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    …aquarium's pH levels when running the refugium on a reverse photo-period from the display tank. This Ulva is also prized as a source of nutritious live seaweed for herbivorous fish such as tangs and rabbitfish. Clean Sea Lettuce can be grown in the refugium and trimmings can occasionally be fed to…

    Starting at:
    $15.00

    …Biomedia into an All in one tank, sump, or even overflows we will.  We have run density tests and they have proved to be more porous than any live rock we could find.  They are a great base for sponge growth, microfauna, and even coral frags. MarinePure is an inert ceramic material with open…

    Starting at:
    $75.99

    …quarantine anything new that you are adding to your tank.   AlgaeBarn's Alive on Arrival (AOA) Guarantee! AlgaeBarn takes all the worry out of buying live copepods and phytoplankton online by going above and beyond to take care of their customers. That’s why they guarantee every order we ship will…

    Starting at:
    $13.00

    …it one of the highest yielding brine shrimp eggs available. Hatching brine shrimp eggs is super simple with a hatchery which you can buy or DIY. Live baby brine shrimp make a great treat for any fish, but can be extremely useful with finicky fish like dragonettes, angels, and wrasses. With the…

    $11.99

    …They are made with a super porous ceramic material that does not require curing and will grow natural coralline algae and other life just like live rock.   Two Sizes Available: Magnetic Coral Frag Rock Nano - Hold up to 6 frag plugs Magnetic Coral Frag Rock Long - Hold up to 8 frag plugs   Coral…

    $64.99

    …quarantine anything new that you are adding to your tank.   AlgaeBarn's Alive on Arrival (AOA) Guarantee! AlgaeBarn takes all the worry out of buying live copepods and phytoplankton online by going above and beyond to take care of their customers. That’s why they guarantee every order we ship will…

    Starting at:
    $20.00

    Bimini Pink Arag-Alive! Live Aragonite Reef Sand contains millions of live bacteria to create a natural biological balance in your reef tank. Contains live bacteria to assist with a faster cycle Grain size: 0.5 - 5.0mm High Surface Area for Bacteria Wide variety of particle size BRS suggests 1 pound…

    Starting at:
    $38.99

    …Hawaiian Black Arag-Alive! Live Reef Sand is a great choice for new aquarists and new reef tank setups. Arag-Alive sands clear quickly and contain millions of live bacteria, speeding up your tanks cycle and leading to less nuisance algae.   Features Contains live bacteria to assist with a faster…

    Starting at:
    $23.99

    …Biomedia into an All in one tank, sump, or even overflows we will. We have run density tests and they have proved to be more porous than any live rock we could find. They are a great base for sponge growth, microfauna, and even coral frags.  MarinePure is an inert ceramic material with open…

    Starting at:
    $28.99

    CaribSea Aragonite Sand is engineered to be free of impurities such as ash, metals, pesticides, and silica; which allows you to create a safe and beautiful environment for your fish and invertebrates. Grain size: 1.0 - 2.0mm High Surface Area for Bacteria Largest variety of particle size BRS…

    $49.99

    …on. Many times we hear that you need 2 pounds of live rock per gallon for biological filtration, but seeing a beautiful and successful tank with that much rock is very rare. Well, how are they doing it? Many reefers are storing either additional live rock, which takes up a lot of room down in their…

    $24.99

    …up of detritus and anaerobic waste products Reduces stress factors and minimizes the risk for fish and coral diseases Contains directly active live bacteria in very high amount Super high cell densities and small dosage for perfect costs control Developed and produced in Germany   Initial Dosing:…

    Starting at:
    $35.99

    …Info   Four Live Phytoplankton Species! If you asked a copepod what it wanted to eat, it would simply say AlgaeBarn's OceanMagik Phytoplankton Blend.  Produced with a hand-selected blend of live phytoplankton, OceanMagik will provide your pods with the most nutritious blend of Live Phyto which will…

    Starting at:
    $10.00

    …Reef Saver Rock.   How much rock do I need? Knowing exactly how much Dry Live Rock you will need can be one of the hardest questions to answer since every tank and rock will be slightly different. A general guideline for dry Live Rock, we suggest 1 pound of rock per gallon of display tank volume and…

    Starting at:
    $86.99

    SOLD BY THE POUND   Multiple pores and holes are great for your tank’s inhabitants. BRS Dry rock is free of nuisance algae and pest organisms. Dry rock rubble from Marco's Reef Saver Rocks Sizes vary Clean and ready to be used   Pieces are mainly marble to golf-ball sized with some tennis balls. We…

    $2.79

    …Branch Dry Live Rock   How big are the pieces? Sizing can range from 12" up to 18"   Can I request specific shapes and sizes? Unfortunately, we are unable to take requests for specific shapes and sizes for CaribSea LifeRock.    How much rock do I need? Knowing exactly how much Dry Live Rock you will…

