Products (1375)
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Calcium Pro-High accuracy Titration Test Kit (75 tests) - Red Sea
Red Sea$44.99Red Sea’s Calcium Pro Test Kit is an advanced calcium titration test, measuring the level of calcium in your reef aquarium to an exceptionally high accuracy of 5 ppm. This test kit enables the... -
A3 Apex Jr Aquarium Monitor w/Insight Pro Display (A3JRSYS) - Neptune Systems
Neptune Systems$458.95 -
On Sale 29%
On Sale 29%(EXPIRED) 11/25- Phosphate Pro Test Kit (PO4) - 100 Tests - Red Sea
Red Sea$54.99$38.99EXPIRED 11/25 Red Sea’s Phosphate Pro Test Kit is an advanced colorimetric test with comparator, measuring the level of phosphate in your reef aquarium to an exceptionally high accuracy of 0.02ppm... -
Lugols Solution (30 ML) - Brightwell
Brightwell Aquatics$21.10Overview Brightwell Aquatics Lugol’s is an extremely powerful iodine solution. It should only be used by advanced reef aquarists to dose iodine as well as to create a dip for corals and their... -
Nitrate Minus (1000 ml) - NYOS
NYOS$34.99Achieve Near-Detection-Limit Water Purity Nyos® Nitrate Minus is a high-purity, innovative solution designed to biologically reduce nitrate levels in marine and fresh -
On Sale 15%
On Sale 15%Life Rock "Shelf Rock" (20 lb) - Caribsea
Caribsea$166.09$141.18Don't just put rocks in your tank, ROCK YOUR REEF with LifeRock Shelf Rock! Spectacular shelves make the perfect display area for inverts or use shelves to create caves and platforms. Amazing... -
On Sale 15%
On Sale 15%Coralline Purple Reef Epoxy (2 oz) - Oceans Wonders
Oceans Wonders$8.99$7.64Oceans Wonders CORALLINE PURPLE reef safe epoxy bonds just about anything. It is designed to be used for attaching corals to our frag mounts or live rock. Works under water or out. Very easy to use... -
Replenish - Trace & Minor Elements (250 mL) - Brightwell
Brightwell Aquatics$18.49Advanced Trace & Minor Element Supplement for all Marine Fish & Reef Aquaria Overview Unique complex that replaces trace and minorelements used by fishes, corals, andother invertebrates, and... -
Replenish - Trace & Minor Elements (500 mL) - Brightwell
Brightwell Aquatics$32.79Advanced Trace & Minor Element Supplement for all Marine Fish & Reef Aquaria Overview Unique complex that replaces trace and minorelements used by fishes, corals, andother invertebrates, and... -
ModMag Mega Aquarium Magnet - AvidAqua
AvidAqua$24.95The ModMag is the cornerstone many solutions in the AvidAqua line of aquarium products. Its sliding-slot design provides magnetic attachment of multiple accessories, simultaneously, both inside and... -
On Sale 10%
On Sale 10%PRO Series 36 Filter Roller Sump - Bashsea
Bashsea$779.99$701.99Bashsea's Pro Series Sumps are packed with premium features that are normally considered custom by other sumps in the industry. Pair that with our bold look, pure build quality & strength, and fully... -
NeoPlex (10g) - Seachem
Seachem$7.98Broad spectrum antibiotic effective against most external infections Safe for marine and freshwater Minimal impact on bio-filter NeoPlex™ is a broad spectrum antibiotic effective against most... -
Waste-Away Natural Aquarium Cleaner for Reef Aquaria (32 oz) - Dr Tim's
Dr Tim's Aquatics$42.09Waste-Away lowers Phosphate and Nitrate plus it removes hidden wastes and dirt from gravel and coral beds! DrTim's Waste-Away is a unique combination of bacteria that attack and dissolve organic... -
On Sale 10%
On Sale 10%PRO Series 48 Filter Roller Sump - Bashsea
