How big can a goldfish get?

According to National Geographic, goldfish are usually around 7 to 16.1 inches long and weigh 0.2 to 0.6 pounds, but can top 5 pounds in the wild.
Takedown request   |   View complete answer on cbsnews.com


How big can a regular 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.
Takedown request   |   View complete answer on livescience.com


What is the largest goldfish ever recorded?

According to Guinness World Records, the world's longest goldfish was owned by Joris Gijsbers and measured 18.7 inches from snout to tail-fin end and was confirmed on March 24, 2003, in Hapert, The Netherlands. The video featured above shows a close encounter some kayakers had with a slightly larger aquatic animal.
Takedown request   |   View complete answer on abc11.com


Can goldfish really get big?

Goldfish that are kept in home aquariums are expected to grow to about 5cm in length, but if they are released into the wild, they can grow much bigger and become difficult to remove.
Takedown request   |   View complete answer on bbc.co.uk


What is the biggest pet goldfish?

The Biggest Goldfish In The World

Despite being kept in a small tank, Goldie's impressive size can be attributed in part to the excellent care and diet provided for him by his doting owner. In Holland, another pet goldfish made it into the Guinness Book of World Records, measuring an amazing 18.7 inches in length.
Takedown request   |   View complete answer on tankarium.com


How Big Do Goldfish Get?



Do goldfish turn into koi?

Koi and goldfish may look similar, but the two are actually two different species. Goldfish were developed by selectively breeding Prussian carp for color mutations. Today, the goldfish is now considered an entirely new species from the Prussian carp.
Takedown request   |   View complete answer on blueridgekoi.com


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.
Takedown request   |   View complete answer on thegoldfishtank.com


How big is a 1 year old goldfish?

Your goldfish will reach about 2 inches in 6 months. As long as it has adequate nutritional support, it'll reach over 3 inches by the end of its first year.
Takedown request   |   View complete answer on petkeen.com


Can u eat goldfish?

Goldfish are as edible as any other freshwater fish. If you choose to eat it, know these facts first: That gross flake and/or pellet stuff is what your fish has been eating exclusively. Pop a pellet or two, that's what your fish will most likely taste like.
Takedown request   |   View complete answer on foodrepublic.com


Do goldfish turn into carp?

The goldfish is a domesticated carp, first bred in ancient China for ornamental gardens. For centuries, goldfish were prized symbols of luck and fortune. Shortly after they made their way to the United States in the mid-1800s, however, they transitioned from the exotic to the mundane.
Takedown request   |   View complete answer on nytimes.com


Can a goldfish bite?

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.
Takedown request   |   View complete answer on thegoldfishtank.com


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.
Takedown request   |   View complete answer on kb.rspca.org.au


Can I release my goldfish into a lake?

The chemical attaches to the gills of a fish and suffocates it. Please don't release your pet goldfish into ponds and lakes! They grow bigger than you think and contribute to poor water quality by mucking up the bottom sediments and uprooting plants.
Takedown request   |   View complete answer on newscentermaine.com


Why are 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.
Takedown request   |   View complete answer on aquaticcommunity.com


Why are goldfish so dirty?

Goldfish are not toxic in any way. This myth likely stems from the large amounts of ammonia these fish excrete, but all fish excrete ammonia, not only goldfish. Goldfish do tend to be messy and eat a lot. They are also a heavy-bodied species, so they excrete more waste than other species of smaller sizes.
Takedown request   |   View complete answer on tfhmagazine.com


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.
Takedown request   |   View complete answer on fishkeepingworld.com


Is my goldfish male or female?

To identify a female goldfish, look for a rounder, thicker body shape. Females may also have a bulge on one side as breeding season approaches, and their vent, or anal opening, may protrude slightly. Male goldfish often have a thinner, more streamlined body shape than females, with a concave vent and a midline ridge.
Takedown request   |   View complete answer on wikihow.com


Can a goldfish survive 2 days without food?

Can goldfish go 2 days without food? Yes, goldfish can go 2 days without food. In the wild, goldfish don't eat every day since they're not able to catch food that frequently.
Takedown request   |   View complete answer on fishkeepingwisdom.com


Can goldfish eat tuna?

Carnivorous diet for the goldfish:

red larvae. fruit flies. mussels. tuna.
Takedown request   |   View complete answer on animalwised.com


Do goldfish recognize 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.
Takedown request   |   View complete answer on blogs.unimelb.edu.au


How do you tell a goldfish's age?

Old fish will usually lose all of their gold colouration and be a creamy white colour. If the goldfish is exposed to seasonal changes in living conditions, particularly temperature, it is possible to age them by looking at the scales under a microscope.
Takedown request   |   View complete answer on fishscience.co.uk


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.
Takedown request   |   View complete answer on thegoldfishtank.com


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.
Takedown request   |   View complete answer on kb.rspca.org.au


Do goldfish play with toys?

Did you know that goldfish can be trained to do tricks? 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.
Takedown request   |   View complete answer on wikihow.com


What do goldfish do all day?

First of all, it's normal to see your goldfish swim, play and explore during the day and sleep at night. Do fish sleep? Yes, but because they have no eyelids, they can't close their eyes like we do. The goldfish behavior can be influenced by the environment, tank mates and also by its owner.
Takedown request   |   View complete answer on goldfish2care4.com
Previous question
Can you use any beat for non profit?
Next question
What is Earth called in Thor?