List of products by brand Seachem

Seachem is a popular brand in the marine aquarium hobby since decades. We offer you a range of the most popular Seachem products for the marine aquarium on Livealgae UK.

Seachem is a popular brand in the marine aquarium hobby since decades. We offer you a range of the most popular Seachem products for the marine aquarium on Livealgae UK.

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Seachem Flourish Complete Planted Tank Fertilizer
    Macroalgae Fertiliser

    Seachem Flourish

    0 1 2 3 4 0 Review(s) 
    £5.87
    Seachem Flourish is a comprehensive supplement for the planted aquarium providing minor & major minerals for an improved growth of freshwater plants and marine macroalgae for an improved nutrients export. It contains traces of nitrate, phosphate and copper as it is designed for freshwater tanks. Although Flourish is often used as well in the marine...
    Seachem Flourish Potassium Planted Reef Tank Refugium Fertiliser
      Widely Used Elements

      Seachem Flourish Potassium

      0 1 2 3 4 0 Review(s) 
      £6.84
      Seachem Flourish Potassium is a highly concentrated (50,000 mg/L) source of potassium designed for the use in planted aquariums.It is recommended to add when the macroalgae growth is reduced, especially in a more heavier planted reef tank / macroalgae refugium.
      Seachem Flourish Iron Planted Aquarium Fertilizer
        Trace Elements

        Seachem Flourish Iron

        0 1 2 3 4 0 Review(s) 
        £6.87
        Seachem Flourish Iron is a highly concentrated (10,000 mg/L) source of ferrous iron designed for use in planted aquariums.It is recommended to add when the macroalgae growth is reduced, especially in more heavier planted reef tanks / macroalgae refugiums.
        Seachem PhosGuard phosphate remover
          Nitrate & Phosphate remover

          Seachem PhosGuard Phosphate Remover

          0 1 2 3 4 0 Review(s) 
          £15.92
          Seachem's PhosGuard is a high performance phosphate & silicate remover for the marine or freshwater aquarium. A great choice to lower to high phosphate concentrations in the marine aquarium / reef tank. PhosGuard will not leak phosphate & silicate back into the water. In a planted reef tank / macroalgae refugium we recommend not to reduce the...
          Seachem Flourish Nitrogen Planted Reef Tank Refugium
            Nitrate & Phosphate

            Seachem Flourish Nitrogen

            0 1 2 3 4 0 Review(s) 
            £6.86
            Seachem Flourish Nitrogen is a highly concentrated source of nitrogen designed for the use in planted aquariums. It is one of the three main macronutrients macroalgae / plants will need to grow ( nitrogen (nitrate), phosphorus (phosphate), potassium ).It is recommended to add when the plants/macroalgae growth is reduced, especially in a more heavier...
            Seachem De*Nitrate - De Nitrate - Aquarium Nitrate remover
              Nitrate & Phosphate remover

              Seachem De Nitrate

              0 1 2 3 4 0 Review(s) 
              £4.87
              Seachem's de*nitrate is a high porosity filtration product for the removal of nitrate in  the marine and freshwater aquarium by anaerobic denitrification. It is a porous inorganic solid about 4 mm in diameter and does not require a special denitrifying filter or special culture feedings. It is also helpful in controlling nitrite and ammonia.
              Seachem Matrix Marine Aquarium
                Nitrate & Phosphate remover

                Seachem Matrix Biofilter Media

                0 1 2 3 4 0 Review(s) 
                £8.92
                Seachem Matrix™ is a high porosity biomedia that provides efficient biofiltration for the removal of nitrogenous waste. Matrix is a porous inorganic solid about 10 mm in diameter. Each liter of Matrix provides as much surface (>~700 m2) as 170 liters of plastic balls! These macropores are ideally sized for the support of nitrifying and denitrifying...
                Seachem Flourish Excel Planted Reef Aquarium
                  Aquarium Supplements

                  Seachem Flourish Excel

                  0 1 2 3 4 0 Review(s) 
                  £8.64
                  Seachem Flourish Excel is a organic carbon source designed for the use in planted aquariums, where missing carbon dioxide is limiting the plant / macroalgae growth. An easy solution to add carbon to the planted aquarium which can be used as an alternative to CO2 injection or in addition. It is recommended to add when the macroalgae growth is limited due...
                  Seachem Prime Aquarium Water Conditioner
                    Treatments & Additives

                    Seachem Prime

                    0 1 2 3 4 0 Review(s) 
                    £15.93
                    Seachem Flourish Excel is a highly concentrated water conditioner for both fresh and saltwater aquariums to safely remove chlorine & chloramine, and to detoxifie ammonia, nitrite, and nitrate to make the water safe for fishes and corals. It is non-acidic and will not impact pH.  Prime® can be used during tank cycling to alleviate ammonia/nitrite toxicity.
                    Seachem Stability
                      Live Bacteria

                      Seachem Stability

                      0 1 2 3 4 0 Review(s) 
                      £9.97
                      Seachem Stability will help to stabilise the water condition of a new aquarium setup and help the aquarium to mature faster, avoiding the "New Tank Syndrome".  It will rapidly & safely establish a bio-filtration.
                      Seachem SeaGel
                        Out-of-Stock
                        Nitrate & Phosphate remover

