SaltwaterAquarium - Aquarium Supplies

Featured Products

On Sale 15%

On Sale 15%

84 Gallon Peninsula Drop Off Aquarium w/ Black Stand - Full Package - Fiji Cube

Fiji Cube

$4,499.99

$3,824.99

NOW Until 04-01-2026 - Free ARF-20 Automatic Roller Filter System w/ Purchase! Dive into something different with the Fiji Cube 84 Gallon Peninsula Internal Overflow Drop Off Rimless...

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On Sale 15%

On Sale 15%

84 Gallon Peninsula Drop Off Aquarium w/ Black Stand - Fiji Cube

Fiji Cube

$3,999.99

$3,399.99

NOW Until 04-01-2026 - Free ARF-20 Automatic Roller Filter System w/ Purchase! Dive into something different with the Fiji Cube 84 Gallon Peninsula Internal Overflow Drop Off Rimless...

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Small-In-One Nomad Portable Traveling Aquarium (0.5 Gallon) - PNW Custom

PNW Custom

$399.99

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...

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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...

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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...

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PNS Deep Cycle (1 Gallon) Live Bacteria - Hydrospace

Hydrospace

$249.99

A Functional Cohort of

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Nitrate Minus (1000 ml) - NYOS

NYOS

$39.99

Achieve Near-Detection-Limit Water Purity Nyos® Nitrate Minus is a high-purity, innovative solution designed to biologically reduce nitrate levels in marine and fresh

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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

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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

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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

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Hydra Edge 44 HD Saltwater Aquarium Light - AquaIllumination

AquaIllumination

$399.99

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...

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HYDROS Launch Aquarium Controller

Hydros

$635.24

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Control X10 HYDROS Controller & Dosing System by Coralvue

Hydros

$923.99

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Radion XR30 G6 Pro LED Light Fixture - EcoTech Marine

Ecotech Marine

$999.99

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...

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Radion XR30 G6 Blue LED Light Fixture - EcoTech Marine

Ecotech Marine

$999.99

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...

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Radion XR15 G6 Pro LED Light Fixture - EcoTech Marine

Ecotech Marine

$529.99

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...

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Radion XR15 G6 Blue LED Light Fixture - EcoTech Marine

Ecotech Marine

$529.99

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...

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HYDROS Control X4 / XP8 PRO Pack

Hydros

$820.04

The HYDROS Control X4 PRO Pack includes two Control devices, the Control XP8 and Control X4. Combine these Controls to create a secure and impressive set-up for both saltwater and...

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HYDROS Control XP8 (Controller Only)

Hydros

$347.64

Please note: CONTROL XP8 ONLY - Nothing else is included. Achieve Ultimate Security with the HYDROS Control XP8 Power Strip

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ReefMat 1200 Fleece Roller Filter - Red Sea

Red Sea

$449.00

The ReefMat is a plug & play, fully automated, smart fleece roller filter that keeps your aquarium water crystal clear for weeks at a time. Installation Instructions for EVERY Red Sea Model...

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ReefMat 1200 Replacement Fleece (115') Roll - Red Sea

Red Sea

$32.00

Efficient, high-flow, skimmer friendly non-woven polyester fleece-mat rolls. Installation Instructions for EVERY Red Sea Model - https://www.redseafish...

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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...

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100 Gallon Standard Reef Cleanup Crew

Clean Up Crews

$175.99

Our Reef Cleaner Packages are Wild Collected they let you naturally control algae, maintain crystal clear water, and keep your sand bed sifted. The number of cleaners provided in these packages...

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(Germany) Pro Reef Salt Bucket (200 Gallon) - Tropic Marin

Tropic Marin

$132.36

Tropic Marin Pro-Reef Sea Salt – 200 Gallon Bucket (Germany) At a Glance The Gold Standard for Modern Reef Keeping. Tropic Marin Pro-Reef is the premium, pharmaceutical-grade salt mix engineered...

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What's New?

On Sale 25%

On Sale 25%

(DAMAGED) Real Reef FANCY Branch Rock (35 lb) Box - Real Reef

Real Reef

$399.99

$299.99

DAMAGED ROCKS 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 collection...

