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Best Seller
Reef Calcium, 8.5 fl oz., 8.5 FZ

Reef Calcium, 8.5 fl oz., 8.5 FZ

Reef Calcium is a concentrated (50,000 mg/L) bioavailable polygluconate complexed calcium intended to maintain calcium in the reef aquarium without altering pH. ... more

Reef Calcium, 8.5 fl oz., 8.5 FZ

Reef Calcium is a concentrated (50,000 mg/L) bioavailable polygluconate complexed calcium intended to maintain calcium in the reef aquarium without altering pH.

Petco.com

$9.99

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Reef Fusion 1, 16.9 fl. oz., 16.9 oz.

Reef Fusion 1, 16.9 fl. oz., 16.9 oz.

Reef Fusion 1 is part of a system formulated to provide the essentials for the reef aquarium. Reef Fusion 1 provides calcium. ... more

Reef Fusion 1, 16.9 fl. oz., 16.9 oz.

Reef Fusion 1 is part of a system formulated to provide the essentials for the reef aquarium. Reef Fusion 1 provides calcium.

Petco.com

$8.50

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Best Seller
Reef Zooplankton, 8.5 fl. oz., 8.5 OZ

Reef Zooplankton, 8.5 fl. oz., 8.5 OZ

A concentrated blend of marine zooplankton designed to provide the essential fatty acids, proteins, vitamins, amino acids, & natural carotenoids needed for coral growth. Provides a more bioavailable source of pigmentation. ... more

Reef Zooplankton, 8.5 fl. oz., 8.5 OZ

A concentrated blend of marine zooplankton designed to provide the essential fatty acids, proteins, vitamins, amino acids, & natural carotenoids needed for coral growth. Provides a more bioavailable source of pigmentation.

Petco.com

$9.99

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Reef Fusion 2, 16.9 fl. oz., 16.9 oz.

Reef Fusion 2, 16.9 fl. oz., 16.9 oz.

Reef Fusion 2 is part of a system formulated to provide the essentials for the reef aquarium. Reef Fusion 2 provides alkalinity. ... more

Reef Fusion 2, 16.9 fl. oz., 16.9 oz.

Reef Fusion 2 is part of a system formulated to provide the essentials for the reef aquarium. Reef Fusion 2 provides alkalinity.

Petco.com

$8.50

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Reef Glue, 0.7 fl. oz., .7 FZ

Reef Glue, 0.7 fl. oz., .7 FZ

Secure your coral plugs and rockwork with Reef Glue. With a new formula that is 17x thicker and a no-mess cap, there's more control while gluing and less mess in applicaiton. ... more

Reef Glue, 0.7 fl. oz., .7 FZ

Secure your coral plugs and rockwork with Reef Glue. With a new formula that is 17x thicker and a no-mess cap, there's more control while gluing and less mess in applicaiton.

Petco.com

$8.05

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Reef Phytoplankton, 8.5 fl. oz.

Reef Phytoplankton, 8.5 fl. oz.

A concentrated blend of green & brown marine phytoplankton designed to provide the essential fatty acids, proteins, vitamins, amino acids, & natural carotenoids necessary for invertebrate diet. ... more

Reef Phytoplankton, 8.5 fl. oz.

A concentrated blend of green & brown marine phytoplankton designed to provide the essential fatty acids, proteins, vitamins, amino acids, & natural carotenoids necessary for invertebrate diet.

Petco.com

$9.99

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Calcium Test Kit, 4.5 OZ

Calcium Test Kit, 4.5 OZ

Testing your aquarium's water is fast and simple with Imagitarium Calcium Test Kit. This easy-to-use kit includes test solutions, instructions, test vial, and a color-coded chart to identify changes in calcium levels from 20 to 520 ppm. Calcium in reef... ... more

Calcium Test Kit, 4.5 OZ

Testing your aquarium's water is fast and simple with Imagitarium Calcium Test Kit. This easy-to-use kit includes test solutions, instructions, test vial, and a color-coded chart to identify changes in calcium levels from 20 to 520 ppm. Calcium in reef...

Petco.com

$14.99

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StressGuard Water Conditioner, 3.4 fl oz., 3.4 FZ

StressGuard Water Conditioner, 3.4 fl oz., 3.4 FZ

Slime coat protection to reduce stress and ammonia toxicity whenever handling or transporting fish. ... more

StressGuard Water Conditioner, 3.4 fl oz., 3.4 FZ

Slime coat protection to reduce stress and ammonia toxicity whenever handling or transporting fish.

Petco.com

$7.19

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Sea Calcium, 8 oz.

