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New Products
On Sale
11%
On Sale
11%
(OPEN BOX) Classic 110 INT Protein Skimmer - Reef Octopus
Reef Octopus
$326.85
$289.99
UNUSED CUSTOMER RETURN
Classic In-Sump Protein Skimmer
A member of the Reef Octopus Classic Series, this popular in-sump skimmer will provide great filtration for aquariums up to 130...
On Sale
9%
On Sale
9%
(OPEN BOX) VCA Flex Series 3/4" Random Flow Generator Return Line Upgrade Kit – Vivid Creative
VCA Vivid Creative
$32.95
$29.99
UNUSED CUSTOMER RETURN
Red Sea REEFER G2
Recommended for Gen 2 dual outlet (on either side of the overflow) models for the Red Sea Reefer 525 and above
Waterbox Aquariums
Waterbox aquarium with...
On Sale
12%
On Sale
12%
(OPEN BOX) Real Reef FANCY Branch Rock (10 lb) Box - Real Reef
Real Reef
$129.99
$114.99
UNUSED CUSTOMER RETURN
Real Reef Branch Rock is our version of the Tonga Branch rock that use to be imported from the Kingdom of Tonga for many years, before getting banned for destructive...
On Sale
13%
On Sale
13%
(OPEN BOX) Deluxe CS102DX Overflow Box (1200 gph) - CPR Aquatics
CPR Aquatics
$264.99
$229.99
UNUSED CUSTOMER RETURN
A built-in overflow is the most efficient method of draining aquarium water to a filter. If your aquarium does not have built-in overflow, CPR Continuous Siphon Overflows are...
On Sale
40%
On Sale
40%
(USED) ReefLED G2 60 LED Light Fixture - Red Sea
Red Sea
$289.00
$172.99
USED - TESTED - WORKS
Unleash Vibrant Coral Colors with Reef-SPEC Lighting
Stronger Light Output for Vibrant Coral Growth
Richer, Reef-Safe Spectrum with Enhanced Violet & UV
Adjustable...
On Sale
14%
On Sale
14%
(OPEN BOX) LifeRock Nano Reef Kit - Caribsea
Caribsea
$86.95
$74.99
UNUSED CUSTOMER RETURN
LifeRock™ begins as a sunlit piece of Pleistocene era seafloor thriving with living creatures. Over the next 100 millennia and the retreat of the ocean, this ancient piece of...
Cut to Fit 18"x30" Filter Sheet (200 Micron) - ReefH2O
ReefH2O
$14.99
Removes particulates to help create crystal clear water in your aquarium.
Can be used in freshwater or saltwater.
On Sale
44%
On Sale
44%
Ceramic Frag 3" Round Tile (5 pack) BLACK - Eva Aquatics
Eva Aquatics
$9.99
$5.59
Premium Ceramic Plugs and TileThese handcrafted frag tiles are made with inert ceramic material, making them immediately safe for aquarium use.No Curing RequiredAdding these to your aquarium or...
On Sale
20%
On Sale
20%
Ceramic Frag 4" Square Tile (2 pack) BLACK - Eva Aquatics
Eva Aquatics
$6.99
$5.59
Premium Ceramic Plugs and TileThese handcrafted frag tiles are made with inert ceramic material, making them immediately safe for aquarium use.No Curing RequiredAdding these to your aquarium or...
On Sale
44%
On Sale
44%
Ceramic Frag 3" Square Tile (5 pack) BLACK - Eva Aquatics
Eva Aquatics
$9.99
$5.59
Premium Ceramic Plugs and TileThese handcrafted frag tiles are made with inert ceramic material, making them immediately safe for aquarium use.No Curing RequiredAdding these to your aquarium or...
On Sale
44%
On Sale
44%
Ceramic Frag 2" Square Tile (12 pack) BLACK - Eva Aquatics
Eva Aquatics
$9.99
$5.59
Premium Ceramic Plugs and TileThese handcrafted frag tiles are made with inert ceramic material, making them immediately safe for aquarium use.No Curing RequiredAdding these to your aquarium or...
