Apply liquid carbon additives or hydrogen peroxide with the filter stopped for a couple of minutes - the algae will turn red and die. I like to use a paint brush that is “almost” dripping. This is the hydrogen peroxide I used but any 12% rated hydrogen peroxide should work fine for you. This worked and nothing suffered from it. Blue-green algae, or cyanobacteria, also sometimes goes by the names of BGA, green slime algae, smear algae, or pond scum. h2o2 is harmfull to more than just algae. Put your had and the syringe in the tank and spray it … I did time trials for times ranging from 3-12 minutes. BlueGreen Water Technologies says its Lake Guard Oxy kills blue-green algae with less hydrogen peroxide than toothpaste. Advantages Controlling algae with ultrasound is a well-established technology used for many years. In the case of green algae: 25 to a maximum of 35 ml of the 3% solution of hydrogen peroxide per 50 liters of water. Hydrogen Peroxide Is Safe To Use In Pond Pond keepers use some old school pond chemicals such as potassium permanganate, hydrogen peroxide, etc. It should be noted that I have not used Hydrogen Peroxide for Dinoflagellate growths/blooms, but I know of colleagues that have with mixed results. In the case of green algae: 25 to a maximum of 35 ml of the 3% solution of hydrogen peroxide per 50 liters of water. Caused by low nitrate-levels, ammonia spikes and dirty substrate or filter. Blue-Green Algae or BGA (cyanobacteria) Technically this is not an algae but I doubt that will make you feel any happier. At first I dipped various corals that I had a lot of clones of in 3% hydrogen peroxide solution, like you get from the pharmacy. Get yourself a spray bottle of hydrogen peroxide, when you do your water change in your tank, spray a medium amount of HP wherever the Black beard algae is. Another measure against blue-green algae that works quite well in planted tanks is the so-called potassium treatment. Hydrogen Peroxide can also be used for growths in marine aquariums, at a generally accepted rate of 1 mL per 10 gallons (38L) every day. Did the peroxide help? This treatment may get rid of the algae but it will just reappear in time. Some didn't need it. to solve the algae problem quickly. Typical usage is 2.8cc per gallon of 3% hydrogen peroxide no more than once a week. Is there anything I can do to remove this algae, maybe hydrogen peroxide as it seems a little like black beard algae, or maybe a bleach dip? Cyanobacteria, formerly called blue-green algae, are not really algae but are a phylum of photosynthetic bacteria that live in moist soils and water. I use peroxide pretty often without issues. I finally wiped my black algae out by adding 1/4 tsp of Hydrogen peroxide daily for two weeks. Hydrogen Peroxide can also be used as a dip/bath (or even added directly to the aquarium), this can be especially effective for the control of Black Beard Algae. The possible site or sites of hydrogen peroxide formation remain unknown. The lights are a little strong on the tank, but I doubt keeping the lights off for the rest of today and most of tomorrow will kill off the algae that quickly. It is a powerful chemical that is used to clean the parasites and bacteria. Depending on the algae species, we recommend different dosages: In the case of blue-green algae: 8 to a maximum of 15 ml of the 3% solution of hydrogen peroxide per 50 liters of water. Three kinetic profiles for the formation of hydrogen peroxide, were observed; these are described. My best recommendation for using peroxide is to apply direct 3% peroxide on the algae outside the tank. In the case of green algae: 25 to a maximum of 35 ml of the 3% solution of hydrogen peroxide per 50 liters of water. Take a syringe (with no needle but the ones that you can use to feed baby birds and administer medicine to children) and fill it with Peroxide. Nice green algae is growing where it should, water crystal clear, all the plants and stone are clean. How do you treat an aquarium with hydrogen peroxide? Alternatively, you could use an eye dropper or cue tip to apply the H202. Later companies marketed barley derived algae inhibiters. And the biological filter was largely unaffected. It is proven effective for green and blue-green algae. This treatment method seems to work best in my experience with Blue Green Algae. Depending on the algae species, we recommend different dosages: In the case of blue-green algae: 8 to a maximum of 15 ml of the 3% solution of hydrogen peroxide per 50 liters of water. SUBSCRIBE NOW. It will start to kill it almost immidiately and you will notice a difference within 24-48 hours. It's sort of a blue-ish green soft slimy algae. 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