Sea Calcium, 8 oz.

If you want to give your marine pets the gift of strong bones and a healthy skeletal structure, then Fluval Sea Calcium is just what you need! This 8 oz. bottle packs a punch with its concentrated form of calcium that's easily absorbed by corals and... ... more

Sea Calcium, 8 oz.

If you want to give your marine pets the gift of strong bones and a healthy skeletal structure, then Fluval Sea Calcium is just what you need! This 8 oz. bottle packs a punch with its concentrated form of calcium that's easily absorbed by corals and...

Petco.com

$8.20

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Bio-Calcium Actif, 18 OZ

Bio-Calcium Actif, 18 OZ

18 oz., This powder increases calcium, alkalinity and pH for optimum coral growth without disturbing the ionic balance. Contains all 70 trace elements in the concentrations found in natural seawater. No un-natural by-products. ... more

Bio-Calcium Actif, 18 OZ

18 oz., This powder increases calcium, alkalinity and pH for optimum coral growth without disturbing the ionic balance. Contains all 70 trace elements in the concentrations found in natural seawater. No un-natural by-products.

Petco.com

$14.10

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Magnesium-Calcium Combi-Test for Saltwater Aquariums, 8 OZ

Magnesium-Calcium Combi-Test for Saltwater Aquariums, 8 OZ

8 oz., Approximately 30 tests, Ideal for periodic check of magnesium & calcium concentrations. Helps determine amounts needed to be added to restore to natural seawater levels. ... more

Magnesium-Calcium Combi-Test for Saltwater Aquariums, 8 OZ

8 oz., Approximately 30 tests, Ideal for periodic check of magnesium & calcium concentrations. Helps determine amounts needed to be added to restore to natural seawater levels.

Petco.com

$40.00

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Reef Plus Conditioner, 8.5 FZ

Reef Plus Conditioner, 8.5 FZ

Reef Plus is a full spectrum reef supplement containing trace elements, vitamins, and amino acids demonstrated to have a positive impact on the growth of corals and other desirable reef creatures. Reef Plus is formulated to provide nutrients available... ... more

Reef Plus Conditioner, 8.5 FZ

Reef Plus is a full spectrum reef supplement containing trace elements, vitamins, and amino acids demonstrated to have a positive impact on the growth of corals and other desirable reef creatures. Reef Plus is formulated to provide nutrients available...

Petco.com

$7.24

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Nano Reef Part A/B, 8 fl. oz., 8 FZ

Nano Reef Part A/B, 8 fl. oz., 8 FZ

Nano Reef Part A/B is an ionically balanced system that helps maintain the critical calcium, magnesium and alkalinity dynamic, as well as providing essential major, minor and trace minerals in the correct concentrations. Helps increase alkalinity (KH)... ... more

Nano Reef Part A/B, 8 fl. oz., 8 FZ

Nano Reef Part A/B is an ionically balanced system that helps maintain the critical calcium, magnesium and alkalinity dynamic, as well as providing essential major, minor and trace minerals in the correct concentrations. Helps increase alkalinity (KH)...

Petco.com

$15.99

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Garlicguard, 3.4 oz., 3.4 FZ

Garlicguard, 3.4 oz., 3.4 FZ

GarlicGuard is an all natural garlic scented odor and flavor enhancer for freshwater and saltwater fish. Our research has shown that many fish are attracted to natural odors, such as garlic. Simply mix GarlicGuard with any food item, such as Seachem's... ... more

Garlicguard, 3.4 oz., 3.4 FZ

GarlicGuard is an all natural garlic scented odor and flavor enhancer for freshwater and saltwater fish. Our research has shown that many fish are attracted to natural odors, such as garlic. Simply mix GarlicGuard with any food item, such as Seachem's...

Petco.com

$6.99

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San Francisco Bay Frozen Reef Plankton, 3.5 oz.

San Francisco Bay Frozen Reef Plankton, 3.5 oz.

Frozen Reef Plankton- Scientific name: Calanus finmarchicusExcellent for Reef Tanks. Reef Plankton feeds fish, corals, and invertebrates simultaneously in your reef aquarium. They stimulate appetite and are eagerly eaten by finicky marine fish, such as... ... more

San Francisco Bay Frozen Reef Plankton, 3.5 oz.

Frozen Reef Plankton- Scientific name: Calanus finmarchicusExcellent for Reef Tanks. Reef Plankton feeds fish, corals, and invertebrates simultaneously in your reef aquarium. They stimulate appetite and are eagerly eaten by finicky marine fish, such as...

