
Keeping them with goldfish is clearly a bad idea since they can’t even live with each other. male-on-male violence among bettas is not only common but the norm. 2. Incompatible water parameters To get to the meat of the problem, goldfish are cold-water fish.
Full Answer
Can goldfish live with other fish in a tank?
Goldfish are freshwater fish that like a temperature of 65 – 80 °F, so fish that live with goldfish should like this setup too. But temperature is just one factor to consider. In addition, some things to think about include: Is your tank big enough for all the fish? Will the other fish nip your goldfish’s fins?
Are goldfish aggressive to other fish?
Despite their tendency to eat smaller fish, goldfish are often deemed as peaceful creatures. Unlike other fish, goldfish do not swim around acting aggressively and nipping the fins of other fish. In fact, these creatures cannot do anything if other fish bullies them.
Can you keep janitor fish and goldfish together?
It is recommended that we should not keep a janitor fish and a goldfish together in the same tank. Goldfish are often regarded as one of the most iconic fish accessible in the hobby of aquarium keeping. However, it is understandable to desire a healthy community tank that contains a variety of fish species.
Do goldfish bite other fish fins?
Unlike other fish, goldfish do not swim around acting aggressively and nipping the fins of other fish. In fact, these creatures cannot do anything if other fish bullies them. Even worse, they have long trailing fins that make them a target for fin-snipping fish species, like most tetra fish and tiger barbs.

What fish can be with killifish?
Rams or other dwarf cichlids, larger tetras, Banjo Catfish, Otocinclus, and most Corydoras Catfish are suitable tankmates to Golden Wonder Killifish. Snails are also safe, and large, peaceful crustaceans such as Vampire Shrimp could live peacefully with this fish as well.
What can killifish be kept with?
Some recommended Killifish tank mates include:Danios (we love the Celestial Pearl)Smaller catfish varieties.Tetras (neon, green, and ember)Rainbows & other peaceful fish.
What fish can be kept with goldfish?
With these ground rules in mind, here are our top 10 tank mates that we have personally tested and found to be compatible with goldfish:Hillstream Loach. ... Brochis multiradiatus. ... Dojo Loach. ... Bristlenose Pleco. ... Rubbernose Pleco. ... White Cloud Mountain Minnows. ... Ricefish. ... Hoplo Catfish.More items...
Are killifish good for a community tank?
Killies are usually good community fish and can be kept with other small, peaceful species that require similar water conditions, such as neon tetras and rummy nose tetras. There is one trait of killies behavior that is VITAL that you know about while setting up your tank – almost all of them are incredible jumpers!
How many killifish should be kept together?
Keeping Killies Together Killifish thrive when they are kept together. You should keep at least 3 of them together (1 male and 2 females). In larger tanks (30+ gallon tanks) you can keep up to 12 individuals and they will school together.
Can you put killifish with Betta?
No, killifish cannot live with bettas. Killifish eggs and fry make a good snack for bettas, and the two are likely to get aggressive when kept in the same tank. Bettas are highly territorial pets that can become stressed by the presence of your killifish.
Do goldfish get lonely?
Goldfish are just not the same as humans – they're not social animals in the same way that we are, and they don't have the same capacity to get bored or long for companionship. In fact, many of the longest living goldfish have been kept alone, with no obvious harm to their well being.
What size tank do I need for 2 goldfish?
If you have two common goldfish, a tank of 50-60 is the ideal size. Try to aim for a tank with more water surface area than depth, because goldfish prefer longer tanks. For two fancy goldfish, however, a 30-gallon tank can work. The rule of thumb is to have 1 gallon of water for every inch of fish.
Do goldfish recognize their owners?
Pet goldfish can distinguish between humans, and often recognise the human that regularly feeds them. Pet goldfish can also seem quite scared of new people, but become more comfortable with their owners over time as they realise they aren't a threat.
Will killifish eat neon tetras?
Killifish and neon tetras are highly compatible tank mates that are extremely attractive when kept together because they are both lively and colorful. In addition, neon tetras are small, peaceful fish that will not make your killifish feel territorial or aggressive.
Are killifish hard to keep?
Keeping killifish ranges from easy to difficult, depending on species. While they do have a few special requirements, if you are looking for something a little different, killifish are well worth the effort!
Are killifish good for beginners?
One of the most commonly seen and a suitable beginner's fish, is Aphyosemion australe, one the few killies that does have a common name, the Lyretail. This species spawns in floating mops. It comes in three color strains.
Can you keep killifish with shrimp?