On Sale
17%
On Sale
17%
(OPEN BOX) Auto Aquarium Gravel Cleaner (33FT) - Hygger
Hygger
$41.99
$34.99
UNUSED CUSTOMER RETURN
Upgrade metal brass sink connectorDraining, filling & gravel cleaningAuto siphonMultifunction useBlockage preventing designAdjustable water flowEasy to assem
On Sale
12%
On Sale
12%
(OPEN BOX) NP Bacto Pellets Bio Pellets (500 ml) - Tropic Marin
Tropic Marin
$33.99
$29.99
POPPED LIDOrganic filter medium for fluidized bed reactors for effective biological nitrate and phosphate reduction with a quick-starting, continuous action. Tropic Marin®...
On Sale
13%
On Sale
13%
(OPEN BOX) Bulk GFO Granular Ferric Oxide - High Capacity (1 Gallon) - Bulk Reef Supply
Bulk Reef Supply
$286.64
$249.99
CRACKED LID
Phosphates are going to be one of the biggest battles we have with a reef aquarium. The BRS GFO works even better in reactors due to it being denser than most other GFO. The...
On Sale
9%
On Sale
9%
(OPEN BOX) Sulfur Media (12 lbs) Nitrate Reactor - Geo's Reef
Geo's Reef
$99.00
$89.99
UNUSED CUSTOMER RETURN
Media to be use in a Nitrate Reducing Reactor. This Sulfur is 99.99% PURE Sulfur and produce specifically for aquarium use.
On Sale
40%
On Sale
40%
(USED) Tidal 55 HOB Power Filter (Up to 55 Gal) - Seachem
Seachem
$60.16
$35.94
USED - TESTED - WORKS
Tidal™ Power Filters are designed from the ground up to provide your aquarium with high-quality, comprehensive filtration. They are easy to use and adaptable to a variety of...
On Sale
17%
On Sale
17%
(OPEN BOX) 36" - 48" Satellite Color RGBW Aquarium LED Strip Light w/Controller (4512) - Current USA
Current USA
$119.99
$99.99
UNUSED CUSTOMER RETURN
Experience the Vibrant Underwater World wit
On Sale
12%
On Sale
12%
(OPEN BOX) Arag-Alive Special Grade Reef Sand (20 lb) 1.0 - 2.0 mm - Caribsea
Caribsea
$33.99
$29.99
CUT BAG - WATER LEAKED - SAND FINE
You can now bring the world’s most exotic reefs into your home with CaribSea’s Arag-Alive!™ substrates. Eight environmentally accurate ecoscapes, developed through...
MarcoRocks Reef Saver Rock (40 lb) Box - Marco Rock
MarcoRocks
$153.99
The rock that put us on the map. While it might appear to look like others in the market, it is not. Our Reef Saver Rock is carefully sourced for color, porosity, and purity. Our cleaning process is...
Reef Booster (30 Vials) Coral & Live Rock Nutrition - Prodibio
Prodibio
$49.99
Complete coral & live rock nutrition with amino acids & omega-3s.
For saltwater systems only.
Reef Booster was developed in partnership with aquaculture experts, based on high-performance...
Featured Products
RO/DI Flood Guardian - RODI Auto Shut Off Solinoid - AutoAqua
AutoAqua
$94.99
Stop the Floods. Start the Convenience.
Making RO or RO/DI water for your aquarium is a time-consuming necessity, but forgetting to turn it off shouldn't cost you a flooded floor. The AutoAqua Smart...
Kalkwasser Powder Calcium Hydroxide (14 oz, 400 grams) - ESV
ESV
$14.99
Maintain a thriving reef ecosystem with the purity of ESV Kalkwasser. A cornerstone of marine aquarium care for decades, Calcium Hydroxide is a proven, economical method for maintaining both calcium...
4-Head Dosing Pump - Simplicity
Simplicity
$149.95
The Simplicity Dosing Pump is an accurate, effective, and affordable liquid dosing solution. The four dosing heads offer high-precision liquid dosing combined with easy-to-use integrated controls...
Marine Grazing Pellets 8mm (2.82 oz) - Vialtis
Vitalis
$20.99
Vitalis Marine Grazing Pellets (8mm) – 80g
Fuel the natural foraging instincts of your saltwater fish with Vitalis Marine Grazing Pellets. These high-quality, 8mm pellets are specifically formulated...
Marine Grazing Pellet Station - Vitalis
Vitalis
$8.99
Vitalis Universal Grazing Station – Interactive Feeding System
Enhance your aquarium’s feeding experience with the Vitalis Universal Grazing Station. Designed by the experts at Vitalis, this...