Bashsea$1,089.99$980.99Bashsea's Pro Series Sumps are packed with premium features that are normally considered custom by other sumps in the industry. Pair that with our bold look, pure build quality & strength, and fully... -
Coral Balance (250 ml) - Fauna Marin
Fauna Marin$25.40Coral Balance is a modern nutrient control system that enhances metabolic turnover rates. It was specifically formulated to reactivate and stabilize nutrient cycles and alkalinity control in modern... -
On Sale 10%
On Sale 10%PRO Series 60 Filter Roller Sump - Bashsea
Bashsea$1,499.99$1,349.99Bashsea's Pro Series Sumps are packed with premium features that are normally considered custom by other sumps in the industry. Pair that with our bold look, pure build quality & strength, and fully... -
Waste-Away Natural Aquarium Cleaner for Reef Aquaria (128 oz) - Dr Tim's
Dr Tim's Aquatics$88.29Waste-Away lowers Phosphate and Nitrate plus it removes hidden wastes and dirt from gravel and coral beds! DrTim's Waste-Away is a unique combination of bacteria that attack and dissolve organic... -
Waste-Away Natural Aquarium Cleaner for Reef Aquaria (64 oz) - Dr Tim's
Dr Tim's Aquatics$60.09Waste-Away lowers Phosphate and Nitrate plus it removes hidden wastes and dirt from gravel and coral beds! DrTim's Waste-Away is a unique combination of bacteria that attack and dissolve organic... -
On Sale 20%
On Sale 20%SnappGrid Interlocking Eggcrate - Innovative Marine
Innovative Marine$9.99$7.99SnappGrid Interlocking EggCrate - Get Cre-EGG-tive Raise your corals, raise your equipment and raise your expectations when you think of Innovative Marine's vision on what we should be calling... -
Reef Code A-P - Balanced Calcium & Alkalinity System Powder - Part A (Calc.) 1KG - Brightwell
$25.95Ionically Balanced Powered Calcium & Alkalinity for all marine fish & reef aquaria Overview The calcium-bearing component of a two-part method for dosing calcium and carbonates (the... -
Reef BluePrint Isol8:Ba - Barium Solution (60 mL) - Captiv8 Aquaculture
Captiv8 Aquaculture$16.31Barium sol'n; 1,000 ppm. Increases barium in recirculating seawater systems. Maintenance of barium concentration within close confines of standardized seawater value (as defined by salinity)... -
FlorinGro (500mL) - Brightwell
Brightwell Aquatics$15.54Concentrated Nitrogen Source & Growth Accelerant for all Planted Aquaria Overview Concentrated source of nitrogen, one of the most important plant nutrients, required forgrowth and long-term... -
ModMag Giga Aquarium Magnet - AvidAqua
AvidAqua$29.95The ModMag is the cornerstone many solutions in the AvidAqua line of aquarium products. Its sliding-slot design provides magnetic attachment of multiple accessories, simultaneously, both inside and... -
Replenish - Trace & Minor Elements (2 L) - Brightwell
Brightwell Aquatics$90.40Advanced Trace & Minor Element Supplement for all Marine Fish & Reef Aquaria Overview Unique complex that replaces trace and minorelements used by fishes, corals, andother invertebrates, and... -
FlorinGro (250mL) - Brightwell
Brightwell Aquatics$9.59Concentrated Nitrogen Source & Growth Accelerant for all Planted Aquaria Overview Concentrated source of nitrogen, one of the most important plant nutrients, required forgrowth and long-term... -
FlorinGro (2L) - Brightwell
Brightwell Aquatics$53.01Concentrated Nitrogen Source & Growth Accelerant for all Planted Aquaria Overview Concentrated source of nitrogen, one of the most important plant nutrients, required forgrowth and long-term... -
On Sale 15%
On Sale 15%LifeRock Reef Forest Extension Kit - Caribsea
Caribsea$188.99$160.64The New Reef Forest Extension Kit takes open reef scaping to a new level. The 3 LifeRock 3X12 Arches, 3 Cap Rocks and 3 14" Reef Rods quickly to give you a three-dimensional design with plenty of... -
