Fish are popular pets all over the world. They are relatively easy to care for, and they can provide hours of enjoyment. But how long do pet fish live? The answer to this question depends on the type of fish you have.

What is the Longest Living Pet Fish?

Lifespan of Common Pet Fish

1. Goldfish: Goldfish are one of the most popular pet fish in the world. They are relatively hardy and can live for 10-15 years with proper care.

2. Betta Fish: Betta fish, also known as Siamese fighting fish, are known for their vibrant colors and aggressive behavior. They have a lifespan of 2-3 years.

3. Guppies: Guppies are small, colorful fish that are easy to care for. They have a lifespan of 2-3 years.

Lifespan of Long-Lived Pet Fish

1. Koi Fish: Koi fish are large, colorful carp that are often kept in ponds. They can live for 20-30 years with proper care. Koi fish are also known for their ability to grow quite large.

2. Oscars: Oscars are large, predatory fish that are popular in aquariums. They can live for 10-15 years with proper care.

3. Arowanas: Arowanas are large, ancient fish that are often kept in aquariums. They can live for 10-15 years with proper care.

Lifespan of Extremely Long-Lived Pet Fish

1. Red-Bellied Piranha: Red-bellied piranhas are carnivorous fish that are native to South America. They can live for up to 25 years in captivity with proper care.

2. Lungfish: Lungfish are a unique type of fish that can breathe air and water. They can live for up to 100 years in captivity with proper care.

3. Alligator Gar: Alligator gar are large, predatory fish that are native to North America. They can live for up to 50 years in captivity with proper care.

The lifespan of a pet fish depends on a variety of factors, including the type of fish, the care it receives, and its genetics. With proper care, many pet fish can live for many years, providing their owners with years of enjoyment.