What Algae Eaters Can Live with Goldfish? (5 Best Tankmates)

If you’re considering adding a school of goldfish to your home aquarium, knowing what algae eaters can live with goldfish peacefully is essential.

Contrary to popular belief, not all fish are compatible when placed in the same tank – different species may lead to aggressive behavior or an unhealthy aquatic environment.

Fortunately, several algae-consuming companions work well with goldfish, and that won’t disturb their delicate ecosystem; after all, having a balanced freshwater aquarium is the key to your fishy friends’ health and optimal development!

will Cory catfish eat snails

This blog post will cover some great string algae eaters for a happy goldfish habitation.

Do Goldfish Need Algae Eaters?

No, goldfish do not need algae eaters. Goldfish are omnivores and can maintain a healthy diet without these fish cleaners.

Instead of adding an extra fish to the tank, performing regular maintenance like cleaning the substrate and glass surface is recommended to keep your goldfish’s living environment in optimal condition.

Goldfish temperature water

However, adding algae eaters can help your fish tank stay clean and keep the algae population in check. Additionally, some of these fish can be great companions for your goldfish.

What Algae Eaters Can Live with Goldfish?

What kind of algae eater can go in with a goldfish? If you’re looking for an eating algae companion for your goldfish, these are some great options you should consider:

  • Siamese Algae Eaters: This species is known for its peaceful nature and is an excellent choice to keep your common goldfish stress-free.
  • Otocinclus Catfish: These small algae eaters catfish are excellent scavengers, and they’ll help you keep the tank clean from algae.
  • Chinese Algae Eating fish: This fish is an aggressive eater but not aggressive to other fish.
  • Bristlenose Pleco: This algae-eating fish species is a peaceful algae eater and can live happily with goldfish in the same tank.
  • Nerite Snails: These invertebrates are incredible at eating all kinds of algae, and they reproduce very slowly, so there’s no risk of overcrowding in the tank.

Remember to research before adding any fish or species to your goldfish aquarium. Some of these algae eaters can harm goldfish if incompatible, so ensuring that all species you add get along well is vital.

Once you’ve found the perfect algae eater for your goldfish, you’ll have a clean and healthy tank for your fishy friends to live in.

What Triggers The Growth of Algae?

Several factors increase algae growth. Your goldfish can never eat anything when you overeat. This means there’s a need to reduce leftovers.

Otherwise, the leftover material sinks on top of the tank, rotting on the surface. This rot produces the nitrite & phosphates that stimulate algae blooms.

Eventually, build-in increases water nitrate concentration and nitrite concentration, which causes algae to become uncontrollable. Excess sunlight reflects on algae. The lack of sun in your fish bowl can inhibit growth.

Is It Good For Goldfish To Eat Algae?

Algae are not good nutritionally for goldfish. It does not affect goldfish health. It can be hazardous if algae grow and your fish constantly eats algae. Therefore feeding goldfish, a healthy diet should be recommended.

Algae eaters are a great way to keep your goldfish tank clean and healthy. Siamese algae-eaters, Otocinclus catfish, Chinese algae-eating fish, Bristlenose plecos, and nerite snails are some of the best options for an algae-eating companion in your tank.

How to Remove Algae from the Fish Tank

Tanks can grow a wide range of algae in the water. If the water tanks are complete and the algae have less blooming, they will be reduced significantly. One way to decrease algae blooms is by blocking out sunlight using floating vegetation or planting aquatic plants.

Goldfish care guides recommend keeping water pH between 6.8 and 9.3 and temperature between 65 and 80 degrees Fahrenheit.

Ultra Violet light pond water purifier absorbs water through an open tube. This opening contains ultraviolet light breaking up algae cells in water through constant movement.

Can Plecos Live with Goldfish?

Are plecos ok with goldfish? Plecos are usually safe for goldfish if the tank is large enough, and the plecos will not outgrow it.

The most important thing is to research the species you’re buying to ensure it’s compatible with your common goldfish.

Some Plecostomus species get very large and can be quite aggressive toward other fish, so it’s important to ensure there is enough space in the tank and that they are compatible before introducing them.

Overall, plecos can be kept with goldfish as long as you do your research and the tank size allows for compatibility.

What Pleco Is Best with Goldfish?

The best pleco algae eater for goldfish tanks is the Bristlenose Pleco. This species of plecostomus is peaceful and stays small so it won’t outgrow your tank. It’s also an effective algae eater and will help you keep the tank clean from algae.

Remember to research before adding any fish or species to your aquarium. The Bristlenose Pleco is an excellent choice for freshwater tanks with goldfish as long as you ensure it will have enough fish flakes food and space to thrive.