As long as you keep the right kind of shrimp with the appropriate kind of killifish, you can successfully keep them together. However, killifish might eat the shrimp's fry. Killifish are carnivores that love to eat shrimp, yet adult dwarf shrimp and lampeye killies, for example, can live together peacefully.
Can killifish live with guppies?
While some breeds of killifish can live with guppies in relative peace, others are completely incompatible. If you insist in trying your luck with mixing the two species, at least look for a smaller, less aggressive breed of killifish. This will minimize the chance of aggression and territorial display in the long run.
Can killifish be kept alone?
The Golden Wonder Killie (Aplocheilus lineatus), a popular and often available killie and the Blue Gularis (Fundulopanchax sjoestedti), one of the largest and best-known killifish, can both be aggressive and should be kept alone or with other “spirited” fish.
Are killifish good for beginners?
One of the most commonly seen and a suitable beginner's fish, is Aphyosemion australe, one the few killies that does have a common name, the Lyretail. This species spawns in floating mops. It comes in three color strains.
What temperature do goldfish live in?
Even though it is technically an incorrect term, it is what most hobbyists call the temperate fish that lives at temperatures ranging from 18° to 24°C (65° to 75°F).
What is goldfish's appetite?
Goldfish are essentially voracious eating machines with an insatiable appetite . They will literally vacuum up and consume anything edible that can fit into their mouths.
What Makes a Suitable Tank Mate for Goldfish?
It can be a little challenging to find the best aquarium mates for your beloved goldfish. So, take a look at these significant factors that you need to put into consideration in your search for the best aquarium mates for your goldfish.
What fish mate with goldfish?
No list of the best aquarium mates for goldfish is complete without the inclusion of Rosy Barbs. Known for their torpedo shape, vibrant colors, and laid-back temperament, rosy barbs are the perfect community fish mate.
How big of a tank do you need for a goldfish tank?
Additionally, you need a bigger tank since they can quickly grow around 30 centimeters in length . Other important information: Minimum aquarium size: 75 gallons.
What are the different types of goldfish?
There are a lot of different goldfish breed types, including celestial eye, telescope eye, ranchu, ryukin, shubunkin, comet, and the common goldfish. Although they usually do not have issues getting along with their kind, putting different goldfish breeds in one tank is not exactly a bright idea.
Do goldfish like to compete for food?
Even better, they do not like to compete for food. As a matter of fact, they prefer to wait for food leftovers instead of fighting with the other fish to get them. And, that means your goldfish will never be underfed, with the white cloud mountain minnows as their tank mates. Other important information:
What is the best tankmate for a goldfish?
The #1 tank mate for a goldfish is… another goldfish! Keep in mind that if you mix standard, long-body or comet goldfish with fancy varieties, the comets will beat the fancies to the food every time, causing stress and competition. Keep long-bodies with long-bodies and short-squashed bodies with other locomotionally-challenged fishes. Always keep in mind that you will need 20 gallons per goldfish and likely more as they grow, especially for long-body varieties.
Can a goldfish be an only child?
Yes, your goldfish can be an only child. Most goldfish will be just fine on their own. They will get their interaction from their human family or other enrichment items in their tank. Some goldfish need to be solitary if they do not play well with others. Signs that your goldfish does not like having a roommate includes nipping at the other fish, chasing them, or pushing them into décor/tank walls. We see this more commonly with goldfish that are sole survivors from a disease outbreak and living on their own for months to years. When a new tank mate is added, please proceed with caution and keep a very close eye on the new kid.
Do goldfish need heat?
Live-bearing fishes, in addition to needing heat, will constantly make food for your goldfish in the form of offspring. This high protein diet in a warmer environment will cause your goldfish to grow rapidly. Many goldfish will often then assume that the larger fish are also tasty. Don’t mix goldfish and guppies.
Do goldfish like warm water?
Betta fish are tropical fish, henceforth, they need warm water. Yes, your goldfish CAN tolerate warmer water, but they will be VERY hungry, making it hard for a slower-moving betta to get a fair share of the meal. And although they may be small, some bettas can be very aggressive and against a bigger tankmate, they don’t stand a chance.
Can you have a male and female snail in a goldfish tank?
Nerite snails, on the other hand, have distinct sexes, so you will need a male and a female to start making baby snails. It you can stick to just one snail or all one sex, snails make a good addition to goldfish tanks, since goldfish tend to be very messy fish.
Can zebrafish fit in goldfish mouth?
These small, striped fishes do best if kept in a small school. Given that they are large enough to not fit in your goldfish’s mouth, zebrafish are peaceful and tolerant of lower water temperatures. Although they will eat the same foods as goldfish, they usually cannot fit the same size pellets in their mouths! You will likely need a second diet in order to keep these little fish happy.
