6 Best Filters for Turtle Tanks Buying Guide

6 Best Filters for Turtle Tanks 2020

Having a pet turtle can be an amazing addition to your home. They are some cool animals! You need to make sure your turtle tank is clean and healthy for your turtle to live happily in your residence or office.

One of the most important elements of keeping a turtle tank clean is the water filter. It helps make sure the water is clean and correctly filtered for your pet turtle.

It doesn’t matter which type of turtle you have. All turtles require a healthy and safe tank to live in, or they will get sick and you could lose them forever.

We’ve compiled a list of the top turtle tank filters to help you make sure your green friend swims around for years to come!

Does My Turtle Tank Really Need a Filter?

Absolutely. We all need filtered water to be healthy! You need to stay proactive and aware of how your turtle tank affects your turtles. The habitat that you provide your turtles will determine how happy and healthy they are.

You want to make sure you have the best filter for your turtle tank because it allows you the peace of mind to know your pets are healthy. The filters we have reviewed all have different benefits but serve the same purpose, which is to make your turtle’s environment sustainable and healthy.

Check out our top picks for the best filter for turtle tanks below and let us know what you think!

Penn Plax Cascade Canister Aquarium Filter

Our top pick for the best filters for turtle tanks is the Penn Plax Cascade Filter. This is an elite kit that serves tanks up to 200 gallons in size. You’ll have everything you need to make sure your water is up to standards for a healthy turtle.

This canister filter is extremely easy to set up and configure for your tank. The push button primer makes it simple to operate and leaves little room for error in set up.

One of our favorite features is the 360 degree flow valves that allow this filter to fit tight aquarium cabinets. This is our top choice for best filters for turtle tanks in 2019.

Hydor Professional External Canister Filter

The Hydor Professional External Canister Filter is another favorite for our team. This filter is of exceptional quality. The manufacturer advertises it as an Ecosystem in a box. This filter uses Mechanical, Chemical, and Biological filtration techniques to keep your turtle tank clean.

This is another filter that is worry-free. The easy primer and telescopic intake tubes make this a plug-and-play type of filter. You don’t need to think about upkeep as this filter will do all the work for you.

We’re confident that you will love the Hydor Professional External Canister Filter. Just make sure you have room in your aquarium cabinet for it!

EHEIM Classic External Canister Filter

EHEIM’s Classic External Canister Filter is a more affordable option than our top two choices. Don’t worry, because this filter is still great quality and will keep your pets safe.

This turtle tank filter is extremely versatile. It has 3 different size choices. 40 gallon, 66 gallon, and 92 gallon options. It also is extremely well built and you can rest assured it will last a long time.

EHEIM did a great job with making this filter easy to set up and easy to use. It comes complete and ready for immediate use with a filter media. It includes all of the necessary equipment and accessories to set up quickly and start filtering the aquarium water.

This is a perfect filter for smaller turtle tanks, and is extremely durable. It is also more affordable while maintaining an excellent quality. This is why this turtle tank filter is number 3 on our list.

Tetra Decorative Reptile Filter

The Tetra Decorative Reptile Filter is unique because it is meant to be part of the aquarium decoration. We like this filter because it’s fairly easy to use and is inexpensive. You can beautify your turtle tank while also providing a healthy habitat for your pets.

This filter does have a limitation of about a 55 gallon tank which makes it better suited for small turtle tanks. It’s an innovative approach to keeping your turtles healthy and making the tank more aesthetically appealing.

We would suggest this filter for turtle tanks that are actually smaller than 40 gallons as this product is not as powerful as the previous products we reviewed. The water filters better in smaller tanks, so keep that in mind when considering this filter for your turtle tank.

Fluval Underwater Filter

The Fluval Underwater Filter is an underwater filter that comes in 4 different sizes fit for a variety of turtle tanks. We like this filter due to its versatility, affordability and adjustable output.

This turtle tank filter is different than the others in this buying guide due to its underwater capabilities. It has a function to filter water for your turtles, and it does it well while also being affordable.

This is a great starter filter for your turtle tank, especially if you are lacking space for an external filter. It’s really great because it is a quiet filter, while many filters can be noisy.

Tetra Whisper EX Silent Multi-Stage Power Filter

This filter is one of our favorites because of versatility and quietness.

We really like this filter because it can be used for turtle tanks and also for aquariums that transition to only underwater creatures. Your amphibious pets will enjoy a healthy life in their turtle tank with this filter in place.

This turtle tank filter is available in 4 different sizes, all gearing towards the smaller end of tanks. This filter is ready to go out of the box, with an extremely quick and easy setup. One of our favorite elements of this filter is how quiet it is.

If you’re looking for a turtle tank filter that can be switched to a full aquarium filter, look no further than the Tetra Whisper.


At the end of the day, you want to make sure you’re providing a healthy habitat for your turtles to thrive. Choosing any of the filters we’ve reviewed above will certainly keep your turtle tank healthy and keep your pets happy.

Some of the turtle tanks we reviewed are fit for larger tanks, some are more quiet, and some are more decorative. Finding the best balance between pricing and quality is what we tried to do here. Whether you are a beginner or an expert in maintaining turtle tanks, we’ve got you covered!

Humans may not be able to drink the water that turtles live in, but we can certainly do so using one the filtered water bottles we’ve reviewed here.