Petco.com

$9.99

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Prime Reef Frozen Formula, 3.5 oz.

Prime Reef Frozen Formula, 3.5 oz.

Frozen Prime Reef is a gourmet frozen food for reef aquariums and is an excellent food for nano reefs. It is a special blend of fresh seafood, zooplankton and algae that mimics the nutritional value of a natural diet with an exciting flavor to entice... ... more

Prime Reef Frozen Formula, 3.5 oz.

Frozen Prime Reef is a gourmet frozen food for reef aquariums and is an excellent food for nano reefs. It is a special blend of fresh seafood, zooplankton and algae that mimics the nutritional value of a natural diet with an exciting flavor to entice...

Petco.com

$10.49

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Prime Reef Flake Food, 2.5 OZ

Prime Reef Flake Food, 2.5 OZ

Maximum nutrition flake food will significantly improve coloration and vitality in your fish while boosting their immune system to aid in disease resistance.This natural blend of fresh, raw seafood provides an excellent source of pure marine protein... ... more

Prime Reef Flake Food, 2.5 OZ

Maximum nutrition flake food will significantly improve coloration and vitality in your fish while boosting their immune system to aid in disease resistance.This natural blend of fresh, raw seafood provides an excellent source of pure marine protein...

Petco.com

$9.99

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Pro-Reef Sea Salt Eco-Box, 160 Gallon

Pro-Reef Sea Salt Eco-Box, 160 Gallon

Tropic Marin Pro-Reef Sea Salt has been designed to meet the special requirements of reef aquariums with optimized concentrations of calcium and magnesium, which promote the growth of corals. Tropic Marin Pro-Reef is thus the ideal foundation for the... ... more

Pro-Reef Sea Salt Eco-Box, 160 Gallon

Tropic Marin Pro-Reef Sea Salt has been designed to meet the special requirements of reef aquariums with optimized concentrations of calcium and magnesium, which promote the growth of corals. Tropic Marin Pro-Reef is thus the ideal foundation for the...

Petco.com

$94.99

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Pro-Reef Bucket Salt, 200 Gallon

Pro-Reef Bucket Salt, 200 Gallon

Tropic Marin Pro-Reef Sea Salt has been designed to meet the special requirements of reef aquariums with optimized concentrations of calcium and magnesium, which promote the growth of corals. Tropic Marin Pro-Reef is thus the ideal foundation for the... ... more

Pro-Reef Bucket Salt, 200 Gallon

Tropic Marin Pro-Reef Sea Salt has been designed to meet the special requirements of reef aquariums with optimized concentrations of calcium and magnesium, which promote the growth of corals. Tropic Marin Pro-Reef is thus the ideal foundation for the...

Petco.com

$120.33

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Purple Coral Crete, 2 fl. oz., 2 FZ

Purple Coral Crete, 2 fl. oz., 2 FZ

Fuse together rockwork to create stable foundations in reef aquaria with CoralCrete. CoralCrete is a two-part epoxy putty that can quickly and efficiently secure coral or rock. ... more

Purple Coral Crete, 2 fl. oz., 2 FZ

Fuse together rockwork to create stable foundations in reef aquaria with CoralCrete. CoralCrete is a two-part epoxy putty that can quickly and efficiently secure coral or rock.

Petco.com

$14.99

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PhosGuard for Freshwater & Saltwater, 2.1 oz

PhosGuard for Freshwater & Saltwater, 2.1 oz

Rapidly removes phosphate & silicate from marine & freshwater aquaria. It is not recommended for phosphate buffered freshwater. PhosGuard is highly porous for high capacity & bead-shaped for optimum water flow. ... more

PhosGuard for Freshwater & Saltwater, 2.1 oz

Rapidly removes phosphate & silicate from marine & freshwater aquaria. It is not recommended for phosphate buffered freshwater. PhosGuard is highly porous for high capacity & bead-shaped for optimum water flow.

Petco.com

$6.44

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Neutral Regulator, 8.8 OZ

Neutral Regulator, 8.8 OZ

Neutral Regulator adjusts pH to neutral (pH 7.0) from either a low or high pH and maintains it. Neutral Regulator enhances and stabilizes the environment and benefits fish health. It contains pure phosphate buffers for pH control and conditioners for... ... more

Neutral Regulator, 8.8 OZ

Neutral Regulator adjusts pH to neutral (pH 7.0) from either a low or high pH and maintains it. Neutral Regulator enhances and stabilizes the environment and benefits fish health. It contains pure phosphate buffers for pH control and conditioners for...

