Biological

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    …in reducing cyanobacteria and bring your tank back to a biological balance with Pohl's A-Balance from Korallen-Zucht!   Features: Reduces cyanobacteria when used in conjunction with CyanoClean within 2 days Recovers the systems biological balance Helpful when corals show tissue necrosis at their…

    Starting at:
    $18.99

    SubstratPro biological filtration spheres developed in the Eheim laboratory with high quality materials. Provides surface area for the colonization of bacteria to help purify your reef tank Reduces the peak nitrite loads better

    Starting at:
    $22.99

    …have minimal aquascape, or heavily stocked. The biomedia plates can be put just about anywhere within the system to allow more surface area for biological filtration, resulting is faster conversion of ammonia and nitrite into nitrate. Bacteria will colonize on surfaces within the aquarium, and by…

    $39.99

    …minimal aquascape, or are heavily stocked. The biomedia plates can be put just about anywhere within the system to allow more surface area for biological filtration, resulting is faster conversion of nitrates. Denitrifying bacteria will colonize on surfaces within the aquarium, and by adding more…

    $42.49

    …have minimal aquascape, or heavily stocked. The biomedia bricks can be put just about anywhere within the system to allow more surface area for biological filtration, resulting is faster conversion of ammonia and nitrite into nitrate. Bacteria will colonize on surfaces within the aquarium, and by…

    $39.99

    Why does BRS recommend this? Biological filtration is the number one key to a nice and stable reef tank, and anytime we can sneak in some MarinePure 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…

    Starting at:
    $28.99

    …of the biological filtration in your aquarium. By feeding the bacteria with NitroCycle during the initial cycling in your tank, you can avoid the mess and smell of putting food in an empty tank or risking the lives of fish in an uncycled aquarium.   Ammonia and nitrite are toxic biological waste…

    Starting at:
    $10.00

    …and phosphate and with the surface are of the Xport-BIO brick you will be able to sustain the biological filtration long-term. The highest colonizable surface area to volume ratio of synthetic biological filtration media available. Higher efficiency relative to conventional media results in smaller…

    $49.98

    Automatically and Continuously Released Waste-Away Bacteria! Dr. Tim's Waste Away Gel is specially designed to break down fish waste in the hard to reach areas of your reef tank. Waste-Away is a 100% natural bacterial additive that helps dissolve sludge and hidden wastes. Using Waste-Away will also…

    Starting at:
    $10.59

    …engineered to buffer and enhance microbiological activity in saltwater aquariums. Adding AF Life Source to your reef tank will help stabilize the biological functions allowing corals to have access to components and minerals derived from the natural environment. AF Life Source is collected from some…

    Starting at:
    $43.99

    …aquariums. Cultured microbes jump start the biological filtration process Enhances nitrification and denitrification in heavily stocked tanks   Instructions Shake well Add to a high flow area of the tank Initial dose: one capful per 20 gallons To seed biological filter media - add one capful per 20…

    Starting at:
    $18.54

    …over 40 years, Instant Ocean synthetic sea salt simulates natural seawater for thriving marine aquariums. Developed through sophisticated biological and chemical testing, Instant Ocean provides your marine fish, invertebrates, and plants the necessary major, minor, and trace elements. Facilitates…

    Starting at:
    $54.99

    …have minimal aquascape, or are heavily stocked. Brightwell's Xport-NO3 plates are a highly superior biomedia providing tons of surface area for biological filtration, resulting in faster conversion rates of nitrates. Bacteria will colonize on surfaces within the aquarium, and by adding an ideal…

    $42.49

    Triton Bio Base can be used to help increase your aquarium's levels and should be used as directed by the Triton N-DOC Test Analysis.    We do not recommend using Bio Base as a stand-alone biological supplement. 

    $38.00

    Triton Bio Base ULNS can be used to help increase your aquarium's levels and should be used with ULNS tanks as directed by the Triton N-DOC Test Analysis.    We do not recommend using Bio Base as a stand-alone biological supplement. 

