Want to learn how to get rid of water fleas in fish tanks?
These are something you are not going to want lounging inside the fish tank, but it can happen depending on the water conditions. In most cases, fish tank owners are going to let their fish take care of the problem, but that’s not always possible.
It often depends on the type of living organisms inside the fish tank. If you don’t have the right fist, the water fleas will continue to be a problem!
What are some of the reasons for water fleas popping up in the first place?
The reasons include:
- Water Temperature in the Tank
- Water Quality
- Type of Living Organisms in the Tank
While learning how to get rid of water fleas in fish tanks, you have to do your due diligence and assess what’s going on inside the aquarium.
This includes where the water fleas are, how many are present, and how the living organisms are reacting to their presence.
This guide will showcase how to get rid of water fleas in fish tanks safely, effectively, and quickly.
Table of Contents
Safest Water Flea Treatment for Fish Tank (EDITOR’S CHOICE)
- Care for Your Habitat: All-natural water care reduces organic waste and overall tank maintenance by effectively cleaning...
- Ideal for New Aquariums: Extremely effective when setting up a new aquarium or introducing new fish to an existing one and...
- All-Natural Care: Infused with Bio Scrubbers that breaks down waste and promotes clean water and living conditions.
Last update on 2023-09-17 / Affiliate links / Images from Amazon Product Advertising API
Tips on How To Get Rid Of Water Fleas In Fish Tank
Tip #1: Use a Biological Fish Tank Cleaner
A biological fish tank cleaner is one of the best solutions available for this problem.
While most fish tank owners are going to rely on their fish to do the “cleaning,” it’s not always possible. This is when you are going to want to invest in a high-quality cleaner.
The plus point is, this biological cleaner is also going to improve the overall environment inside your fish tank too.
The benefits include:
- Quick Removal of Water Fleas
- Safe to Use
- Perfect for All Types of Fish Tanks
Using a cleaner such as this can be a simple way to eradicate the problem without thinking too much.
Simply follow the directions and watch as things fall into place for you!

Tip #2: Change the Water
Worried about the water quality in your fish tank due to the water fleas?
This is a common concern and it’s something most fish tank owners are going to mention at one point or another. In essence, if you want to learn how to get rid of water fleas in fish tanks, you will want to start by changing the water.
Instead of changing 50% of the water, you want to aim for a higher percentage.
The goal is to flush out the water fleas and give your fish tank a brand-new start.
There is a bit of legwork that’s going to take place and you will have to use a high-grade water changer to get the job done.
However, this is something that will be worth the hassle when the water fleas are gone!
Take your time changing the water and keep tabs on the pH levels at all times. You don’t want the water changing to cause distress to the rest of the fish tank environment.
Tip #3: Use Blanched Zucchini
While figuring out how to get rid of water fleas in fish tanks, you will have to use an age-old trick that is still recommended to this day.
The idea is to take a slice of blanched zucchini and let it sit in the water.
This is going to attract the water fleas and they are going to get stuck onto the slice. It’s a simple trick that is going to let you scoop them up and get rid of the water fleas quickly.
A solution such as this is a great way to feel in control over what you are doing.
A person that is serious on learning how to get rid of water fleas in fish tanks will want to begin here.

Tip #4: Empty the Filtration System
Have you taken the time to look at the filter in your fish tank?
A lot of owners won’t think about the filtration system and this is going to worsen the water quality in your tank. In essence, the water fleas get trapped in the filtration system causing them to spread further.
It’s imperative to make sure any water fleas that are in the filtration system get emptied out!
This is a key responsibility for those who are thinking about getting rid of water fleas safely and effectively.
Final Thoughts
Is it time to how to get rid of water fleas in fish tanks?
Water fleas are a nuisance that you are going to want to deal with as soon as possible. They are going to ruin the water quality in your fish tank, potentially harm the plants, and create a whole host of issues that are not worth dealing with!
So, what should you do then?
It’s time to look at trying out different solutions including using a biological fish tank cleaner or a simple slice of zucchini!
Each one is going to work and it will make it easier to keep the fish tank clean and free of water fleas.
Here is more on how to care for your fish tank moving forward – managing white balls in fish tanks, finding the right filter for your fish tank, getting rid of pesky bubbles in a fish tank, and how to cleanse cloudy water in a fish tank.