Treating Cyanobacteria (blue green algae) with Erythromycin. Cyanobacteria, formerly called blue-green algae, are not really algae but are a phylum of photosynthetic bacteria that live in moist soils and water. It will also help if the aquarium is not overcrowded. Reproduction of any portion of this website's content is strictly forbidden without written permission. Prompt attention to sudden algae growth will prevent more serious problems. Day one, after a lot of research, I buy the medicine and start the treatment. - a drop of (or no levels of) nitrates in the aquarium. If such treatment is used, monitor ammonia and … Overfeeding is one of the biggest causes of excess nutrients in the water that increases cyanobacteria and algae growth. Also, be careful not to end the treatment to early and create resistant cyano. That should get rid of the algae overgrowth and reduce the elevated wastes and nutrients that support its growth. In some countries, antibiotics can be purchased only with a prescription. It is unclear whether most filter bacteria are gram- or gram+. The most effective treatment I have found is the antibiotic in Maracyn® called erythromycin, which is sold under the brand name Mardel® this is a plant safe antibiotic that will quickly eradicate the bacteria. If you own any copyrights please let me know so I can give you the credit. I recommend using Maracyn to cure it. Slime Algae, also known as blue-green algae or smear algae, is usually blue-green in color, but it may also be brown or black. Photos used are from google images. Blue Green Algae (cyanobacteria) & Erythromycin H2O2 works best on BGA. You can get rid of Cyanobacteria by keeping your tank super-clean and having the water in pristine condition, as well as limiting the amount of light that the tank receives, especially direct sunlight. Blue-Green Algae. Maracyn isn't cheap, I had to pay $16 dollars for it (but it's worth the price). In fact, blue-green algae are not bacteria, but share many of their characteristics \cite {Bake77}. One way to eliminate it is by taking steps to reduce the nutrients in the water and mechanically removing the cyanobacteria itself. Great! Blue Exit effectively gets rid of cyanobacteria. Technically, Blue-Green Algae isn’t an alga but a cyanobacteria that’s also called Slime or Smear Algae, and for good reason. Last treatment, most algae should now be dead. Dr. Saint-Erne is is part of The Spruce Pets' veterinary review board. Write based on your personal experiences, with no abbreviations, no chat lingo, and using proper punctuation and capitalization. Posted on 2013/12/19 2013/12/06 by TheFishVet - Richmond's School of Fish This is an oldie, but a goodie I found when I was doing some electronic filing. 3. When water changes are not routinely performed, nitrate and phosphate will rise, which encourages algae and bacterial growth of all types. Overgrowth of this organism generally occurs when there are high levels of dissolved wastes and nutrients in the water, such as nitrate and phosphate. By using The Spruce Pets, you accept our, Causes and Cures for Green Aquarium Water, How to Remove Brown Algae From Your Aquarium, Dealing With Beard Algae in Your Aquarium. (Black Beard Algae) My battle with BBA and Green Hair ( algae) A long story of Hair Algae, columnaris, Hydrogen Peroxide and salt. In General, Blue-colored Cyanobacteria and Green, but could also be a variation of green, blue and violet reddish/brownish. I have read the article that was left on my previous post about this "slime-like" algae. Maracyn or Erythromycin is the antibiotics that will help cure blue-green algae. Be aware that I tried this on a tank of 110 liters with relatively hardy fish like barbs and rainbows. Interestingly enough, the price tag was missing and it was the most expensive antibiotic; I doubt it was coincidence. Today you wake up to find your aquarium water crystal clear, amazing! Blue algae looks like a green-blue carpet which can cover plants, decorations, and the bottom layer of the aquarium. Clearwaters Aquarium, Aquarium Fish FAQ. It is also called slime algae or smear algae, which is an appropriate name, as it is very slimy and often gives off an unpleasant swampy or fishy odor. Like red slime algae, blue-green algae are cyanobacteria, commonly found in freshwater aquarium. But, Spirulina is an edible and nutritious species of Cyanobacteria. Blue-green algae (BGA) is not actually an algae but rather a cyanobacteria – a very diverse and resilient group of bacteria that uses photosynthesis like plants. This is about 100 mg per 10 gallons. The buildup of excess nutrients and dissolved waste may be due to lack of water changes and regular maintenance, overfeeding, or because the tank is new and the beneficial bacterial colonies have not become established. Make sure you've got BGA. It can grow quickly and can cover the substrate in the aquarium. Florida Department Of Agriculture & Consumer Services. But what actually are they, and how do they grow? After 4 days the color of the BGA turned dark or brown. Blue Green Algae is a pain that shows up from time to time in our aquariums. In addition to blue-green, cyanobacteria can be black or even red. Soak new plants in a 10% bleach solution to kill off any algae on them. Another treatment option is the antibiotic erythromycin, which will kill the cyanobacteria that cause slimy growth. Cyanobacteria or blue-green algae (BGA) is often caused by a combination of deteriorating plants, excess organic waste at substrate level and poor flow or poor oxygen levels. All submissions are reviewed before addition. Maintaining 2.5 ppm for a week will do the job. Copyright © 1997-2011 Marcos A. Avila. Use phosphate removing water treatments or filter pads, Add 200 mg erythromycin/10 gallons of water. 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