BioSpace Reactor 8-2 (8" x 21") Up to 500 Gallons - Bashsea
Bashsea
$599.00
Elevate your aquarium’s ecosystem with the Bashsea BioSpace Reactor, the most effective biological filter currently available on the market. Engineered for the serious hobbyist, this reactor utilizes...
BioSpace Reactor 6-2 (6" x 21") Up to 225 Gallons - Bashsea
Bashsea
$399.00
Elevate your aquarium’s ecosystem with the Bashsea BioSpace Reactor, the most effective biological filter currently available on the market. Engineered for the serious hobbyist, this reactor utilizes...
BioSpace Reactor 4-2 (4" x 21") Up to 110 Gallons - Bashsea
Bashsea
$219.00
Elevate your aquarium’s ecosystem with the Bashsea BioSpace Reactor, the most effective biological filter currently available on the market. Engineered for the serious hobbyist, this reactor utilizes...
4" NOSOK Filter Sock No Sock Replacement Silencer Cup - VCA
VCA Vivid Creative
$44.95
Silence Your Sump and Simplify Your Maintenance Routine
Tired of the constant splashing and "gurgling" sounds coming from your filter socks? The VCA No-Sock 4-Inch Silencer is the ultimate solution...
84 Gallon Peninsula Drop Off Aquarium w/ Black Stand - Full Package - Fiji Cube
Fiji Cube
$4,499.99
Dive into something different with the Fiji Cube 84 Gallon Peninsula Internal Overflow Drop Off Rimless Aquarium – where creativity meets the coast! Designed for reef lovers and aquascaping...
84 Gallon Peninsula Drop Off Aquarium w/ Black Stand - Fiji Cube
Fiji Cube
$3,999.99
Dive into something different with the Fiji Cube 84 Gallon Peninsula Internal Overflow Drop Off Rimless Aquarium – where creativity meets the coast! Designed for reef lovers and aquascaping...
Small-In-One Nomad Portable Traveling Aquarium (0.5 Gallon) - PNW Custom
PNW Custom
$349.99
0.5 Gallon Fully Sealed Traveling Aquarium
The world’s first fully sealed traveling aquarium.
The Small-In-One Nomad is a compact 0.5-gallon aquarium designed for safely transporting and displaying...
ION-B ALK/pH+ Liquid (5000 mL) Base 2 Part - NYOS
NYOS
$59.99
Balanced Alkalinity Support for Modern Reef Tanks
Pre-Mixed, Ready-to-use Solution
Increases Alkalinity and Stabilizes pH
Also Contains Sulfate, Bromine and Fluorine for Ion...
ION-B CA/MG+ Liquid (5000 mL) Base 2 Part - NYOS
NYOS
$59.99
Balanced Calcium and Magnesium Support for Modern Reef Tanks
Pre-Mixed, Ready-to-use Solution
Increases Calcium and Magnesium
Also Contains Strontium, Potassium, and Boron for Ion...
MEGA Filtra 950 SDC Aquarium Canister Filter Up to 250 Gal (568 gph) - Sicce
Sicce
$499.99
Experience the next generation of aquarium filtration with the Sicce Mega Filtra Series. Entirely designed and manufactured in Italy, these premium canister filters combine heavy-duty
MEGA Filtra 900 Aquarium Canister Filter Up to 240 Gal (410 gph) - Sicce
Sicce
$349.99
Experience the next generation of aquarium filtration with the Sicce Mega Filtra Series. Entirely designed and manufactured in Italy, these premium canister filters combine heavy
MEGA Filtra 650 Aquarium Canister Filter Up to 170 Gal (380 gph) - Sicce
Sicce
$299.99
Experience the next generation of aquarium filtration with the Sicce Mega Filtra Series. Entirely designed and manufactured in Italy, these premium canister filters combine heavy
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...
LRS Chunky Predator Frenzy (7 oz Pack) - Superior Nutrition All-in-One Frozen Food for Marine Fish, Corals & Invertebrates
LRS
$21.99
LRS "Chunky" is the perfect food for hobbyists with large predatory fish such as triggers, puffers, and eels. This blend offers a convenient way to feed your fish fresh, diverse, and high-quality...