Super Naturals - Torpedo Beach Sand (10 lb) 0.5 - 2.0 mm - Caribsea
Caribsea$29.99Our sand-sized Super Naturals are now Super Natural “Aquascapes”. Each bag contains a premeasured dose of beneficial bacteria to help start the cycling process. There are 8 colors to choose from,... -
LPS Grow & Color - LARGE Pellet 100 ML Coral Aquarium Food - Fauna Marin
Fauna Marin$27.71Natural plankton, combined with special proteins are the formula for success. Our new food was created especially for keeping LPS corals and other AZOOX corals.DOSING RECOMMENDATION:2 x weekly feed... -
AF Phosphate Minus GFO (1000 mL) Dust Free Prewashed - Aquaforest
Aquaforest$32.99An efficient medium for fluidization filters. Dosing too much food and supplements can lead to high phosphate levels. Due its unique properties, Phosphate Minus effectively reduces phosphate and... -
Waste-Away Natural Aquarium Cleaner for Freshwater Aquaria (32 oz) - Dr Tim's
Dr Tim's Aquatics$41.38Waste-Away dissolves sludge and dirt in your freshwater aquarium! Waste-Away is a unique combination of bacteria that attack and dissolve organic wastes in the aquarium quickly. Even with proper... -
KS150 Nilson Kalkwasser Reactor - Reef Octopus
Reef Octopus$519.74Rated for Aquariums up to 210 Gallons Footprint: 7.68" x 7.68" | Body Diameter: 6" | Height: 26"Requires control timer and feed pump Gently mixes your calcium hydroxide Reef Octopus Kalk Stirrer... -
KS100 Nilson Kalkwasser Reactor - Reef Octopus
Reef Octopus$392.69Rated for Aquariums up to 130 Gallons Footprint: 5.5" x 5.5" | Body Diameter: 4" | Height: 27.6"Requires control timer and feed pump Gently mixes your calcium hydroxide Reef Octopus Kalk Stirrer... -
Waste-Away Natural Aquarium Cleaner for Freshwater Aquaria (128 oz) - Dr Tim's
Dr Tim's Aquatics$92.69Waste-Away dissolves sludge and dirt in your freshwater aquarium! Waste-Away is a unique combination of bacteria that attack and dissolve organic wastes in the aquarium quickly. Even with proper... -
Waste-Away Natural Aquarium Cleaner for Freshwater Aquaria (4 oz) - Dr Tim's
Dr Tim's Aquatics$11.89Waste-Away dissolves sludge and dirt in your freshwater aquarium! Waste-Away is a unique combination of bacteria that attack and dissolve organic wastes in the aquarium quickly. Even with proper... -
Super Naturals - Crystal River Sand (10 lb) 0.5 - 1.0 mm - Caribsea
Caribsea$29.99Our sand-sized Super Naturals are now Super Natural “Aquascapes”. Each bag contains a premeasured dose of beneficial bacteria to help start the cycling process. There are 8 colors to choose from,... -
LPS Grow & Color - MEDIUM Pellet 100 ML Coral Aquarium Food - Fauna Marin
Fauna Marin$27.71Natural plancton, combined with special proteins are the formula for success. Our new food was created especially for keeping coloured LPS corals and other AZOOX corals.DOSING RECOMMENDATION:2 x... -
KS250 Nilson Kalkwasser Reactor - Reef Octopus
Reef Octopus$785.39Rated for Aquariums up to 320 Gallons Footprint: 12.6" x 12.6" | Body Diameter: 10" | Height: 26"Requires control timer and feed pump Gently mixes your calcium hydroxide Reef Octopus Kalk Stirrer... -
Trace Colors PRO - Multi Test Kit Iodine/Potassium/Iron - Red Sea
Red Sea$89.99It’s all in the balance Red Sea’s TRACE COLORS PRO Multi -
Aquacultured Confusa Montipora Coral (Montipora sp.) - ORA
ORA$44.99The ORA Confusa is a horizontal plating Montipora with very pronounced ridges covering its undulating surface. The overall green coloration is interrupted between the ridges by small brown polyps...