Can you mix goldfish with fish?
Yes, we know goldfish can tolerate tropical climates. It will make them voraciously hungry and active. Just because you can mix goldfish in tropical tanks, does NOT mean you should. None of the following species are a correct answer to “what fish can live with goldfish.”
Can Guppies Live With Goldfish?
A wide variety of fish may be found, but not most of them can coexist peacefully in the same tank. As far as I could tell, they couldn’t live in the same tank. Here’s what I discovered: can guppies live with goldfish. Guppies and goldfish should not be kept in the same tank. Goldfish may grow big enough to consume guppies.
Fish That Live Well With Goldfish
Having established what to look for, let’s take a look at some excellent candidates! Finding suitable goldfish companions can be challenging at times. Many species, on the other hand, are ideal if you pay attention to the care instructions.
Which Fish Live With Goldfish?
Goldfish are beautiful and recognizable enough to adore with their own, but they also make excellent additions to community aquariums. Goldfish can coexist peacefully with other species because of their playful nature. However, maintaining a goldfish community habitat is more complex than it appears.
Fellow Goldfish
Guess what the best tank mate is for Goldfish? Their kind. Yes, their fellow goldfish. This is one of the best ways to generate more fish for your goldfish tank that matches its size and color.
Rosy Barb Fish
Rosy Barbs like the same type of water as goldfish. They grow with a span of 4 to 6 inches, so they are also a good match in height. These fish are less likely to attack and might leave your goldfish alone. They are too large that your goldfish might not be able to eat them.
White Cloud Mountain Minnow Fish
White Cloud Mountain Minnows are a perfect goldfish partner because they are also cold-water fish that would do well in the same setting as goldfish. They’re also schooling fish and not doing well on their own, so you’re going to have to add at least 3, even though 6 is preferred.
Zebra Danios Or Zebrafish
The Zebrafish is also one of the good matches for goldfish as they like the same water temperature. Also, if they get hungry, they can compete with the other fish and outswim them for food.
Dojo Loaches Or Pond Loach
Pond Loaches or Dojo Loaches are other great options since they are cold-water fish that survive in the same environment type as the goldfish.
Bristlenose And Rubbernose Plecos
For a goldfish, both Rubbernose and Bristlenose Pleco are great tank friends. Plecos are calm and tranquil fish that are usually left alone with the goldfish.
Cherry And Ghost Shrimp
Other species that can be teamed up with a goldfish are shrimps such as Cherry or Ghost Shrimp. These shrimp, particularly Ghost Shrimps, are so tiny and are typically sold for people as food. They are an interesting addition to any aquarium and will not damage or harm the goldfish.
What is the best fish to have with goldfish?
Swordtail fish. The swordtail fish has the right size and temperament to make a compatible companion for a goldfish. These amazing species are very peaceful and sociable. Swordtail fish are the schooling type but will have no issues sharing a tank with others from their ‘clan’.
What fish is compatible with goldfish?
Fire-nose tetra. Which Fish is most compatible with Goldfish. Can Giant Danio love with Goldfish. Goldfish are one of the most loved aquarium pets and that is probably due to their captivating appearance. They are available in several colorful varieties – from the fantails to black moors, comets, lion head, and so on – that will delightfully grace ...
What temperature do goldfish live in?
Goldfish are freshwater species that thrive in cold water environments with a temperature of between 65-72 0 F – they live in a water body that is either slow-moving or stagnant.
Do gold barbs eat caves?
These two species will make a colorful and peaceful community tank. Gold barbs are hardy and very active, meaning that they will cherish having some free space for their exploration – they can, however, use caves at some point in time. Gold barbs are a schooling sort of fish and they love to eat a lot.
Do rosy barbs nip at fish?
Though not utterly aggressive, rosy barbs are fond of nipping at the fins of the fish that are slow-swimmers. This will most likely happen if they are not kept in a shoal.
Can swordtail fish live in saltwater?
They are quite versatile in that they can thrive in both freshwater and saltwater environments. However, while they can survive in varying water conditions, they are not so tolerant of sharp/sudden fluctuations in temperature. Swordtail fish are active swimmers, moving around the top and middle regions of the tank.
Do goldfish eat fastidious fish?
Goldfish are peaceful, hardy, and not much of a fastidious eater. So, having taken note of these points, when seeking out a tank mate for your goldfish, you should go for one that has similar characteristics and/or requirements as the goldfish.
