Do goldfish eat other fish?

Goldfish by nature are not aggressive, and are not predatory. The short answer would be, "No, they don't eat each other".
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Why is my goldfish eating my other fish?

Goldfish aren't predators, so they don't attack other fish in order to eat them. However, just like the case with baby goldfish, they may swallow smaller fish when they're searching for food. Any time this happens, it's not done aggressively and was purely accidental.
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Why is my goldfish killing my other fish?

Overcrowded. Fantail goldfish can become aggressive if they don't have enough space in their fish tank. According to PureGoldfish.com, confined quarters can make the fish feel like they need to compete for space, causing them to chase one another in an attempt to claim their territory.
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Do goldfish bite other fish?

The most common cause of a goldfish being territorial is if they are jealous of other fish in the tank or if the tank is too small. Territorial behavior is distinguished by chasing and nipping other goldfish away from a certain area in the tank.
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What fishes can you put with a 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.
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Do Goldfish Eat Other Fish?



Do goldfish get lonely?

However, we can say that it is very unlikely that goldfish get lonely. What is this? 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.
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How long does a goldfish live?

Goldfish have a lifespan averaging about 10-15 years, with some varieties living up to 30 years when provided with proper care. Unfortunately, many goldfish do not reach their lifespan potential due to inadequate housing conditions. Housing needs to meet both their behavioural and physiological needs.
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Can a goldfish bite me?

Goldfish teeth aren't sharp and they can't bite people. They're actually very flat – a bit like human molars – and are used to crush and grind food.
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Are goldfish aggressive fish?

Keeping at least two goldfish in an aquarium is recommended to provide companionship and promote activity. Solitary fish can exhibit depression and lethargy. Goldfish are generally not aggressive so they can be kept with most community fish provided the other fish are larger than the size of the goldfish's mouth.
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Why is my goldfish chasing the other goldfish?

If your goldfish are chasing each other around the tank, this is sometimes the lead up to mating and generally not cause for concern. What is this? However, if your tank is overcrowded or your fish are in competition over food, your goldfish may become stressed and chase each other off in competition for resources.
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Will goldfish eat Guppy?

Goldfish will eat just about anything, and that includes tank mates. They are peaceful fish, but they just really love to eat! If it fits in a goldfish's mouth, it's up for grabs. If your goldfish are still young, then they are likely too small to eat adult guppies.
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Are goldfish cannibals?

Cannibalism is usually rare (occurring maybe when a fish is dying or dead) but in cramped, stressful situations, goldfish may behave unpredictably. A disease is possible any time fish are stuck in small homes. When adding goldfish to a new tank, it is important to place no more than two at a time.
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Are my goldfish fighting or playing?

If you notice one goldfish chasing another goldfish all the time, or biting them, then they are fighting. If this is happening in your tank, you'll need to do something about it.
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Why are my fish chasing one fish?

Why Do Fish Chase Each Other? Fish chase each other for a variety of reasons, such as defending their territory, establishing dominance, competing for food, and mating. Even fish that are typically docile fish may chase others because of constant stress.
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Will goldfish eat Tetras?

Do tetras get along with goldfish? Yes, tetras may get along with goldfish, just as they would with some other fish species, but the goldfish can make the water too dirty for them, and big goldfish eat tetras up too.
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Do goldfish eat babies?

Goldfish will eat their eggs, or eat the fry after they hatch. As soon as you notice eggs, remove the parents from the tank and transfer them somewhere else until the goldfish are grown. You can also remove the eggs from the tank and transfer.
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How can I play with my goldfish?

You can actually interact with your goldfish by teaching them to swim through hoops and push balls around. You can also feed them with your fingers. Playing with your goldfish is a fun and engaging way to enjoy owning a pet fish.
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Does a goldfish sleep?

Unlike people, goldfish do not lie down when they sleep. Rather, they become less active, staying in one place and moving slowly to keep themselves stable. They look like they are hovering in the tank or pond, usually low in the water, an inch or so off the bottom, with their heads pointed slightly downward.
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Do goldfish blink their eyes?

Fish don't “blink” their eyes quite like humans do.
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How often do you change water for goldfish?

To keep your fish healthy, you should change at least half of the water in the bowl or aquarium every 3 days.
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How can you tell a goldfish's age?

The scales are made up of concentric rings which are formed closer together during cold weather when there is little fish growth, and further apart in warm conditions when the goldfish are growing more quickly. By counting the bands of closely spaced rings, the age of the fish can be determined.
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What size tank do I need for 2 goldfish?

Based on the rules above, the goldfish tank size we recommend for two goldfish is: 42 gallons for two Common goldfish. That's 30 gallons for the first fish and 12 additional gallons for the second fish.
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Are goldfish sad to be in a bowl?

Furthermore, bowls often lack any sort of stimulation for goldfish. Goldfish ideally need plants, rocks and hiding places to enrich their lives and keep them healthy. An empty bowl with just some coloured gravel will result in unhappy fish.
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Do goldfish like light?

Yes, goldfish need light and they also need nightly periods of darkness. What is this? Using lights to illuminate your tank and simulate a day / night cycle is beneficial to your goldfish, the overall health of your tank and is an important aspect of successful goldfish care.
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Is it cruel to keep goldfish?

It's not cruel to keep goldfish in a bowl. Of course, I know you've already come across some folks who claim goldfish can't live in a bowl and that it's cruelty to the fish. But that flatly not true and the bowl should be the last thing to point out when referring to goldfish cruelty.
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