The success in fishkeeping will depend on the best goldfish filter you are going to use. Several options are available online and in physical stores. We are sharing our top pick filter models for the rest of this post. Read on!
Filtered water is necessary to keep goldfishes healthy and more fun to watch. Tank’s water quality is important to the pet’s life, which is quick to die if not properly upkeep. The water must remain waste and chemical-free at all times. It will all happen with the use of a good quality filter. The filter device would provide well-oxygenated and crystal clear water in the tank. It also kills off bad bacteria while allowing healthy bacteria to grow in a tank.
Start investing for the right filter for your pet. We will now proceed to possible options you can buy later on. Let’s get it started!
Top 15 Goldfish Filter Reviews
Goldfish filters are widely available online and on physical stores, therefore choosing the right product is so crucial. We have put together a list of filters in various types and sizes to choose from. Each offers the best features you could ever look for a goldfish filter.
#1. Penn Plax Cascade Canister Aquarium Filter
This canister filter operates quietly in the aquarium while providing 3-stage filtration. It does not take up so much room in the tank, thus gives more space for fishes. You can choose between sizes depending on your needs.
It comes with all the materials needed to start using the filter right away. Cascade Filter remains affordable while including everything you need.
Lots of filter media can be held by this filter without affecting the space for the fish. It has media baskets responsible for holding filter media.
Its flow valves rotate in a 360-degrees direction even on tightest aquarium zones. They have flow controls so cleaning is easier. The valves can be removed while the other things in the aquarium are working.
Some other users packed the filter with ceramic balls to stop debris. It results in the reduction of nitrate, which is a good thing.
#2. Penn Plax Premium Under-Gravel Filter System
Penn Plax is doing great in the production of the aquarium filter system, thus creates another option. This one is an under-gravel filter that works best for goldfishes. It assures a safer environment for your pet due to its structure.
An under-gravel filter is placed at the bottom surface of the tank, so as not to affect tank space. It does not also produce too much current, which sometimes not good for fish.
Instead of putting some gravel over the filter, rather place the bigger size of a substrate like small pebbles and store-bought filter media. This prevents a lot of poop to be trapped at the bottom of the filter, which is hard to clean.
The filter plates are locked together to prevent substrates from going beneath them. Using a pre-filter can make the cleaning of the filter bed slightly easier.
It provides both biological and chemical filtration which is suitable for up to 55-gallon tanks. Bad odor and water discoloration in the tank are also reduced by its two carbon filter cartridges.
#3. Aqua Clear Fish Tank Filter
Aqua Clear Fish Tank Filter offers a multi-stage filtration system, including mechanical, biological, and chemical filtration. A healthy aquarium is so within your reach in using this tank filter.
It is still more affordable than many other options with a 2-year warranty. Five size options are available to choose from that can suit various aquarium sizes. It is suitable for up to 70-gallon aquariums.
This tank filter is similar to other HOB filters that are quick to install. Their media baskets also require painless maintenance.
It features a re-filtration system that controls the water flow rate to be gentle for the fish. You can change the flow rate if necessary.
Media replacement is sold separately. The foam filter insert, carbon filter insert, and Biomax filter insert must be replaced every two months, a month, and three months, respectively. To avoid extra costs, you may use bulk materials present at home like nylon bags.
#4. Marine Land MagniflowCanister Filter
Canister filters are a good option by most aquarists these days.MagniflowCanister Filter does a great job of providing a 3-stage filtration system. It is a quiet filter that does well on both freshwater and saltwater tanks.
It maintains a clean environment through the use of media layers. They do the filtration process in the water tank. The water constantly flows not around the filter media but through stacked filter trays.Fishes will feel peace while swimming in the water.
The item requires fast maintenance by only pressing the quick prime button. There will be no extra actions to clean the filter other than that. It shuts down the water flow to achieve spill-free maintenance. And then, you can simply remove the top of the unit to get the media baskets for cleaning.
You may get filter good for up to 100-gallon aquarium.
#5. Penn Plax Cascade 600 Submersible Aquarium Filter
Another type of filter is a submersible filter. It promotes crystal clear water in the aquarium when fully submerged. Cascade 600 is perfect for any terrarium setups over 50-gallons. They deliver3-stage filtration to remove harmful chemicals, odor, and discoloration inside the tank.
This is a powerful filter that smaller tanks containing small fishes would not stand. Keepers with lots of goldfish are better off with Cascade 600. It can handle much waste from pets effectively.
It boasts a refillable filter media. The refills are sold separately at an affordable price. Another best feature of the filter is the VenturiAeration that eliminates the use of an air pump to oxygenate the water.
Water control is enhanced with the use of an adjustable flow switch. Feeding times would not be difficult as you can decrease the water flow during those times. Water flow can also be increased when needed.
There is a spray bar option that distributes water over the surface of the tank. It is proper for delicate fish species.
