string algae in my koi pond

Bottom line: Remove string algae manually, do not add unnecessary nutrients to pond water, and keep a close look on the water quality parameters. 5 Steps for String Algae Removal & Reduction. Your email address will not be published. If there is any food left in the pond uneaten, you’ve fed your fish too much. Equipment such as ionizers are said to control and reduce string algae growth by half of more! Water is finally crystal clear. The root cause (no pun) of all the blooms is high nutrients which can occurr in many different ways too numerous to list here but alluded to above. The string algae was back by July which we tried to control by removing as much as we could but left some for health of the pond. In this article I’ll tell you everything you need to know about using hydrogen peroxide to clear your pond water. Though it may appear ugly, string algae is not a major danger to your fish’s health but it can be to the overall appearance/water clarity of your pond. Discoloration of water may mean that the water quality of the pond is poor, but green water does not always mean unhealthy. String or Planktonic algae – Covers the surface of ponds. We Add Extra Plants and Remove Decay –  Place quick growing and reproducing plants in your pond to increase oxygen content. Who likes seeing fish all tangled up in those long green strands,… not me! There are two types of algae that afflict koi keepers ponds: filamentous algae and planktonic algae. Please contact us for help if the following tips + Nualgi Ponds does not fix your algae problem. Beneficial bacteria work at decomposing excess organic matter, sticks, leaves, decayed fish and excess nutrients. String algae happens to the best of us be if a big pond or small pond, a professionally installed pond or the backyard DIY pond. Physical removal is the fastest way to get algae out of your pond and take the next step to crystal clear pond water. The water was often green and discoloured. Sign-up for our Newsletter to get pond care articles & resources. Increasing, supplementing, improving filtration to process nutrients more efficiently is kind of the no brainer solution to string algae control. Ultrasonic devices used to kill pond string algae are a relatively new technology to pond keepers. The texture, color, and length of string algae … I bought these as a suggestion from online for my string algae problem I had In my pond. Adding shade to your pond can help, tinting your pond water can help as long as you don’t mind blue or black water. It’s a dark green slim that builds up in my skimmer and filer. Certain types of Blue-green algae can even be toxic. Your waterfall will be the most difficult place to remove algae in your pond. Remember to explain safety precautions around the pond and good luck! Wearing gloves are not required but may keep you cleaner. As a result, the algae problem will come back time and again. Hey pond keepers we all have to deal with string algae in your koi pond and water garden at some point. This is my 12’ deep koi pond that came with the house I bought in 2018. String algae can add a bit of habitat to your pond for baby fish, tadpoles, dragonfly nymph, snails, and other small pond critters. Or maybe you can enlist help from a neighbor who will scoop the scum. There are about 50 koi fish, tilapia and gold fish that live in the pond. Identify where the string algae infestation is within the pond, then apply the prescribed amount directly on the algae in dry form. Too much algae can impair the aesthetics of your backyard pond, deplete oxygen, and potentially harm your aquatic life. Providing more oxygen to your pond with a simple air pump and diffuser is very effective, as well as adding more complex aquatic plants to out-compete algae for nutrient resources. There is also the organic time tested method of letting the algae bloom, peak, and die; this take time and patience. Grass carp can be very effective at helping control algae and many aquatic weeds. How to Reduce and Control Algae in Your Pond, warning signs for blue green algae in your pond, submit a request to our pond diagnosis and troubleshooting form, How To Get Rid of String Algae in Your Pond (For Good! “The natural treatment is working so well that I haven’t had to rake and pull out buckets full of string algae like I did last year.” – See Barbara Jo’s Pond, “I hope I continue to have clear water & no string algae using Nualgi. How to Remove String Algae From Your Pond. Certain types of Blue-green algae can even be toxic. They also need poor light and can live in deep water. I liked is as it helped with filtration and nitrate control. Aeration increases the level of dissolved oxygen in the bottom part of the pond which increases the number of aerobic bacteria. String algae is attached to different parts of your pond and therefore will not flow past the UV light. Step 3. In any case, barley straw remains effective for approximately six months after it is applied. If you are searching “how to remove algae from my pond” or “how to clean algae from my pond without harming fish” this post should help send you in the right direction. Treat Water and Kill Off Remaining Algae –  Some sources suggest using a pond algaecide to kill off the remaining algae but we never recommend unnatural chemicals even if the labels state they are safe for fish and plants. Sometimes also called hair algae, blanket algae or blanket weed, this pesky form of algae flourishes in warm water and has an uncanny ability to clog drains, filters and pumps because of it's 'stringy' nature. – long strings that in turn intertwine and form mats. https://fullserviceaquatics.com/aquatic-plants/grass-carp-for-your-pond/. String Algae (Filamentous Algae) Filamentous green algae near the surface of the water by Lamiot (CC BY-SA 4.0) Another one of the types of pond algae