Petco.com

$7.24

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Purigen for Freshwater & Saltwater, Treats 100 Gallons, 1.7 oz.

Purigen for Freshwater & Saltwater, Treats 100 Gallons, 1.7 oz.

Seachem Purigen for Freshwater & Saltwater, Treats 100 Gallons, 1.7 oz. ... more

Purigen for Freshwater & Saltwater, Treats 100 Gallons, 1.7 oz.

Seachem Purigen for Freshwater & Saltwater, Treats 100 Gallons, 1.7 oz.

Petco.com

$10.19

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Aquarium Calcium Test Kit

Aquarium Calcium Test Kit

Make sure your reef is rockin' with the API Aquarium Calcium Test Kit! This kit makes it a breeze to measure calcium levels and keep your underwater kingdom healthy. With its trusty titration method and easy-to-see color change, you'll be able to get... ... more

Aquarium Calcium Test Kit

Make sure your reef is rockin' with the API Aquarium Calcium Test Kit! This kit makes it a breeze to measure calcium levels and keep your underwater kingdom healthy. With its trusty titration method and easy-to-see color change, you'll be able to get...

Petco.com

$13.29

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Pro-Reef Bucket Salt, 80 Gallon

Pro-Reef Bucket Salt, 80 Gallon

Tropic Marin Pro-Reef Sea Salt has been designed to meet the special requirements of reef aquariums with optimized concentrations of calcium and magnesium, which promote the growth of corals. Tropic Marin Pro-Reef is thus the ideal foundation for the... ... more

Pro-Reef Bucket Salt, 80 Gallon

Tropic Marin Pro-Reef Sea Salt has been designed to meet the special requirements of reef aquariums with optimized concentrations of calcium and magnesium, which promote the growth of corals. Tropic Marin Pro-Reef is thus the ideal foundation for the...

Petco.com

$51.57

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Clarity, 250 ML

Clarity, 250 ML

Clarity is the ultimate clarifier for both fresh and saltwater. It employs an advanced polymeric flocculating agent that is both reef and plant safe. Clarity is the only clarifier on the market that does it all! Clarity will clear all types of... ... more

Clarity, 250 ML

Clarity is the ultimate clarifier for both fresh and saltwater. It employs an advanced polymeric flocculating agent that is both reef and plant safe. Clarity is the only clarifier on the market that does it all! Clarity will clear all types of...

Petco.com

$14.99

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Clarity, 3.4 FZ

Clarity, 3.4 FZ

Clarity is the ultimate clarifier for both fresh and saltwater. It employs an advanced polymeric flocculating agent that is both reef and plant safe. Clarity is the only clarifier on the market that does it all! Clarity will clear all types of... ... more

Clarity, 3.4 FZ

Clarity is the ultimate clarifier for both fresh and saltwater. It employs an advanced polymeric flocculating agent that is both reef and plant safe. Clarity is the only clarifier on the market that does it all! Clarity will clear all types of...

Petco.com

$7.15

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Flourish, 250 ML

Flourish, 250 ML

Flourish is a comprehensive plant supplement for the natural freshwater aquarium. It contains a rich assortment of important micro elements, trace elements and other nutrients. These include calcium, magnesium, iron and other important elements that... ... more

Flourish, 250 ML

Flourish is a comprehensive plant supplement for the natural freshwater aquarium. It contains a rich assortment of important micro elements, trace elements and other nutrients. These include calcium, magnesium, iron and other important elements that...

Petco.com

$6.59

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Alca-Balance, 14 OZ

Alca-Balance, 14 OZ

14 oz., This powder is designed to safely reduce alkalinity while simultaneously increasing the calcium level. ... more

Alca-Balance, 14 OZ

14 oz., This powder is designed to safely reduce alkalinity while simultaneously increasing the calcium level.

Petco.com

$34.99

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Pro-Coral Kalk, 28 OZ

Pro-Coral Kalk, 28 OZ

28 oz., This powder increases pH & calcium content to promote the growth of corals & calcareous coralline algae. ... more

Pro-Coral Kalk, 28 OZ

28 oz., This powder increases pH & calcium content to promote the growth of corals & calcareous coralline algae.

Petco.com

$29.99

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Purple Up Coralline Alge Accelerant, 16 oz.

Purple Up Coralline Alge Accelerant, 16 oz.

PurpleUp - uses a unique dual method approach to coralline algae acceleration. This approach is so unique that PurpleUp has been awarded a US patent (US patent No. 7,565,883). It contains ionic calcium; which immediately raises dissolved calcium levels... ... more

Purple Up Coralline Alge Accelerant, 16 oz.

