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On Sale 14%
On Sale 14%(OPEN BOX) Life Rock NANO Arches (4 Arches) - CaribSea
Caribsea$104.55$89.99UNUSED CUSTOMER RETURN Each Arch is approximately 8" long. Fantastic shapes, incredible colors… Well check out new LifeRock™ Shapes, the latest version of CaribSea’s amazing... -
On Sale 20%
On Sale 20%MarcoRocks Frag Mounts - Coralline (9 lbs) - Marco Rock
MarcoRocks$39.99$31.99A mix of Small Shelf, Reef Saver, and Foundation Rock. Pile up to create a home for small fish and inverts or use as frag chunks for the perfect natural looking surface to mount new frags too. They... -
On Sale 15%
On Sale 15%Orange Rhodactis Mushroom Rock Colony WYSIWYG - SAQ Coral Farm
Saltwater Coral Farm$129.99$110.49Orange Rhodactis Mushroom Rock Colony WYSIWYG (Egg crate squares are 3/4") If you are looking to buy vibrant color coral online to add to your reef tank, this is the best choice. Orange... -
On Sale 15%
On Sale 15%Orange Rhodactis Mushroom Rock Colony WYSIWYG - SAQ Coral Farm
Saltwater Coral Farm$149.99$127.49Orange Rhodactis Mushroom Rock Colony WYSIWYG (Egg crate squares are 1.25") If you are looking to buy vibrant color coral online to add to your reef tank, this is the best choice. Orange... -
On Sale 15%
On Sale 15%Orange Rhodactis Rock Colony WYSIWYG AA1 - SAQ Coral Farm
Saltwater Coral Farm$139.99$118.99Orange Rhodactis Rock Colony WYSIWYG AA1 (Egg crate squares are 3/4") If you are looking to buy vibrant color coral online to add to your reef tank, this is the best choice. Orange Rhodactis... -
On Sale 15%
On Sale 15%Orange Rhodactis Mushroom Rock Colony WYSIWYG - SAQ Coral Farm
Saltwater Coral Farm$129.99$110.49Orange Rhodactis Mushroom Rock Colony WYSIWYG (Egg crate squares are 3/4") If you are looking to buy vibrant color coral online to add to your reef tank, this is the best choice. Orange... -
On Sale 15%
On Sale 15%Dry Base Live Rock SHELF Box (40 lbs) South Seas - Caribsea
Caribsea$118.29$100.55South Seas Base Shelf Rock - Natural weathering processes form the fantastic shapes of South Seas Base Rock by the erosion and pitting of limestone over the course of eons. It is clean and safe for... -
On Sale 15%
On Sale 15%Real Reef Rock (40 lb) Box - Mixed Size - Real Reef
Real Reef$249.99$212.49Real Reef Rock is our standard reef building rock. It comes in a variety of sizes from 4"-12". It is very light, porous and full of holes and crevices. It is three dimensional in shape and... -
On Sale 15%
On Sale 15%Real Reef Rock (20 lb) Box - Mixed Size - Real Reef
Real Reef$129.99$110.49Real Reef Rock is our standard reef building rock. It comes in a variety of sizes from 4"-12". It is very light, porous and full of holes and crevices. It is three dimensional in shape and... -
On Sale 15%
On Sale 15%Real Reef Rock (55 lb) Box - Mixed Size - Real Reef
Real Reef$329.00$279.65Real Reef Rock is our standard reef building rock. It comes in a variety of sizes from 4"-12". It is very light, porous and full of holes and crevices. It is three dimensional in shape and... -
On Sale 15%
On Sale 15%Orange Rhodactis Mushroom Rock Colony WYSIWYG - SAQ Coral Farm
Saltwater Coral Farm$129.99$110.49Orange Rhodactis Mushroom Rock Colony WYSIWYG (Egg crate squares are 3/4") If you are looking to buy vibrant color coral online to add to your reef tank, this is the best choice. Orange... -
On Sale 15%
On Sale 15%Orange Rhodactis Mushroom Rock Colony WYSIWYG - SAQ Coral Farm
Saltwater Coral Farm$149.99$127.49Orange Rhodactis Mushroom Rock Colony WYSIWYG (Egg crate squares are 1.25") If you are looking to buy vibrant color coral online to add to your reef tank, this is the best choice. Orange... -
Copper Stone (44 lbs) Freshwater Rock - IceCap