                        Seachem SeaGel combines Matrix Carbon & Phosguard

                        0 1 2 3 4 0 Review(s) 
                        £9.87
                        Seachem's SeaGel combines the advantages of the two very popular products MatrixCarbon and PhosGuard, removing phosphate, silicate, organics and colourful impurities, metals, acids, and more. Instead of two separate bags of media you just need one.
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                        Seachem Flourish Trace Planted Aquarium / Marine Tank
                          Trace Elements

                          Seachem Flourish Trace

                          0 1 2 3 4 0 Review(s) 
                          £6.24
                          Seachem Flourish provides the necessary trace elements plants and macroalgae will need to grow in a planted aquarium / marine tank.  It allows for more frequent dosing than a broad spectrum supplement without worrying about a build up of more slowly used components. 
                          Seachem Reef Advantage Magnesium
                            Out-of-Stock
                            Aquarium Supplements

                            Seachem Reef Advantage Magnesium

                            0 1 2 3 4 0 Review(s) 
                            £8.43
                            Seachem Reef Advantage Magnesium™ is a concentrated (80,000 ppm) magnesium supplement for the marine aquarium to replenish the for corals and macroalgae important magnesium levels. Other than many available supplements on the market this is completely ammonia free.
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                            Seachem Reef Advantage Calcium
                              Aquarium Supplements

                              Seachem Reef Advantage Calcium

                              0 1 2 3 4 0 Review(s) 
                              £11.56
                              Seachem Reef Advantage Calcium™ is a non-caustic (pH 8.3–8.6) calcium supplement for the marine aquarium to replenish the for corals and macroalgae, especially for species like Halimeda Incrassata important calcium levels.
                              Seachem Reef Builder Alkalinity
                                Alkalinity / KH

                                Seachem Reef Builder

                                0 1 2 3 4 0 Review(s) 
                                £11.29
                                Seachem Flourish Reef builder raises the carbonate alkalinity (KH) in the reef tank with a minimal impact on the pH level. It will not lower the pH as competing bicarbonate only products can.
                                Seachem Purigen Marine Aquarium
                                  Nitrate Remover

                                  Seachem Purigen

                                  0 1 2 3 4 0 Review(s) 
                                  £20.11
                                  Seachem Purigen™ is a highly effective premium media which controls ammonia, nitrites and nitrates in the marine & freshwater aquarium by removing nitrogenous organic waste that would otherwise release these harmful compounds. It will polish the aquarium water to unparalleled clarity. 
                                  Seachem Clarity Marine Aquarium
                                    Treatments & Additives

                                    Seachem Clarity

                                    0 1 2 3 4 0 Review(s) 
                                    £9.74
                                    Seachem Clarity™ is the ultimate clarifier for the marine aquarium. It employs an advanced polymeric flocculating agent that is both reef and plant / macroalgae safe. Clarity™ will clear all types of clouding.
                                    Seachem Reef Complete
                                      Widely Used Elements

                                      Seachem Reef Complete

                                      0 1 2 3 4 0 Review(s) 
                                      £11.03
                                      Seachem Reef Complete® is a concentrated optimized blend of ionic calcium designed to restore and maintain calcium in the marine aquarium to levels found in natural seawater without affecting pH. Calcium and carbonates are essential to all coral growth. Reef Complete also includes magnesium and strontium in amounts proportionate to typical utilization...
                                      Seachem Equilibrium
                                        Aquarium Supplements

                                        Seachem Equilibrium

                                        0 1 2 3 4 0 Review(s) 
                                        £9.26
                                        Seachem Equilibrium™ is specifically designed to restore and maintain the ideal mineral balance in the planted aquarium. It does not contain sodium or chloride, which can be detrimental to a planted aquarium at elevated levels. Equilibrium raises the essential mineral/electrolyte content (General Hardness) of the water to balance with and promote...
                                        Seachem Reef Phytoplankton
                                          Coral & Sponge Supplements

                                          Seachem Reef Phytoplankton

                                          0 1 2 3 4 0 Review(s) 
                                          £17.58
                                          Seachem Reef Phytoplankton™ is a concentrated blend of green and brown marine phytoplankton designed to provide the essential fatty acids, proteins, vitamins, amino acids, with biological carotenoids for invertebrate diet. Size ranges from 1-20 μm to feed a broad range of marine aquarium filter feeders and invertebrates.
                                          Seachem Safe
                                            Treatments & Additives

                                            Seachem Safe

                                            0 1 2 3 4 0 Review(s) 
                                            £7.02
                                            Seachem Safe™ is a super-concentrated dry conditioner for both fresh and marine aquariums. Safe™ removes chlorine, chloramine and detoxifies ammonia, nitrite, and nitrate. It is non-acidic and will not impact pH.
                                            Seachem Flourish TabsPlanted Reef Tank Refugium
                                              Aquarium Supplements

                                              Seachem Flourish Tabs

                                              0 1 2 3 4 0 Review(s) 
                                              £11.92
                                              Seachem Flourish Tabs™ are easy to use growth stimulating tablets for aquarium plant roots. Providing essential trace elements, amino acids, and vitamins. They are rich in iron, manganese, magnesium, calcium, potassium, inositol, choline B12, biotin, and other factors that have been determined to be beneficial to planted aquaria roots. These tabs are...
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