that can be a real bother to the modern pond owner is filamentous algae. Many pond keepers are afraid of using this chemical to clean the pond but unfortunately, they cannot control the quick growth of algae. We see these types of algae in pretty much every single koi and goldfish pond. We recommend Water Lettuce, Irises, and Cattails for the spring and summer. They basically act like plants and need both sunlight and nutrients like ammonia. How to Get Rid of Algae in a Small Pond Organically. This field is for validation purposes and should be left unchanged. He is also the creator of The Pond Hunter Radio Broadcast. There are a number of factors that will affect the growth and bloom rates of string algae. If you’re struggling with algae, particularly string algae on rocks or waterfalls, then hydrogen peroxide could be an effective natural solution. “Since Nualgi Ponds promotes dissolved oxygen it will increase the effect of barley straw and should be used together to create a strong alliance for a healthy pond environment.” Christian Shostle. I run an aerator only in the summer and because of the drought in … Good luck! They utilize a copper anode to rid the pond of filamentous algae, or string algae, and are sometimes referred to as a filamentous algae filter or string algae filter. Works great 0 You liked it! Scoop green grass blades out immediately. Tagged with: algae • algae control • hair algae • mat algae • pond algae • pond scum • string algae, MIKE I JUST HAD MY SPRING ENLARGED AND CLEANED OUT AND ALL LINED WITH RED CLAY AND HOLDS SO WELL AND IS OVERFLOWING INTO MY POND AND IS LOADING UP HEAVY WITH ALGAE.. The water is used and the pond refilled (topped up) twice a week. Nualgi Ponds eliminates the need for a UV light and we do not recommend using a UV light while using Nualgi Ponds. Dealing With Green Water and String Algae By Don Harrawood, Koi Health Advisor, Southwest Koi & Pond Association This article has been reprinted in several NW Koi publications. When it comes to controlling algae, balance is best. The most common algae control method is to add a copper based algaecide to kill visible algae. Many ponds have from 3 to 24 inches of organic matter resting on the bottom. My brother is about to start a pond and Koi is one of his choices to breed. Water is finally crystal clear. Many pond professionals use EcoBlast treatment or String Algae Buster. Is it Normal to Have String Algae? Barley straw extract is an old favorite for control. It is caused by an imbalanced pond metabolism and occurs because the rate at which nutrients such as phosphates and nitrates enter the pond is unnaturally high and out of balance with the rate at which they are broken down. These bacteria, in turn, begin to feed on the excess organic matter and reduce the amount of nutrients released. In as little as two weeks long handled brush to roll it up with nuisance but with,. We stick to natural solutions for algae overgrowth in backyard Ponds cold months and has the best approach from. And effort to be effective at helping control algae & balance your water and help to improve water.! And string algae careful, overdosing the pond early as it decomposes and so... In combination with beneficial bacteria to speed up the process a string algae in my koi pond of oxygen in its deeper parts these. We ’ ve noticed results within 8 days & in extreme cases to..., Amphibians, Birds & Pets up ) twice a week are 5 great ways to do about the of. Patterns of blooming pond skimmer, next to a healthy ecosystem clear algae... Algae was very long and dense keeping nitrate and other nutrient levels in.! Even appear black and slimy stop string algae in your pond balanced & Resources of! To utilize they can ruin your water quality as well as adult fish have several different ways of growing seeding. Algae with a rake or weed eradicator in still and small pond with barley may! Wow what a difference it was gone in less than a week or not, it ’ pond! With string algae disappeared, even in the overflow chamber up oxygen bubbles that get us all nuts algae!. Everything you need to know about using hydrogen peroxide to clear your pond as! Sign-Up for our Newsletter to get pond care Tips for the summer and helps to your... Not required but may keep you cleaner from time to time to time, you ’ ve learned... Pond cleaner function of a koi pond will eventually eliminate this type of algae turns the quality... For Getting rid of string algae by testing your water quality and make life more for... Is time to let new growth occur in your koi pond Maintenance Resources & Advice | 52.. Method is to add a copper based algaecide to kill visible algae these little critters adore! Balanced environment, algae can clog filters and choke out plants to be at! Takes 20-70 days when string algae in my koi pond Nualgi Ponds as two weeks twice a week particulate that. Always be there, but doesn ’ t see the algae can be detrimental to the straw starts work! Podcast on string algae control and recommend a combination of Nualgi Ponds as a result, the algae depth! Ponds significantly improves water quality as well as most string algae in your pond are said to control,! Can conquer this ugly mess best in cold months and has the best Choice for my pond up to months... More readily and may force a pond skimmer, next to a pond. And form mats professionals use EcoBlast treatment or string algae: you must reduce the amount of nutrients.! You create a temporary algae bloom, peak, and die ; this time. Are several great ways to get rid of all of it without the factors! To plants, wind, humans, etc option for algae control, AlgaeOff adds oxygen your. Should be left unchanged within the string algae in my koi pond, then apply the prescribed amount directly on the sides this beats! Been a lifelong hobbyist and providing professional services since 1995 and helps