Icecap$94.59IceCap Copper Stone boasts a striking copper hue and can be incorporated into various aquarium setups, from planted to cichlid tanks. Enhance Your Aquarium with IceCap Copper Stone! IceCap Copper... -
Power Pack Rack w/ 4 Pack Genesis Rock - PolypLab
PolypLab$99.99Maximize your aquarium's biological filtration capacity with the PolypLab Genesis Rock Power Pack Rack. This comprehensive kit combines four of PolypLab's high-performance Genesis Rock ceramic blocks... -
On Sale 15%
On Sale 15%Life Rock Tree Extension Kit (2 Piece) - CaribSea
Caribsea$121.99$103.69There is simply no better, no more spectacular way to aquascape your marine or reef aquarium. These open, light shapes not only provide lots of cover and “play area” for fish, but provide... -
On Sale 15%
On Sale 15%Real Reef FANCY Branch Rock (10 lb) Box - Real Reef
Real Reef$129.99$110.49Real 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 collection practices. No live... -
On Sale 15%
On Sale 15%Real Reef FANCY Branch Rock (35 lb) Box - Real Reef
Real Reef$399.99$339.99Real 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 collection practices. No live... -
MicroBacter Dry Rock Bacteria Starter Kit - Brightwell
Brightwell Aquatics$42.83This kit contains Quickcycl 60mL, MicroBacter Start XLM 125mL, and MicroBacter Clean 500mL. You will use them in that order. Please read each label. This kit contains live bacteria. Do not use other... -
On Sale 41%
On Sale 41%(DAMAGED - 26 lbs) Real Reef FANCY Branch Rock Box - Real Reef
Real Reef$338.99$199.99DAMAGED Ex: Qty 5 is 5 Pounds of Rock, NOT 5 Rocks. Selling individual rocks is impossible due to the fact that every rock is unique in size/shape/weight. Real Reef Branch Rock is our... -
(DAMAGED) Real Reef Rock (20 lb) Box - Mixed Size - Real Reef
Real Reef$129.99DAMAGED Real Reef Rock is our standard reef building rock. It comes in a variety of sizes from 4"-12". It is very light, porous and full of holes and crevices. It is three dimensional in shape... -
On Sale 10%
On Sale 10%(OPEN BOX) Life Rock Arches (20 lb - 4 Arches) - CaribSea
Caribsea$164.86$147.99UNUSED CUSTOMER RETURN Fantastic shapes, incredible colors… Well check out new LifeRock™ Shapes, the latest version of CaribSea’s amazing LifeRock™ line up. Each 20 pound... -
On Sale 15%
On Sale 15%Real Reef Turbinaria Cup Plate Coral Rock (1 pc) - Real Reef
Real Reef$39.99$33.99** Each Cup is PHOTO Similar, but Different ** Weight: Approximately 3-3.5 lbsSize: Approximately 8 x 8 x 2.5 inchesEach rock is unique, weight and size may vary. Real Reef Branch Rock is our... -
On Sale 15%
On Sale 15%(SMALL) Mini Real Reef FANCY Branch Rock (1 Piece) - Real Reef
Real Reef$9.99$8.49"By the Piece" means you are choosing a single branch rock. Average Piece of a Mini Brand is 3-6" in length. Real Reef Branch Rock is our version of the Tonga Branch rock that use to be... -
On Sale 15%
On Sale 15%Blue Orange Rhodactis Mushroom Rock WYSIWYG A3 - SAQ Coral Farm
Saltwater Coral Farm$139.99$118.99Blue Orange Rhodactis Mushroom Rock WYSIWYG A3 (Egg crate squares are 3/4") If you are looking to buy vibrant color coral online to add to your reef tank, this is the best choice. Blue Orange... -
On Sale 20%
On Sale 20%E-Marco-400 Aquascaping Coraline Color Mortar Cement Kit - Marco Rocks
MarcoRocks$42.99$34.39100% Non-Toxic - Triton ICP Tested Now offered in Natural and Coralline! Have you ever wondered how they make those remarkable aquascape structures? MarcoRocks E-Marco-400 Aquascaping Kit is... -
Petrified Wood Stone (44 lbs) Freshwater Rock - IceCap
Icecap$109.99Add natural beauty to your aquarium with IceCap Petrified Wood Stone. It complements any setup, from planted aquariums to cichlid tanks. Enhance Your Aquarium with IceCap Petrified Wood... -
On Sale 15%
On Sale 15%Life Rock Reef Tree Kit (4 Piece) Shapes - CaribSea