PurpleUp - uses a unique dual method approach to coralline algae acceleration. This approach is so unique that PurpleUp has been awarded a US patent (US patent No. 7,565,883). It contains ionic calcium; which immediately raises dissolved calcium levels...

Petco.com

$19.40

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Frozen Angel & Butterfly Formula, 3.5oz, 3.5 OZ

Frozen Angel & Butterfly Formula, 3.5oz, 3.5 OZ

San Francisco Bay Brand Angel & Butterfly Formula is a unique and balanced diet for marine angels and butterflies. It is specially formulated with sponge and mysis shrimp for those finicky fish coming from the reef environment. This formula provides... ... more

Frozen Angel & Butterfly Formula, 3.5oz, 3.5 OZ

San Francisco Bay Brand Angel & Butterfly Formula is a unique and balanced diet for marine angels and butterflies. It is specially formulated with sponge and mysis shrimp for those finicky fish coming from the reef environment. This formula provides...

Petco.com

$11.49

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API Water Softener Pillow, Small, 2 OZ

API Water Softener Pillow, Small, 2 OZ

Water Softener Pillow protects tropical fish form hard water by removing Calcium, Magnesium and heavy metals. Our pillow helps stabilize pH while eliminating white crusty deposits from your tank. In addition, our pillow may be recharged and re-used up... ... more

API Water Softener Pillow, Small, 2 OZ

Water Softener Pillow protects tropical fish form hard water by removing Calcium, Magnesium and heavy metals. Our pillow helps stabilize pH while eliminating white crusty deposits from your tank. In addition, our pillow may be recharged and re-used up...

Petco.com

$7.58

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Coral Pro Salt, Treats 175 Gallons, 48.5 lbs.

Coral Pro Salt, Treats 175 Gallons, 48.5 lbs.

Coral Pro contains elevated and balanced levels of the foundation elements (Calcium, Magnesium, Bicarbonates) necessary for sustainable, accelerated coral growth.If your goal is to maximize coral growth, then Coral Pro combined with our reef care... ... more

Coral Pro Salt, Treats 175 Gallons, 48.5 lbs.

Coral Pro contains elevated and balanced levels of the foundation elements (Calcium, Magnesium, Bicarbonates) necessary for sustainable, accelerated coral growth.If your goal is to maximize coral growth, then Coral Pro combined with our reef care...

Petco.com

$94.99

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Salt Bucket, Treats 55 Gallons, 15.4 lbs.

Salt Bucket, Treats 55 Gallons, 15.4 lbs.

Red Sea Salt contains moderately elevated and balanced levels of the foundation elements (Calcium, Magnesium, Bicarbonates) necessary for sustainable coral growth.When combined with our reef care recipes, it will maximize pigment saturation to bring... ... more

Salt Bucket, Treats 55 Gallons, 15.4 lbs.

Red Sea Salt contains moderately elevated and balanced levels of the foundation elements (Calcium, Magnesium, Bicarbonates) necessary for sustainable coral growth.When combined with our reef care recipes, it will maximize pigment saturation to bring...

Petco.com

$39.99

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Salt Bucket, Treats 175 Gallons, 48.5 lbs

Salt Bucket, Treats 175 Gallons, 48.5 lbs

Red Sea Salt contains moderately elevated and balanced levels of the foundation elements (Calcium, Magnesium, Bicarbonates) necessary for sustainable coral growth.When combined with our reef care recipes, it will maximize pigment saturation to bring... ... more

Salt Bucket, Treats 175 Gallons, 48.5 lbs

Red Sea Salt contains moderately elevated and balanced levels of the foundation elements (Calcium, Magnesium, Bicarbonates) necessary for sustainable coral growth.When combined with our reef care recipes, it will maximize pigment saturation to bring...

Petco.com

$89.99

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Coral Pro Salt, Treats 55 Gallons, 15.4 lbs.

Coral Pro Salt, Treats 55 Gallons, 15.4 lbs.

Coral Pro contains elevated and balanced levels of the foundation elements (Calcium, Magnesium, Bicarbonates) necessary for sustainable, accelerated coral growth.If your goal is to maximize coral growth, then Coral Pro combined with our reef care... ... more

Coral Pro Salt, Treats 55 Gallons, 15.4 lbs.

Coral Pro contains elevated and balanced levels of the foundation elements (Calcium, Magnesium, Bicarbonates) necessary for sustainable, accelerated coral growth.If your goal is to maximize coral growth, then Coral Pro combined with our reef care...

Petco.com

$44.99

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