SaltwaterAquarium - Aquarium Supplies

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...

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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...

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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...

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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...

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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...

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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...

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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...

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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...

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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...

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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

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...

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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

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...

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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...

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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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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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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...

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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...

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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

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...

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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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What's New?

Red Cynarina WYSIWYG - SAQ Coral Farm

Saltwater Coral Farm

$199.99

Red Cynarina 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. Red Cynarina WYSIWYG is a fast...

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Peach Blastomussa WYSIWYG - SAQ Coral Farm

Saltwater Coral Farm

$219.99

Peach Blastomussa 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. Peach Blastomussa WYSIWYG is...

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Vampire Blastomussa Colony WYSIWYG - SAQ Coral Farm

Saltwater Coral Farm

$239.99

Vampire Blastomussa 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. Vampire Blastomussa...

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Purple Tint Asian Acan Colony WYSIWYG - SAQ Coral Farm

Saltwater Coral Farm

$199.99

Purple Tint Asian Acan 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 Tint Asian...

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Green Asian Acan Colony WYSIWYG - SAQ Coral Farm

Saltwater Coral Farm

$119.99

Green Asian Acan 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 Asian Acan Colony...

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Pikachu Asian Acan Colony WYSIWYG - SAQ Coral Farm

Saltwater Coral Farm

$199.99

Pikachu Asian Acan 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. Pikachu Asian Acan Colony...

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Orange Asian Acan Colony WYSIWYG - SAQ Coral Farm

Saltwater Coral Farm

$159.99

Orange Asian Acan 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 Asian Acan Colony...

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Orange Asian Acan Colony WYSIWYG - SAQ Coral Farm

Saltwater Coral Farm

$159.99

Orange Asian Acan 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 Asian Acan Colony...

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On Sale 10%

On Sale 10%

(OPEN BOX) Blue Large Bucket Red Sea Salt 175 Gallon (Not Coral Pro) - Red Sea

Red Sea

$97.99

$87.99

DAMAGED BUCKET - SALT UNTOUCHED Now Available in an Easier to Ship Box - No More Broken Buckets with Salt Everywhere - https://www.saltwateraquarium...

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Reef Salt Mix 200 Gallon Box - Aquaforest

Aquaforest

$89.99

Designed specifically for the demands of aquacultured marine environments, Aquaforest Reef Salt Mix delivers a fully synthetic, laboratory-guaranteed formula tailored for optimal coral development...

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White DELUXE Aquarium Controller Mounting Board w/Hinges - Adaptive Reef

Adaptive Reef

$274.99

The perfect solution to help organize and control the rat's nest of wires that most aquariums suffer from. This board was created to easily allow you to mount an apex, power strips, equipment...

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Stop Ammo 6 - Natural Ammonia Buildup Blocker - Prodibio

Prodibio

$19.99

Natural ammonia buildup blocker, protects fish during ammonia spikes. Stop Ammo is a natural product made from plant extracts that traps ammonia. Stop Ammo limits and reduces nitrite production...

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BioDigest 30 - Multi-Strain Bacteria for Biological Filtration - Prodibio

Prodibio

$49.99

BioDigest is the result of over 25 years of research in the aquarium industry. It is a concetrated consortium of bacterial strains that work in synergy. BioDigest is composed of natural...

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BioDigest 12 - Multi-Strain Bacteria for Biological Filtration - Prodibio

Prodibio

$29.99

BioDigest is the result of over 25 years of research in the aquarium industry. It is a concetrated consortium of bacterial strains that work in synergy. BioDigest is composed of natural...

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BioDigest 6 - Multi-Strain Bacteria for Biological Filtration - Prodibio

Prodibio

$19.99

BioDigest is the result of over 25 years of research in the aquarium industry. It is a concetrated consortium of bacterial strains that work in synergy. BioDigest is composed of natural...

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On Sale 53%

On Sale 53%

(EXPIRED 6/26) Fritzguard Water Conditioner (8 oz) - Fritz Aquatics

Fritz Aquatics

$8.49

$3.99

FritzGuard is a safe and effective pH buffered water conditioner that neutralizes toxic chlorine, chloramines and heavy metals found in tap water. FritzGuard promotes healing and reduces fish stress...

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On Sale 50%

On Sale 50%

(EXPIRED 7/26) Coralific Delite Coral Food 1.23 oz (35 gm) - Hikari

Hikari

$8.99

$4.49

Coralific Delite™ is a revolutionary diet, specifically developed for corals and their unique nutritional needs while offering two modes of feeding: "Targeted Gel Feeding" directly on the mouth of a...

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On Sale 50%

On Sale 50%

(EXPIRED 7/26) Phosphate Marine Test Kit - Red Sea

Red Sea

$30.99

$15.49

Phosphate Test Kit Accurate measurement of Phosphate in marine aquariums PO4 Red Sea’s colorimetric Phosphate test kit provides a quick and reliable measurement

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On Sale 50%

On Sale 50%

(EXPIRED 6/26) Marine Algae & Color Boost - Press On Food Shots (60g) - Nutramar

Nutramar

$14.99

$7.49

Nutramar Marine Algae & Color Boost Shots are suitable for everyday feeding for your fish, corals and other invertebrates. Sticks easily to the side of the tank or rockwork allowing your fish to...

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On Sale 50%

On Sale 50%

(EXPIRED 6/26) Marine Complete - Press On Food Shots (60g) - Nutramar

Nutramar

$14.99

$7.49

Nutramar Marine Complete Shots are suitable for everyday feeding for your fish, corals and other invertebrates. Sticks easily to the side of the tank or rockwork allowing your fish to graze whilst...

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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

$84.99

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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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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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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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

$132.99

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...

Out of stock
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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Coral Pro Salt Sack (55 lbs Makes 200 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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