    $38.00

    …invertebrates. UltraLife Red Slime Remover is made up of natural cellular matter, select biological accelerators and supplements are proven effective in removing Red Slime.   Due to increased biological digestion of organic solids, we recommend increasing your O2 levels via the addition of airstones…

    $17.99

    …ZEOzym is a biological stimulate which increases bacterial metabolism and amplifies the effect of ZEObak and BioMate. Helps control slime algae (Cyanobacteria) biologically. ZEOym will also enhance protein skimmer performance and removal of harmful substances.   Enzyme-based biological stimulant to…

    Starting at:
    $69.99

    …per gallon Surface area is on average 22.7328 inches per bioball   More Features: Will not clog with organic matter. Totally inert and non-leaching. Safe for use in fresh or saltwater aquariums. Cultivates nitrifying bacteria. Use in biological filters and gas exchange reactors Made in the USA

    $12.99

    …directs water through a mechanical filter sponge while employing a secondary sponge for that helps promote biological filtration. Hang On Tank Flow Control Comes with Carbon Pad Comes with Biological Pad Low Power Consumption Easy to Clean   Recommended for Aquariums 5 gallons to 30 gallons   Eheim…

    $29.99

    …source Reef-safe and does not alter nutrient composition of tank Dose weekly for preventative measure Contains no antibiotics Will not affect biological filtration   Cyano Clean’s performance can be considerably enhanced when utilized as a companion product to Coral Snow and/ or Zeozym; to safely…

    Starting at:
    $18.99

    ZEOvit System Guide KZ Product Guide   Korallen-Zucht Coral Snow liquid filter media as well as a secondary biological facilitator for elements and nutrition. Treats and prevents slime algae and cyanobacteria Neutralizes water yellowing compounds and unwanted acids Increases the effectiveness of…

    Starting at:
    $19.99

    …an air pump up to the sponge filter, and placing at the bottom of the aquarium, water will be drawn into the sponge allowing mechanical and biological filtration to take place. The air bubbles floating upward will give you water movement and oxygen exchange, making the use of a propeller style…

    Starting at:
    $3.99

    Biologically Ideal Strontium Supplement for Reef Aquariums   Replenish essential strontium Does not disrupt ionic balance Natural substances are formed No chelates, phosphates, or nitrates   A sufficient supply of strontium is as essential for the growth and well-being of reef-building corals as…

    $13.17

    …starting a new tank. It is a very effective source of live nitrifying bacteria for new tanks, quarantine tanks, water changes, or any time the biological load may increase in a saltwater system.   BIO-Spira is an essential water conditioner for setting up new marine aquariums. Contains patented and…

    Starting at:
    $10.99

    Why does BRS recommend this? The Red Sea Reef Mature Pro Kit will help any tank with its biological filtration cycle. At Bulk Reef Supply we have used many different cycle starting products.  The Reef Mature Pro kit is one of the few that just simply works well and is a very easy system to follow.…

    $31.99

    …of organic carbon, ammonia, nitrite, nitrate, and phosphate and with the surface are of the Xport-BIO brick you will be able to sustain the biological filtration long-term Utilizes NanoIntelex Technology to create an enhanced, "ultra-activated" material with the capacity to outperform conventional…

    $52.48

    …directs water through a mechanical filter sponge while employing a secondary sponge for that helps promote biological filtration. Hang On Tank Flow Control Comes with Carbon Pad Comes with Biological Pad Low Power Consumption Easy to Clean   Recommended for Aquariums 20 to 45 gallons   Eheim Liberty…

    $34.99

    …directs water through a mechanical filter sponge while employing a secondary sponge for that helps promote biological filtration. Hang On Tank Flow Control Comes with Carbon Pad Comes with Biological Pad Low Power Consumption Easy to Clean   Recommended for Aquariums 40 to 75 gallons   Eheim Liberty…

    $39.99

    Coral System Component 3 Facilitates biological functions Promotes faster growth Enhances overall coloration Includes Amino-Acids The easy to use system will lead to exceptional coloration and growth while providing essential elements and compounds that your corals need to maintain good health. The…

    Starting at:
    $19.99

    Replacement Bioblock filter cartridges for Eheim Liberty HOB Power Filters. This is the shorter, green filter insert that allows for passive biological filtration.   Liberty 75 - 1 Bioblock required Liberty 130 - 1 Bioblock required Liberty 200 - 1 Bioblock required   Replacement filter sponges are…

    $4.99

    Coral Pro Salt Mix provides the biologically balanced, elevated levels of the foundation elements (Calcium, Magnesium & Carbonates) necessary for sustainable, accelerated growth and enhanced vitality of all corals. BRS recommends using a complete salt mix, to save money and time on testing supplies…

    Starting at:
    $27.99

    …sources. Technical Background Establishing viable biological filtration in a new aquarium set up requires that the appropriate microorganisms are added in the presence of specific nutrients in the proper ratios.  Long-term maintenance of the biological filtration system requires that these nutrients…

    Starting at:
    $6.99