By introducing the suitable species of algae eaters into your tank, Here are some best algae-eating fish spices:

Odyssea Aquarium Panda Corydoras

Corydoras catfish are an excellent algae eater for Goldfish tanks. They only grow to 2.5 inches long and can reach five years if handled appropriately.

In the wild, these species flourish in waters below 60 degrees Celsius. They also live comfortably within the preferred goldfish’s temperature zone. These fish breathe space air like goldfish and can survive under high oxygen conditions.

There are dozens of types of Cory cats. It’s the most beneficial species that eats algae in goldfish tanks but requires additional nutrition because of its appetite.

Long Fin Bristlenose Pleco

Plecos and plecostromus is a family of freshwater catfish loved by aquarists all over the globe—most nocturnal; plecos clean algae from rocks, driftwood, or glass layers. Although many plecos are from near the equator, they cannot tolerate warmer water in scuba tanks.

The long fin bristlenose pleco is not regarded as the norm, but it can withstand temperatures below 75°. They also benefit from not getting big.

Similarly, for other algae eaters, pleco species, like the common plecos, may reach more than a foot, but the bristle nose can only be 3-5 inches long.

Otocinclus Catfish

Although ‘Otocinecum’ or Otococatfish tolerates the same temperatures in the water as goldfish and can eat algae, we would never advise them to share one tank.

Otto catfish are too small for goldfish to be able to live with them long-term. There is also a lot of horrifying news on aquarium websites that show goldfish eating otto catfish while they look through algae.

What Fish Can You Put with Goldfish?

What fish can go with goldfish? While there are a lot of potential tank mates for goldfish, the best fish to put with them are those that can tolerate their water conditions and will be peaceful cohabitants.

The following species can usually live harmoniously with goldfish: snails, shrimp, Danios, hillstream loach, mollies, mystery snails, African Dwarf Frogs, guppies, platys, swordtails, corydoras catfish, and bristlenose plecos.

It’s essential to ensure the tank size is big enough for all the fish you plan to put in it and that they have compatible water parameters. It may also be beneficial to acclimate any new fish slowly to the tank before introducing them fully.

Can Siamese Algae Eaters Live with Goldfish?

Siamese algae eater with goldfish can be risky. While this species is an effective algae eater, it can also have aggressive tendencies and may attack the fins of slower fish or goldfish.

The Siamese algae eater also grows quite large, reaching up to 6 inches or more in length. This means it may not be suitable for smaller tanks and can outcompete the goldfish for food.

If you choose to keep them together, it’s essential to ensure that the tank is large enough for both species and that plenty of hiding places and food sources are available.

Can Catfish Live with Goldfish?

Yes, you can keep different species of catfish with goldfish. The best choices are Corydoras Catfish and Bristlenose Plecos. They are both small, peaceful fish that can tolerate the same temperature range as goldfish.

Corydoras catfish are the perfect option for small aquatic habitats, as they fully mature under 4 inches long. This makes them ideal companions to fancy goldfish varieties of a smaller size.

Cory cats are peaceful and have no problem living with their goldfish tank mates. They will consume leftover fish food and vacuum the substrate for scraps, and their presence can help reduce the number of algae in the tank.

Can Rubber Lip Plecos Live with Goldfish?

Rubber-lipped pleco and goldfish can get along if the tank is large enough and there are plenty of rocks, driftwood, and other hiding places for the pleco.

The rubber-lipped pleco is a popular choice among aquarists due to its size, which maxes out at around 6 inches in length. It will only outcompete its tank mates for food or space and can easily coexist with goldfish.

What Fish Can Live with Algae Eaters?

Many fish species are compatible with algae eaters and can live together in the same aquarium. Examples include danios, mollies, guppies, swordtails, platys, and corydoras catfish.

The key to successful cohabitation is ensuring you provide all these fish with enough space, fish flakes food, and hiding spots within the tank.

Remember that larger species may require more aggressive measures, such as an additional filter or more frequent water changes.

Can Snails Live with Goldfish?

Yes, snails can live with goldfish. The most common type of snail to keep in an aquarium is the mystery snail. They are small, peaceful creatures that will not compete for food or space with their tank mates.

They are also excellent algae eaters and can help keep the tank clean. However, they reproduce quickly, so it’s important to monitor their population closely and remove any snails you don’t want.

The omnivorous snails of this ecosystem must be quite content as they feed on various treats, including soft algae, dead plant matter, uneaten fish food, and the occasional unfortunate tank mate.

Overall, snails can make a great addition to any goldfish tank and are an easy way to add more diversity to your aquarium.

Types of Algae-eating Snails

You generally get two main species of algae-eater snails: ones living comfortably in salty water with a higher salt content and those from pure freshwater without salts in the water.

