How can you tell how old a goldfish is?

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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How old is a 3 inch fancy goldfish?

Fancy varieties grow outwards as much as in length, so a 3 inch Veiltail is likely to be 12 months old, but a Comet can achieve that size in a few months.
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What does a mature goldfish look like?

If you want to know if your goldfish is an adult, look at its size, color, and the shape of its back fin. Generally, goldfish over 5 inches long are adults. For most breeds of goldfish, their scales will also change from a bronze or brown color to a gold metallic color when they're adults.
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How old are small 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.
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Do goldfish need to be in pairs?

No, goldfish do not need to be in pairs. Goldfish can live alone with no problem. In the wild, goldfish tend to live alone, and because they're not schooling fish either, you don't need to keep them in pairs.
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How to know GOLDFISH is ready to breed /Breeding Tank video



Are black goldfish rare?

As we mentioned earlier, black color changes are pretty rare among all types of goldfish. Thus, you'll need to consider all possible causes to determine the best course of action. Black is actually a notoriously unstable color in goldfish. Many pure black goldfish end up losing the color and turning white or yellow.
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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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What is the oldest goldfish?

Goldfish 43 years

A goldfish named Tish, owned by Hilda and Gordon Hand of Carlton Miniott, North Yorkshire, UK, lived for 43 years. Hilda's son Peter won Tish at a fairground stall in 1956.
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Why are comet goldfish so cheap?

They're mainly so cheap because they're mass bred as feeder fish. If you don't want to have a large tank or pond in the near future, I would recommend returning them to the store as soon as possible. Comet/Common goldfish are indeed sold pretty darn cheap.
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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.
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How quickly do goldfish grow?

The average growth rate of a goldfish is about one inch per year. Baby goldfish grow very rapidly in their first few months. Then their growth rate slows as they get older. There are ways to make your goldfish grow faster, but remember: you should always aim to provide your fish with the best possible care.
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How do I know how old my fish is?

The age of a fish is determined by counting the number of annuli or year marks. In some cycloid scales, such as those on trout, there may be no clear seasonal difference in spacing between circuli.
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How big will a common goldfish get?

When they are kept as pets in small fish tanks and aquariums, goldfish tend to stay about 1-2 inches long and never grow larger than 6 inches (15 centimeters), according to the DEC. However, in the wild, goldfish often reach 12 to 14 inches (30 to 35 cm) in length.
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Why do goldfish stay small?

One is growth-inhibiting hormones, like gamma-aminobutyric acid (GABA), and the other is pheromones, like somatostatin. Both of these things are secreted by goldfish into their environment, which they then absorb systemically, stunting their growth. Goldfish are one of very few fish that have the ability to do this.
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How can you tell if a goldfish is a boy or a girl?

The anal fin in males is closer to the tail compared to females. Male goldfish tend to have more flowing fins and tails compared to females. Male goldfish tend to have a slightly smaller and skinnier body compared to females. Females will have a larger and rounder body and their abdomen can appear soft.
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What makes a goldfish happy?

Goldfish spend lots of time exploring their tanks to entertain themselves, so set up your tank in such a way as to provide lots of stimulus for your fish. Gravel, plants, ornaments and airflows can all make life interesting for your fish.
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Why is my goldfish turning red?

Usually, Goldfish develop red spots and splotches because of poor water quality. Even if it ends up being a bacterial infection – it is likely the water quality that caused the infection in the first place. What is this? Usually, water quality goes south because the fish are not kept in a larger enough tank.
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What are the prettiest goldfish?

The Veiltail is a beautiful type of goldfish that a lot of owners love. When we think of a “fancy” goldfish these always come to mind first. What is this? This breed is known for its very long and flowy fins that dangle and trail behind them when they swim.
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Why are goldfish so expensive?

The color of a goldfish can also affect its price. The more rare and exotic the color, the more expensive the fish will be. This is particularly true for metallic colors such as gold, platinum, and iridescent, all of which are prized by many collectors because of their rarity.
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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.
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Why do goldfish go to the top of the tank?

Usually, your fish goes to the top when he's not getting enough oxygen. Unlike you, he uses his gills to breathe the air that's already in the water. However, in some circumstances, there's not enough oxygen in the tank for all of the fish to breathe easily.
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Can goldfish live in tap water?

Goldfish can only live in tap water when it has been properly treated to remove harmful chemicals. What is this? Tap water contains chemicals that will kill all of the 'good bacteria' in your tank. Good bacteria develops through a process called cycling, which we talk about in more detail here.
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