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On Sale 11%

On Sale 11%

(OPEN BOX) REEFER ReefRun DC Pump Skimmer 300 w/Self Leveling - Red Sea

Red Sea

$475.00

$424.99

UNUSED CUSTOMER RETURN Efficient. Quiet. Smart.The REEFER DC Skimmers include self-leveling technology that prevents over-skimming and full cups from spilling while continuing to aerate the water...

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On Sale 9%

On Sale 9%

(OPEN BOX) Sea Salt (25 kg - 200 Gallons) Box - Aquaforest

Aquaforest

$82.39

$74.99

UNUSED CUSTOMER RETURN Synthetic marine salt for aquariums with fish and less delicate corals and invertebrates. When setting up new aquariums it is recommended that the first animals are placed no...

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On Sale 10%

On Sale 10%

(OPEN BOX) 48" x 24" (LID) DIY SafeScreen Aquarium Mesh Screen Lid - Innovative Marine

Innovative Marine

$72.00

$64.99

UNUSED CUSTOMER RETURNDIY SafeScreen - We’ve Got You Covered Provide protection for your livestock and encase any aquarium with this complete Do-It-Yourself mesh screen lid kit. Glass lids trap in...

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On Sale 10%

On Sale 10%

(OPEN BOX) Vectra M2 DC Return Pump Mobius Ready (2,000 GPH) - Ecotech Marine

Ecotech Marine

$499.99

$449.99

UNUSED CUSTOMER RETURN Flow: 2,000 gph (7,500 lph)

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On Sale 9%

On Sale 9%

(OPEN BOX) K3 200HOB Protein Skimmer - IceCap

Icecap

$247.49

$224.99

UNUSED CUSTOMER RETURN The IceCap K3 200HOB Protein Skimmer is a compact hang-on-back protein skimmer ideal for aquariums up to 140 gallons. The traditional style cylinder skimmer body shape reduces...

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On Sale 10%

On Sale 10%

(OPEN BOX) (MP052) Vortech MP40WQD Replacement Driver - Ecotech Marine

Ecotech Marine

$99.99

$89.99

UNUSED CUSTOMER RETURN This is the base controller box and board - This requires the Optional EcoSmart RF Module for Vortech - Ecotech Marine to operate wirelessly (Sold Separately). MP40QD...

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On Sale 10%

On Sale 10%

(OPEN BOX) VCA Flex Series - Ultimate Return Line Upgrade Kit - Dual 1/2 Flex-Series RFG - Vivid Creative

VCA Vivid Creative

$49.99

$44.99

UNUSED CUSTOMER RETURN Red Sea Reefer™ Compatible Plus, many other aquariums using the included Multidapter™ Universal Pipe Adapter Kit Includes: The Patented Random Flow Generator® No

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On Sale 14%

On Sale 14%

(OPEN BOX) AQUA FILTRA 40 Replacement Complete Cartridge (2 Pack) - Sicce

Sicce

$20.99

$17.99

UNUSED CUSTOMER RETURN Genuine Sicce AQUA FILTRA 40 Replacement Complete Cartridge (2-Pack) The All-in-One Solution for Pristine Aquarium Water Keep your aquarium filtration system operating at...

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Teal Green Goniopora Colony WYSIWYG - SAQ Coral Farm

Saltwater Coral Farm

$159.99

Teal Green Goniopora 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. Teal Green Goniopora...

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Purple Goniopora Colony WYSIWYG - SAQ Coral Farm

Saltwater Coral Farm

$159.99

Purple Goniopora 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. Purple Goniopora Colony...

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Lemon Ice Goniopora Colony WYSIWYG - SAQ Coral Farm

Saltwater Coral Farm

$189.99

Lemon Ice Goniopora 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. Lemon Ice Goniopora...

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Purple Goniopora Colony WYSIWYG - SAQ Coral Farm

Saltwater Coral Farm

$189.99

Purple Goniopora 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. Purple Goniopora Colony...

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Glitter Bomb Goniopora WYSIWYG - SAQ Coral Farm

Saltwater Coral Farm

$249.99

Glitter Bomb Goniopora 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. Glitter Bomb Goniopora...