The most common freshwater algae-eater snails are the Japanese trapdoor snail, Malaysian trumpet snail, and nerite snail.

Provide your aquatic friends with balanced nutrition—supplement their diet with algae wafers or sinkable pellets placed in the substrate.

Meanwhile, the most common brackish water algae-eatER snails are mangrove, apple, and marsh periwinkle snails.

Here are the Best Algae-Eating Snails to Add to Your Goldfish Tank:

Worldwide Tropical Life Freshwater Nerite Snails:

These snails are great for goldfish tanks and help keep your tank clean. They will also eat algae in the aquarium, including diatoms, green fuzz, and brown algae.

One Stop Aquatics Malaysian Trumpet Snails

Malaysian Trumpet snails can be found in goldfish freshwater tanks as the best algae eaters. This cute snail is made from spiral horns and is 1 inch long. The average lifespan of these birds is about 1-3 years.

– Awesome Aquatics Poso Sulawesi Rabbit Snails

Poso Sulawesi Rabbit Slug is an excellent algae eater, rare among aquarium keepers but praised for its beautiful orange body colors. An enormous aquatic snail consumes more algae in a shorter period than its smaller counterparts.

Kazen Aquatic Mix Color Ramshorn Snails

Ramshorn snails are crucial aquatic snails that are hardy and live in aquariums. The snail has many colors and a ramshorn-shaped shell, giving it its nickname. The average length is about 2 inches and it is a very tasty algae eater or detritivore. Generally, these snails reproduce as an asexual species, just as the Malaysia Trumpet snail does.

Japanese Trapdoor Snail

Japanese trapdoor snails make up a big part of pet snails’ lives like mysteries snails. They are tall with stocky shells, which reach 3 inches and make them a considerable snail in a freshwater tank. Japanese trapdoor snails have been proven to be fantastic algae eaters and can help with nutrition!

How Do You Add Algae Eaters to a Goldfish Tank?

Be mindful of not over-stocking your tanks when adding algae eaters to your freshwater tanks. Overstocking tanks dirt up quickly and require longer attention.

Add fish or algae to the water every month and make sure the water remains pristine. Generally speaking, it is recommended that the fish be added to 20 – 30 gallons.

Some algae eaters may latch onto your goldfish and feed on their slime coats to protect them. Safeguard against this potentially harmful behavior by regularly monitoring the interaction of all aquatic creatures in your tank.

It allows for healthy tank ecosystems, prevents waste buildup, and keeps your fish healthy for longer and healthier lifecycles.

Other Ways To Reduce Algae in Your Goldfish Tank

In addition to adding the best algae eaters, there are other ways to control algae growth in your goldfish tank. These include using ultraviolet light, installing a hang-on back filter, using an algae scrubber, and reducing the light your tank receives.

Ultraviolet lights help kill off algae spores before they have a chance to take over the tank. Hang-on back filters remove debris and uneaten fish food from the water, decreasing the number of nutrients available for algae.

Algae scrubbers are machines that mechanically remove algae from your tank. And finally, reducing the amount of light your tank receives will reduce algae growth.

These are just some of the many strategies you can use to keep algae from taking over your goldfish tank. Adding algae-eating aquarium snails and following the other steps above can keep your aquarium clean, healthy, and looking great.

Algae Eating Tank Mates for Cool Water Temperatures

The golden fish comes primarily from cold water. It does not require a heater and is good at temperatures around 20°C – 23°C (68 °F – 74°F).

Although they will tolerate temperatures above that briefly, they will not feel comfortable in tropical conditions long. This excludes all warm-loving tropical fish from being suitable tankmates, and heat is ideal for goldfish sharing with hardy tropical fish.

Some of the best tank mates for cold water include other goldfish, white cloud mountain minnows, zebra danios, and rosy barbs. You can add mystery and nerite snails to your tank, as they do not require heaters to thrive in cooler tanks.


So, what algae eater can live with goldfish is the best? Overall, the many types of algae eaters that can live with goldfish make excellent additions to your tank. They are an essential part of a healthy ecosystem and help keep the water clean and algae-free. Be sure to carefully research all potential algae eaters before adding them to your aquarium. Some species may be too large for a smaller tank or have other complex requirements. Also, remember that some will be more aggressive toward their tank mates than others. With appropriate care, however, the best algae eaters can help maintain a thriving and healthy habitat for goldfish and other organisms living in the same environment.

You might also like

About Me

I am the founder of, a devoted wife and mother, and an avid fish enthusiast. My aim is to assist fellow fish lovers worldwide in understanding how to properly care for and breed their pet fish.

Recent Posts

Stay Updated

Get outdoor trends, data, new products, and tips delivered to your inbox.

error: Content is protected !!
Scroll to Top