Why is my goldfish eating my other fish?

Many people notice aggressive behavior in their goldfish when they introduce new fish to the tank. Goldfish are territorial, so they may eat their new tank mates if things are too crowded. However, they will try to chase them off beforehand in most cases.

What fish can you not put with goldfish?

Avoid aggressive fish that will pick on your goldfish.

In general, goldfish are peaceful animals that will not thrive with aggressive barbs, African cichlids, and other large cichlids.

Why is my goldfish eating my other fish? – Related Questions

Whats the lifespan of a goldfish?

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.

What size tank do I need for 2 goldfish?

A good rule of thumb is to choose a tank with at least 10 gallons of water for every goldfish. So, if you have two goldfish, you’ll need a 20-gallon tank. Your goldfish will also need plenty of hiding places and places to swim around in their tank.

How often should you feed goldfish?

Feed 2-3 times daily. It is important to avoid overfeeding goldfish as this can cause indigestion and/or contaminate the tank. In terms of the amount to feed, a good rule of thumb is to only feed an amount that the goldfish can consume in under two minutes or only feed as much as the size of the goldfish’s eye.

Do goldfish need a bubbler?

Provided that there is enough water flow and adequate space in your tank, your goldfish may not require a bubbler. Smaller goldfish tanks, or those without much water flow will likely need a bubbler or some other form of aeration to add oxygen back into the tanks water supply.

Is 2 gallons enough for 2 goldfish?

Despite the popular misconception, Goldfish are NOT suitable fish for small tanks or bowls. They need at least 20 gallons for one fish, and 10 for each additional, and that’s the minimum.

Can 2 goldfish live in a 1 gallon tank?

Goldfishes are large fishes by all accounts. They are not recommended to be kept in a 1-gallon tank. Although it is common to see goldfishes kept in a bowl, it is very cruel and ultimately will kill the goldfish.

Is a 10 gallon tank good for 2 goldfish?

Can two Goldfish live in a 10-gallon tank? Two fully grown goldfish would hardly be able to move in a 10-gallon tank. You can keep two only when they are as small as babies. Once they go beyond 2.5 inches each, you need to transfer them to a larger aquarium if you want them to grow healthy and happy.

Is a 20 gallon tank good for 2 goldfish?

In a 20-gallon tank, we recommend sticking to a single goldfish or at most, two small goldfish. If they’re still juvenile, you may be able to keep between 1-4 fancy goldfish together, but it’s best to err on the side of caution and keep them separate.

Is it better to have 1 or 2 goldfish?

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.

What do goldfish like in their tank?

Goldfish like plants, variety in their food, a large, clean tank with a stress-free environment, lots of oxygen in their tank, nice cold soft water, other Goldfish as mates and some decorations in their tank.

Is tap water OK for goldfish?

Goldfish cannot live in untreated tap water

Goldfish can only live in tap water when it has been properly treated to remove harmful chemicals. Tap water contains chemicals that will kill all of the ‘good bacteria’ in your tank.

How do 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.

How do you know if goldfish are happy?

Your fish are happy and healthy when they: Swim actively throughout the entire tank, not just hanging out or laying at the bottom, floating near the top or hiding behind plants and ornaments. Eat regularly and swim to the surface quickly at feeding time.

Do goldfish recognize humans?

Goldfish have shown that they have an ability to learn and process information. Pet goldfish can distinguish between humans, and often recognise the human that regularly feeds them.