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Green Goniopora Colony WYSIWYG - SAQ Coral Farm

Saltwater Coral Farm

$159.99

Green Goniopora 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. Green Goniopora Colony...

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Freya Goniopora Colony WYSIWYG - SAQ Coral Farm

Saltwater Coral Farm

$189.99

Freya Goniopora 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. Freya Goniopora Colony...

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Green Goniopora Colony WYSIWYG - SAQ Coral Farm

Saltwater Coral Farm

$159.99

Green Goniopora 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. Green Goniopora Colony...

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Ice Blue Goniopora WYSIWYG - SAQ Coral Farm

Saltwater Coral Farm

$159.99

Ice Blue Goniopora 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. Ice Blue Goniopora...

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Sizzling Red Goniopora WYSIWYG - SAQ Coral Farm

Saltwater Coral Farm

$289.99

Sizzling Red Goniopora 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. Sizzling Red Goniopora...

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Inferno Fungia Plate WYSIWYG - SAQ Coral Farm

Saltwater Coral Farm

$249.99

Inferno Fungia Plate 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. Inferno Fungia Plate...

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Best-Selling Products

$$$ Money Saver Aquarium Dry Live Rock (by the lb) - SaltwaterAquarium

SaltwaterAquarium

$3.25

"By the Pound" means you are choosing the weight of your rock. Ex: Qty 5 is 5 Pounds of Rock, NOT 5 Rocks. Selling individual rocks is impossible due to the fact th

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Marco Rocks Reef Saver Premium Rock (by the lb) - Marco Rock

MarcoRocks

$3.49

"By the Pound" means you are choosing the weight of your rock. Ex: Qty 5 is 5 Pounds of Rock, NOT 5 Rocks. Selling individual rocks is impossible due to the fact that every ro

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HI755-26 HI772-26 Alkalinity Checker Reagent (25 Tests) - Hanna Instruments

Hanna Instruments

$18.99

This reagent works with both the 755 & 772 Hanna checker. It may come with the tag 755-26 or 772-26, both reagents work with both checkers. Extreme Accuracy. Easy to Test in 4 Steps -...

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FritzPRO R.P.M. Salt Mix Box (55 lbs - Makes 200 Gallons) - Fritz Aquatics

Fritz Aquatics

$82.24

Fritz ProAquatics Reef Pro Mix (RPM) is manufactured using only the highest quality raw materials. Formulated by researchers and marine scientists, RPM contains all of the necessary major and minor...

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MarcoRocks Shelf Premium Dry Rock (by the lb) - Marco Rock

MarcoRocks

$6.89

"By the Pound" means you are choosing the weight of your rock. Ex: Qty 5 is 5 Pounds of Rock, NOT 5 Rocks. Selling individual rocks is impossible due to the fact th

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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...

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ReefMat 500 Replacement Fleece (92') Roll - Red Sea

Red Sea

$20.00

Efficient, high-flow, skimmer friendly non-woven polyester fleece-mat rolls. Installation Instructions for EVERY Red Sea Model - https://www.redseafish...

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ReefMat 1200 Replacement Fleece (115') Roll - Red Sea

Red Sea

$32.00

Efficient, high-flow, skimmer friendly non-woven polyester fleece-mat rolls. Installation Instructions for EVERY Red Sea Model - https://www.redseafish...

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HI774-25 Ultra Low Range Phosphate Checker Reagents - Hanna Instruments

Hanna Instruments

$18.99

Reagents for the HI774. Our HI774 Ultra Low Range Phosphate Checker will be essentially the same specifications as the HI736 Ultra Low Range Phosphorus Checker however it will not require a...

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Airline Tubing (OZONE SAFE) By the Foot - Python

Python

$0.24

Python airline tubing is made from a non toxic, FDA approved, and ozone safe material. It's pale blue in color and is easy to conceal, making it virtually invisible in your aquarium. ...

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Emerald Crab (Mithraculus sculptus) - Cleanup Crew

Clean Up Crews

$14.99

Tired of battling persistent bubble algae and unsightly hair algae? The Emerald Crab (Mithraculus sculptus) is your diligent, all-natural solution. Hailing from the vibrant reefs of the Caribbean,...