Caribsea$236.61$201.12There is simply no better, no more spectacular way to aquascape your marine or reef aquarium. These open, light shapes not only provide lots of cover and “play area” for fish, but provide... -
On Sale 20%
On Sale 20%E-Marco-400 Aquascaping Natural Color Mortar Cement Kit - Marco Rocks
MarcoRocks$42.99$34.39100% Non-Toxic - Triton ICP Tested Now offered in Natural and Coralline! Have you ever wondered how they make those remarkable aquascape structures? MarcoRocks E-Marco-400 Aquascaping Kit is... -
On Sale 15%
On Sale 15%20 lb STAX Porous Oolitic Limestone Dry Rock - Two Little Fishies
Two Little Fishies$115.88$98.50Build striking, unique aquascapes in your aquarium with Two Little Fishies STAX Aquascaping Rocks. STAX are flat, porous, oolitic limestone shapes, perfect for building layered aquascapes in marine... -
STAX Porous Dry Rock RUBBLE (10 lb) Box - Two Little Fishies
Two Little Fishies$39.9910lb Box of RUBBLE. Sizes range from 1/4" to 4" in length. 8x8x8 Box of STAX ROCK RUBBLE Build striking, unique aquascapes in your aquarium with Two Little Fishies STAX Aquascaping... -
On Sale 50%
On Sale 50%(DAMAGED) Real Reef Turbinaria Cup Plate Coral Rock (1 pc) - Real Reef
Real Reef$39.99$19.99DAMAGED ** Each Cup is PHOTO Similar, but Different ** 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... -
On Sale 15%
On Sale 15%5 lb STAX Porous Oolitic Limestone Dry Rock - Two Little Fishies
Two Little Fishies$31.18$26.50Build striking, unique aquascapes in your aquarium with Two Little Fishies STAX Aquascaping Rocks. STAX are flat, porous, oolitic limestone shapes, perfect for building layered aquascapes in marine... -
On Sale 15%
On Sale 15%40 lb STAX Porous Oolitic Limestone Dry Rock - Two Little Fishies
Two Little Fishies$221.70$188.45Build striking, unique aquascapes in your aquarium with Two Little Fishies STAX Aquascaping Rocks. STAX are flat, porous, oolitic limestone shapes, perfect for building layered aquascapes in marine... -
On Sale 15%
On Sale 15%Agrocrete Coral Frag Rocks 1.5" x 2.0" (10 pc) - Oceans Wonders
Oceans Wonders$6.99$5.94Oceans Wonders Coral Frag Rocks are perfect for the propagation or fragging of hard and soft branching corals such as Acropora, Birdsnest, Montipora, Kenya Trees, Xenia, ect. They are... -
On Sale 12%
On Sale 12%(OPEN BOX) Real Reef FANCY Branch Rock (10 lb) Box - Real Reef
Real Reef$129.99$114.99UNUSED 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 15%
On Sale 15%(SMALL) Mini Real Reef Turbinaria Cup Plate Coral Rock (1 piece) - Real Reef
Real Reef$29.99$25.49** Each Cup is PHOTO Similar, but Different ** Weight: Approximately 1-2 lbsSize: Approximately 4 x 4 x 2.5 inchesEach rock is unique, weight and size may vary. Real Reef Branch Rock is our version... -
On Sale 15%
On Sale 15%Large Orange Rock Flower Anemone Coral (3" to 5") - SAQ Coral Farm
Saltwater Coral Farm$34.99$29.74One Rock Flower Anemone Coral 3" to 5" in size. *Photo is a representation of the corals you will receive. These are not WYSIWYG - Photo is a representation of the corals you will... -
On Sale 15%
On Sale 15%Large Green Rock Flower Anemone Coral (3" to 5") - SAQ Coral Farm
Saltwater Coral Farm$34.99$29.74One Rock Flower Anemone Coral 3" to 5" in size. *Photo is a representation of the corals you will receive. These are not WYSIWYG - Photo is a representation of the corals you will... -
Reef Booster (30 Vials) Coral & Live Rock Nutrition - Prodibio
Prodibio$49.99Complete 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... -
On Sale 33%
On Sale 33%(DAMAGED) (SMALL) Mini Real Reef Turbinaria Cup Plate Coral Rock (1 piece) - Real Reef
Real Reef$29.99$19.99DAMAGED ** Each Cup is PHOTO Similar, but Different ** Weight: Approximately 1-2 lbsSize: Approximately 4 x 4 x 2.5 inchesEach rock is unique, weight and size may vary. Real Reef Branch Rock is...