    $109.99

    …which will not harm them at all, and over time live coralline algae will cover any spots on the rocks that may have had the coating picked off.   How many pieces are In each box? Typically 4 pieces are included in every box of LifeRock Arches Dry Live Rock   How big are the pieces? Sizing can range…

    $149.99

    …out BRS Fiji Rock. How much rock do I need? Knowing exactly how much Dry Live Rock you will need can be one of the hardest questions to answer since every tank and rock will be slightly different. A general guideline for dry Live Rock, we suggest 1 pound of rock per gallon of display tank volume and…

    $109.99

    …which will not harm them at all, and over time live coralline algae will cover any spots on the rocks that may have had the coating picked off.   How many pieces are In each box? Typically 5-6 pieces are included in every box of Shelf LifeRock Dry Live Rock   How big are the pieces? Sizing can range…

    $199.99

    Orignal Grade Ocean Direct Live Reef Sand uses "Sea Breathe" technology to preserve the live sand in its own original ocean bacteria. Caribsea's Ocean Direct Caribbean Live Sand is a great choice for aquarists who are wanting a reef tank set up in minutes. Contains live ocean bacteria resulting in a…

    Starting at:
    $33.99

    …Rock with traditional Reef Saver Live Rock, the similar style of rock allows for a seamless transition from one style of rock to another.   We recommend curing all rock before being used in an established system.   MarcoRocks Reef Saver Shelf Dry Aquarium Live Rock, our environmentally friendly…

    $6.99

    Caribsea's Ocean Direct Caribbean Live Sand is a great choice for aquarists who are wanting a reef tank set up in minutes. Oolite Ocean Direct Live Reef Sand uses "Sea Breathe" technology to preserve the live sand in its own original ocean bacteria.   Features Contains live ocean bacteria resulting…

    Starting at:
    $33.99

    …it comes to having more creative freedom when aquascaping.    We highly recommend curing all dry live rock before being introduced into an established aquarium.    MarcoRocks Reef Saver Foundation Live Rock, the environmentally friendly rock, works great for aquascaping. This rock is 100% free of…

    $14.99

    …it comes to having more creative freedom when aquascaping.    We highly recommend curing all dry live rock before being introduced into an established aquarium.    MarcoRocks Reef Saver Foundation Live Rock, the environmentally friendly rock, works great for aquascaping. This rock is 100% free of…

    $29.99

    …it comes to having more creative freedom when aquascaping.    We highly recommend curing all dry live rock before being introduced into an established aquarium.    MarcoRocks Reef Saver Foundation Live Rock, the environmentally friendly rock, works great for aquascaping. This rock is 100% free of…

    $49.99

    Why does BRS recommend this? MarcoRocks Reef Saver Live Rock is one of the most unique rocks that are available on the market today. Reef Saver is a sustainable product since it is not taken directly from the ocean and does not impact living coral reef structures in any form. Combined with their…

    $2.99

    …tanks especially those with a lot of water movement.   Special Grage Arag-Alive! Live Aragonite Reef Sand contains millions of live bacteria to create a natural biological balance in your reef tank. Contains live bacteria to assist with a faster cycle Grain size: 1-2mm High Surface Area for Bacteria…

    Starting at:
    $23.99

    …in search of an awesome peice of dry live rock in the shape of an arch, look no further. CaribSea Arches LifeRock is infused with spored bacteria to aid in biological performance, along with millions of micro and macro passageways CaribSea's Shapes Dry Live Rock is perfect for the environmentally…

    $199.99

    Caribsea's Arag-Alive! Live Reef Sand is a great choice for new aquarists and new reef tank setups. Arag-Alive sands clear quickly and contain millions of live bacteria, speeding up your tanks cycle and leading to less nuisance algae.   Features Contains live bacteria to assist with a faster cycle…

    Starting at:
    $23.99

    …beauty.   Caribsea's Arag-Alive! Live Reef Sand is a great choice for new aquarists and new reef tank setups. Arag-Alive sands clear quickly and contain millions of live bacteria, speeding up your tanks cycle and leading to less nuisance algae. Features Contains live bacteria to assist with a faster…

    Starting at:
    $23.99

    …is No Faster Way To Turn Bare Rock Into Beautiful Pink & Purple Coralline Encrusted Live Rock! ARC Reef's Bottled Purple & Pink Coralline Algae is a truly unique product that contains multiple species of live coralline algae spores and nitrifying bacteria in a single solution. Unlike many other…

    $44.00

    …Blend is perfect for seeding a tank and also for feeding finicky fish and corals. Many fish like Mandarins, Seahorses, Wrasses, and Anthias will need live food to eat while they adapt to prepared or frozen foods and copepods are perfect because they help promote the natural feeding responses in the…

    Starting at:
    $30.00