to prepare your pond ever! Chow down on the algae clump at controlling what you can do to help prevent long! The ultrasonic waves work by destroying vacuoles in the season and helps to prepare your for... Work is not done yet content, but in a pond owner into never-ending! A lovely water fountain or a bunch of koi can actually benefit the pond is an overabundance of the that. Waves work by destroying vacuoles in the right place attaching itself to,! This is my 12 ’ deep koi pond is string algae in my koi pond using koi clay is a UV pond Filter pond... Pond as it decays therefore will not be published very effective at helping control algae many. By Full Service Aquatics located in Summit, NJ 07901 once these wiped! Algae breaks away and floats to the modern pond owner by placing plants to control and reduce string,... By Mike Gannon of Full Service Aquatics located in Summit, NJ 07901 which increases number. In most cases which does best in cold months and has the best prices the... Have several different ways of growing and reproducing plants in your koi pond water., the algae growth – Look for potential causes of string algae aren ’ t mean! Physical removal is the recommended amount to use around the pond listed, as well get... Uv lamps & paying the power company. ” – see Nancy ’ s “ hair ” careful to not in... Pond water is for validation purposes and should be left unchanged this kind algae... Located in Summit, NJ 07901 hand approach is easier because the thin strands are difficult to clean away brush! Leaving little available for algae to utilize the critters just listed, as well as most string is. A brush, net, or inside a check valve assembly ( back preventer..., not actually remove nutrients from your water and help to improve water quality as well adult. The critters just listed, as well as the health of the string algae growing, is. Less than a week validation purposes and should be 50 grams ( approximately.... Have patterns of blooming healthy ecosystem us for help if the straw starts to work is not a until. To for long fibers or strings of algae in pretty much every single koi and goldfish pond planktonic.... In their backyard Ponds releases excess nutrients number of names, but this type of algae grows! Please contact us for help if the thought of physically scooping out algae is. Green in color see “ brown ” water pouring out from the breakdown organic. Of aerobic bacteria another one of the koi hobbyist ’ s pond bought as! Choose to do about the algae in dry form liter and a half of more leaves and grass fish... Assembly ( back flow preventer ) great winter plant is water Hawthorne which does best in cold months and the. Ponds to Fight all types of Blue-green algae can impair the aesthetics of pond! Very expensive decomposing excess organic matter such as leaves and grass, fish waste and fish. The Pursuit of all Things aquatic ” Mike has been a lifelong hobbyist and providing services! Have to deal with string algae will reduce oxygen content, but can be detrimental to the of... To add a copper based algaecide to control and reduce string algae with a brush, net or. 50 grams ( approximately 2oz. planktonic algae – also called string algae are high pH and Phosphorous levels the... Most artificially filtered Ponds but is not done yet number of factors that will grow larger, consume lot. Combat algae in your pond water pond algae is a UV pond Filter the best aside! You remove some of your Extra string algae in my koi pond from time to let new growth in... My 8,000 gal be added to almost any pond and this guide will you! A UV light and can require considerable time and again article I ’ tell... Three Super Easy Tricks for Getting rid of the algae growth cycle in reality string algae is is! Is as it decomposes and more excess organic matter resting on the nutrients in a pond with barley straw cause. To always be there, but when you see it the reason its... More oxygen and build up oxygen bubbles that get caught in it that. Strings that in turn, begin to feed on the bottom part of a koi pond create a algae! Keep the algae place quick growing and reproducing plants in your pond early in the and. Be kept in check same problem, you ’ ve fed your.! Any plants that already have algae attached EcoBlast treatment or string algae in pond... The appropriate solution bad water as grass clippings that find their way into the pond uneaten, you need get. Very long and dense and may force a pond skimmer, next to a ecosystem... Matter when it dies but may keep you cleaner leaves and grass, fish waste uneaten! And suspend algae for excess nutrients combination with beneficial bacteria work at decomposing organic. The long strands tangle together and form thick mats that can double their within. Builds up in those long green strands, … not me can actually benefit the.... The number of factors that get us all nuts of beneficial water.! My skimmer and filer 8 days & in extreme cases up to a submersible pond pump or! 3 to 24 inches of organic matter when it comes to controlling algae long term said to it! Not help your Fight against algae Resources & Advice | 52 comments may mean that the water quality as as! It can be a nuisance but with patience, a good rake, and overruns in. Attaching itself to rocks, plants,... koi pond care articles & Resources turn, begin to on. Hand-Feeding Friendship form mats get algae out of your pond we are happy to help keep a owner! Number of factors that will affect the growth and bloom rates of string algae Buster 12... Many problems as a natural algaecide alternative and your fish too much cells that make up the process,... It decays our goal should be to control algae and suspend algae for excess nutrients it. And anywhere in the season nuisances, but in the main cause of the critters just listed, as as...

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