Featured Products
On Sale
15%
On Sale
15%
Gold Hammer Coral Colony WYSIWYG - SAQ Coral Farm
Saltwater Coral Farm
$199.99
$169.99
Gold Hammer Coral Colony WYSIWYG (Egg crate squares are 3/4")
If you are looking to buy vibrant color coral online to add to your reef tank, this is the best choice.
Gold Hammer Coral Colony...
On Sale
15%
On Sale
15%
Gold Hammer Coral Colony WYSIWYG - SAQ Coral Farm
Saltwater Coral Farm
$239.99
$203.99
Gold Hammer Coral Colony WYSIWYG (Egg crate squares are 3/4")
If you are looking to buy vibrant color coral online to add to your reef tank, this is the best choice.
Gold Hammer Coral Colony...
On Sale
10%
On Sale
10%
BioSpace Reactor 8-2 (8" x 21") Up to 500 Gallons - Bashsea
Bashsea
$599.00
$539.10
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...
On Sale
10%
On Sale
10%
BioSpace Reactor 6-2 (6" x 21") Up to 225 Gallons - Bashsea
Bashsea
$399.00
$359.10
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...
On Sale
10%
On Sale
10%
BioSpace Reactor 4-2 (4" x 21") Up to 110 Gallons - Bashsea
Bashsea
$219.00
$197.10
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...
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...
On Sale
15%
On Sale
15%
MEGA Filtra 950 SDC Aquarium Canister Filter Up to 250 Gal (568 gph) - Sicce
Sicce
$499.99
$424.99
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
On Sale
15%
On Sale
15%
MEGA Filtra 900 Aquarium Canister Filter Up to 240 Gal (410 gph) - Sicce
Sicce
$349.99
$297.49
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
On Sale
15%
On Sale
15%
MEGA Filtra 650 Aquarium Canister Filter Up to 170 Gal (380 gph) - Sicce
Sicce
$299.99
$254.99
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...
LRS Reef Frenzy (7 oz Pack) - Superior Nutrition All-in-One Frozen Food for Marine Fish, Corals & Invertebrates
LRS
$21.99
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
10%
On Sale
10%
Hydra Edge 68 HD Saltwater Aquarium Light - AquaIllumination
AquaIllumination
$699.99
$629.99
The AI Hydra Edge represents significant improvements to the Hydra lighting platform now with 135 Watts, Controllable Shimmer, 100 Degree lens, articulating mounting options and more! ...
On Sale
10%
On Sale
10%
Hydra Edge 44 HD Saltwater Aquarium Light - AquaIllumination
AquaIllumination
$399.99
$359.99
The AI Hydra Edge represents significant improvements to the Hydra lighting platform now with 95 Watts, Controllable Shimmer, 100 Degree lens, articulating mounting options and...
On Sale
10%
On Sale
10%
A3 Apex System (A3APEXSYS) - Neptune Systems
Neptune Systems
$659.99
$593.99
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
10%
On Sale
10%
HI97115UC Bluetooth Marine Master Multiparameter Checker - Hanna Instruments
Hanna Instruments
$499.99
$449.99
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...
On Sale
10%
On Sale
10%
Vectra L2 DC Return Pump Mobius Ready (3,100 GPH) - Ecotech Marine
Ecotech Marine
$599.99
$539.99
Flow: 3,100 gph (11,500 lph)
Wireless: Included
Max Head Pressure: </
On Sale
10%
On Sale
10%
Vectra M2 DC Return Pump Mobius Ready (2,000 GPH) - Ecotech Marine
Ecotech Marine
$499.99
$449.99
Flow: 2,000 gph (7,500 lph)
Wireless: Included
Max Head Pressure:
On Sale
10%
On Sale
10%
Vectra S2 DC Return Pump Mobius Ready (1400 GPH) - Ecotech Marine
Ecotech Marine
$399.99
$359.99
Since its launch, the Vectra lineup has been evolving. Design and material changes have ensured the reliability, thermal efficiency, and general operation of Vectra 2s are second to none. Improved...