Water bugs in swimming pools are a common nuisance that can detract from your swimming experience. In this article, we will explore the reasons behind water bug infestations, the different types of water bugs you might encounter, and how to eliminate them by using effective Swimming Pool Chemicals.
Why Do You Have Water Bugs in Your Pool?
Water bugs are attracted to pools with stagnant water, organic debris, or poor sanitation. If your pool has an imbalance in chemicals or inadequate filtration, it can become a breeding ground for these pests. Besides, algae and debris serve as food sources, making your pool more appealing to water bugs.
Common Types of Water Bugs

- Backswimmers: These insects swim upside down and feed on smaller creatures, often found in pools with organic matter. It is worth noting that these water bugs can deliver a very painful bite to humans.
- Water Boatmen: Small, oval insects that swim both on their backs and belly. They eat algae and plant material.
- Water Striders: Known for their long legs, water striders can "walk" on water and feed on fallen insects.
How to Get Rid of Water Bugs in Pool?
Skim Your Pool
Start by using a pool skimmer to remove visible debris like leaves and twigs. Water bugs often hide in these organic materials, so skimming regularly reduces their habitat and keeps the water cleaner.
Brush and Vacuum the Pool
Brush the pool's walls, steps, and floor to dislodge dirt or algae that attract water bugs. After brushing, vacuum the pool to remove any debris that has settled at the bottom. This ensures all surfaces are clean and free of potential bug habitats.
Test Water & Adjust Chemical Balance
Proper water chemistry is crucial. Use Pool Test Strips to check levels of chlorine, pH, alkalinity, and calcium hardness. Imbalanced water can attract bugs, so adjust these levels to make the water less inviting for pests.
Pool Shock Treatment
If you have water quality problems in the pool, shock treatment can help a lot. Shocking the pool involves adding a high dose of chlorine to eliminate contaminants, algae, and organic matter. Calcium Hypochlorite (Cal Hypo) is a good option for shock treatment. If you need Cal Hypo products, welcome to contact us.
If there are some bugs that accidentally appear in the pool, they can be treated with insecticides specifically designed for swimming pools. Compared with pool shock treatment, its operation is more simple and convenient. However, it is important to note that insecticides do not solve water quality problems.
Read More: What's the Best Pool Shock for Your Swimming Pool
Run the Filter
After shocking the pool, run the filtration system for several hours to clear any remaining particles and debris. A clean, efficient filter helps keep the water clear and bug-free.
Check Chemical Levels
After that, retest the water. Ensure chlorine and other chemicals are properly balanced to prevent future water bug infestations.
Monitor and Maintain
Regularly test water chemistry, skim the surface, and clean the pool to maintain a bug-free environment. Consistent maintenance is key to preventing water bugs from returning.
Add Algaecides for Extra Protection
Algaecides can help prevent algae growth, which serves as food for water bugs. Using algaecides can be used as a preventative measure for those looking to keep algae out from the get-go. If you need these products, our Super Algicide is a good choice.
How to Keep Water Bugs Out of Your Pool
To keep water bugs out, it's necessary to maintain proper pool chemistry, skim the pool regularly to remove debris, and ensure efficient filtration. Cover the pool when not in use, and trim overhanging trees to reduce the amount of debris falling in. And regular cleaning and chemical monitoring will discourage water bugs from infesting your pool.
If you would like to learn more, check out our ultimate guide to swimming pool chemicals here.
We stock a range of premium swimming pool chemicals to help you stay on top of your maintenance routine. Welcome to contact us!