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(Germany) Pro Reef Salt Bucket (200 Gallon) - Tropic Marin

Tropic Marin

$132.36

Tropic Marin Pro-Reef Sea Salt – 200 Gallon Bucket (Germany) At a Glance The Gold Standard for Modern Reef Keeping. Tropic Marin Pro-Reef is the premium, pharmaceutical-grade salt mix engineered...

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HI713-25 Phosphate Low Range Checker Reagent (25 Tests) - Hanna Instruments

Hanna Instruments

$18.99

Extreme Accuracy. Easy to Test in 4 Steps - Zero the Checker, Add a regent to your water sample, Insert the Vile in the Checker, Read the Numbered Results. BOOM EASY. ZAIR. Zero, Add, Insert, Read...

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1/4" Mur-lok Polyethylene BLUE RO Tubing (Choose Your Length)

SaltwaterAquarium

MSRP:

$2.99 - $99.99

All Tubing is Sold by The Foot. If you would like 10 Feet of Tubing, purchase a quantity of 10. Need 20 foot of tubing, enter 20 for the quantity. You can edit the quantity inside...

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Dragon Stone Mixed Sizes (by the lb) - Dragonstone Freshwater Rock

Lifegard

$2.49

Increase the beauty of your aquarium landscape with these unique style stones and rocks to look like miniature rock formations. Customize your reef structure with safe, all-natural materials...

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SaltwaterAquarium.com Tank Parameter Reference Card

All Misc Brands

$0.00

FREE WITH ANY ORDER. JUST ADD TO YOUR CART WITH MERCHANDISE AND IT WILL BE FREE. A Business Card sized reference card for the most common aquarium parameters.

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Apex Trident Reagent Kit (6 Month Supply) - Neptune Systems

Neptune Systems

$109.99

Trident Reagent Kit 6 Month Supply - With six month kits, the cost of running the Trident is less than $17 per month - that’s averages out to about 7 cents a test! Neptune Systems recommends keeping...

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1/4" Mur-lok Polyethylene ORANGE RO Tubing (Choose Your Length)

SaltwaterAquarium

MSRP:

$2.99 - $99.99

All Tubing is Sold by The Foot. If you would like 10 Feet of Tubing, purchase a quantity of 10. Need 20 foot of tubing, enter 20 for the quantity. You can edit the quantity inside...

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Tigger Pods Live Copepods (6 oz) - Reef Nutrition

Reef Nutrition

$28.00

Because Tigger-Pods (Tigriopus californicus copepods) swim upwards with a stimulating, jerky motion, they are attractive to a wide range of fish...

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Large Bucket Coral Pro Sea Salt Mix (Makes 175 Gallons) - Red Sea

Red Sea

$97.99

Red Sea’s Coral Pro Salt contains biologically balanced, elevated levels of the foundation elements (Calcium, Magnesium, Carbonates) necessary for sustainable, accelerated coral growth. Coral Pro...

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Real Reef Rock Large 8-16" (by the pound) - Real Reef

Real Reef

$6.99

"By the Pound" means you are choosing the weight of your rock. Ex: Qty 5 is 5 Pounds of Rock, NOT 5 Rocks. Selling individual rocks is impossible due to the fact th

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HI736-25 Phosphorus Ultra Low Range Marine Reagent (25 Tests) - Hanna Instruments

Hanna Instruments

$18.99

The HI736-25 are the replacement reagents for the HI736 Phosphorus Ultra Low Range Checker HC. These high quality reagents are manufactured in our state-of-the-art facility and are clearly marked...

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Real Reef Rock (by the pound) - Mixed Sizes - Real Reef

Real Reef

$6.99

"By the Pound" means you are choosing the weight of your rock. Ex: Qty 5 is 5 Pounds of Rock, NOT 5 Rocks. Selling individual rocks is impossible due to the fact th

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1/8" ID Clear PVC Vinyl Dosing Tubing (by the Foot)

Generic

$0.35

Dosing tubing perfect for replacing old worn out tubing for dosing aquarium additives. Inside Diameter: 1/8" Hardness: 67 durometer PVC tubing is manufactured to exact specifications...

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