#6. Fluval C Power Filter
This is a clip-on filter that can be bought in pet stores or online. It is more compact than the other types of filters, which is a problem for some fishkeepers. Fluval C Power Filter is still a good choice despite its structure, as to its all-in-one filtration system.
The power filter is to be installed behind the aquarium in the easy way possible. It offers 3-stage filtration, such as mechanical, chemical, and biological filtration for tanks up to 70-gallon. The space it occupies is just small, unlike the other filters.
Heat distribution is also considered with its ceramic heater core to maintain the water at the correct temperature. Refreshing water flow is sustained while using this filter. It filters a total of 119-gallons of water per hour.
It has a cleaning indicator that will remind you to clean the polyfoam when it is needed. Due to its compact design, a strong current of the water is produced. Some goldfish breeds are not into strong currents, as they feel stress.
#7. Hikari USA Inc. Bacto-Surge High-Density Foam Filter
This kind of filter is equipped with a durable sponge. It boosts biological filtration the best way to increase water aeration. Baby goldfishes are highly satisfied with this filter due to its gentle current production.
The sponge filters help to prevent bacteria growth in the water tank. It works together with the air pump on its airline tubing in pulling the water. Its sponge is designed for longer life not to be squeezed easily.
This is an affordable option on the list and yet performs effectively in cleaning a water tank. It is good for aquariums up to 75-gallons or nano tanks. Smaller fish species are happy with this filter.
It demands frequent cleaning to achieve its utmost performance. The worst thing is nitrate reduction is somewhat neglected through the process.
This foam filter is also good for the fish breeding environment.
#8. Marine Land Emperor Bio-Wheel Power Filter
This power filter has a touch of Bio-Wheel technology that provides biological filtration at its best. It can filter up to 400-gallons per hour, which is relatively higher than the other filter options. Water tanks of up to 80-gallons are to which this filter is made.
It also renders mechanical filtration that is twice than the other HOB filters can offer. There are also additional chemical filtration cartridges for better operation. All in all, Bio-Wheel Power Filter has to offer a multi-stage filtration system.
You may replace the cartridges with the brand’s Rite-Size E Filter Cartridges. It has a purple label to avoid mistakes of purchase.
Spray bars exist for maximum aeration in the water tank. It drives out water into the top of the unit and works together with its biological filtration system.
Installation and maintenance are easily performed with this filter. There are video guides online to check for.
#9. Fluval External Filter
FluvalExternal Filter is another best choice to clean goldfish tanks. Like most of the filters above, it offers a multi-stage filtration for both freshwater and saltwater tanks.The 406 model could be the right size for up to 100-gallons of a fish tank. You can go for smaller sizes for smaller aquariums.
Its structure is different from the other filters on the list. It has a square design rather than a round design, which is a good thing to expose more water to the filtration elements.
One more feature is its impeller design that employs a quiet operation. No fishes and household will be disturbed during operation.
The device is so easy to start with the help of its priming system. A simple setup is possible through its aqua stop valve. Remove the hose and then drip-free maintenance is achieved.
To add up, a clog-proof intake strainer with a dual-layer foam screen makes the process a lot safer and effective. Its media filter has a capacity of about 8.5-liter.
#10. SeachemTidal Power Filters
Seachem offers many filter size and setup options to choose from. It cleans a water tank up to 110-gallons to a great extent. Shallow tanks can also have this filter added to its operation. Avoid putting small fishes in a tank while using this filter, as it has large screen openings that may harm them.
Proper ventilation is ensured by the maximum gas exchange allowed by the filter. Water flow can be adjusted to suit the pet’s demand. Extra adjustable features are on the telescopic intake pipe and intake regulation.
Debris floating in the fish tank is to be captured by the surface skimmer. With that, crystal clear water is highly possible with less maintenance.
The cleaning process will be at ease with the help of its automatic maintenance alert mechanism. No time for checking the tank regularly? The unit will let you know when it needs cleaning. You can fully remove the basket for mess-free cleaning.
#11. Marina Slim S10 Power Filter
If you already have a HOB filter, then Marina Slim S10 Power Filter is a good choice. It is compact in design, unlike the other filter options. Plus, it came among the most-trusted fish tank brands.
This works well with small fish tanks about 10-gallons capacity. It is a bit pricier than the other brands, which maybe speaks a quality performance. Slim S10 only offers biological filtration which is a downfall on its part.
You can install the unit at ease. Keeping your goldfish is so easy with this filter model.
Some goldfish want a low water flow rate, thus the unit features an adjustable flow rate. It operates quietly, just what everyone wants. It has ceramic rings to control bacterial growth.
The only bad thing about this unit can be the price. Not all fishkeepers can afford to buy this filter.
#12. Tetra Whisper EX Carbon Filter Cartridges
Most of the filters above require the need for power, while this one is ready to use a filter. It has a simple design that promotes the essence of ease. They are filter cartridges, not a filter unit and yet do a great job in cleaning a water tank.
One pack contains four large carbon filters that are ready to use. They help to remove bad odor and prevents discoloration inside the tank. It fits well on even the smallest area in an aquarium.
