish & Reef Aquaria Overview The carbonate-bearing component of a two-part method for dosing calcium andcarbonates (the substances largely... -
Bromine 10x Concentrate (Br) (100 ml) - Triton
Triton$45.00Bromine macro element seawater supplement. Bromine is an important element that naturally occurs in seawater. Beneficial for SPS/LPS coral color and health. Caution: to be used by advanced aquarists... -
Reef Code B Balanced Calcium & Alkalinity System Part B (4 L) - Brightwell Aquatics
Brightwell Aquatics$37.93Balanced Calcium & Alkalinity System for All Marine Fish & Reef Aquaria Overview The carbonate-bearing component of a two-part method for dosing calcium andcarbonates (the substances largely... -
ION-B Ca/Mg+ Powder (2.245g - Makes 6,000 mL) - NYOS
NYOS$44.99The Nyos® ION-B method is a state-of-the-art dosing system for modern reef tanks. The system is simple and intuitive and can be individually adapted to the needs of your aquarium. With just two... -
Start Up Kit (30 Vials) Live Bacteria & Ammonia Protection - Prodibio
Prodibio$49.99Combines live bacteria & ammonia protection for faster, safer startups. For saltwater and freshwater systems. This live bacteria seeding kit allows faster biological filtration establishment. The...
Featured Products
On Sale
11%
On Sale
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(OPEN BOX) AI Prime 16HD Reef Aquarium LED, Black - AquaIllumination
AquaIllumination
$279.99
$249.99
UNUSED CUSTOMER RETURN
On Sale
20%
On Sale
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(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
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(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
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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
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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
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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
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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
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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
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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
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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
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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
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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