The activated carbon will leave the water clean and healthy for the fish. Even large particulates are eliminated by this carbon filter. It has a multi-density layer to maintain water clarity during the process.
They are easy to use and named as the quietest filter in the world. The Whisper EX Filter requires less maintenance, as no priming is necessary.
#13. Tetra Whisper In-Tank Filter
It is a 2-in-1 filter you can buy in the market. They are equipped with cartridge filter and Ultra-activated carbon filter thus results in the clearer water surface.It has to offer a mechanical and chemical filtration system.The internal power filter can be used for up to 40-gallons water tank.
The package contains everything you will need in setting up a good tank filter. It includes a hinged lid, cartridge, and tank clip. You alone can assemble the filter on an aquarium.
It is attached to the tank wall with the use of the tank clip. You can hide the filter withdécor to limit the access of fishes onto it.The unit has a space-saving design, so good for smaller fish tanks.
The device can pump water over six times per hour of the size of the aquarium. It can adjust to high or low water levels at ease.
#14. AqueonQuietflowE Internal Power Filter
This is a noisy tank filter, but still a good option to invest. A little adjustment on its impeller would help to lessen the noise it produces. Many fishkeepers are buying this power filter for reasons despite being too loud.
Quiet flow E Internal Power Filter is efficient in cleaning a water tank. It is built with a carbon cartridge to eliminate bad odor and water discoloration. This is for the safety of the pet.
The included suction cups or hanging cups can be used in installing the unit to a water tank. It can be successfully done in a short time. Frameless aquariums are well with the power filter through the said tools.
Larger units offer more filtration options, which is the 3-stage filtration system. This internal filter is suitable for up to 40-gallons of a water tank.
#15. Penn Plax World Aquarium Filter
Having a small aquarium is not a problem with this filter. Penn Plax is offering this product to those with smaller fish tanks at home. It is intended for up to 5-gallons fish tank, which is the smallest among the listed filter options.
The aquarium filter is compatible with most air pumps. Putting the device together is done at ease, as it fits in even the smallest areas. You can read a full setup instruction on the item’s packaging.
This is a reliable option because of its 3-stage filtration system. There are no moving parts included for easy setup.
The cartridge is quick and easy to replace. It has a combined sponge block to allow the growth of beneficial bacteria. The carbon and zeolite are responsible for removing ammonia and odors inside the tank.
Best Goldfish Filter in 2020: A Buyer’s Guide
So now you know some goldfish filters in the market. The next problem is how to choose the right filter for your goldfish tank. Here are a few factors to look for in buying a good filter for goldfish:
Beginner goldfish keepers must consider checking on most-trusted brand names offering a goldfish filter. The product may be used by most aquarists too. Having an idea of trusted brands is the easiest way to getting the right filter for your pet.
Types of Filter
There are several types of filter for goldfish tanks, not even one is better than the other. Choose the filter type that will suit your pet’s needs. Smaller aquariums would be better off with a submersible type of filter. There are also external filters to choose from.
Tank filters come in various looks. It may affect the setup process, so necessary to take into consideration. Some models are compact while others are a huge unit. Or, some are round while others are square design. Choose the filter that can fit on your existing aquarium.
Many cheap filters are sold in the market that most fish keepers choose to buy. There is nothing wrong with considering the budget, but high-quality products are a bit expensive. It helps to save money in the long-run, as there is no need to replace the filter more often.
A quality goldfish filter requires a good filtration system. Goldfish is not high maintenance pet, but still in need of the best filtration system. Your aquarium must acquire mechanical and biological filtration to do well with the fish.
You may add substrate and under-gravel filters to discourage bacteria growth in the tank.
The buildup of debris in a filter could be dangerous for the pet. It may cause toxicity in the tank that leads fishes to get sick.It weakens their immune system that could lead to death.
Filters are designed to clean the debris, even without human involvement. Make sure the filter can do the cleaning more frequently to keep fishes safe.
The cleaning tool does not only eliminate debris but also the presence of ammonia and nitrite. It is the most dangerous thing for pets like fishes. Your chosen filter must turn the harmful bacteria to a safer substance, like nitrate.
Most filters on the market today may not be enough to clean a tank for messy goldies. Going back to the brand name could be your basis in picking the right product.
The filter is responsible for the water cycle inside the tank. It should have a great water capacity to be able to filter even larger aquariums effectively. For example, a 10-gallon fish tank can filter 100-gallons of water per hour. That is ten times the fish tank’s size.
As a conclusion, aquarium filters are important in every tank to sustain a better environment for the pet. The benefit falls on both the keeper and the fishes in so many ways. A filter unit lessens the time of tank cleaning and will do it automatically. It will save a lot of work indeed. Fishes can also live comfortably in crystal clear water as they grow.
Which one of the best goldfish filters above would you buy? Make sure to read the buyer’s guide over again to get the right product for your pet.
Before anything else, do share this post with your friends taking care of goldies.Thank you!