The Goldfish is a freshwater fish and it was one of the earliest fish to become a pet. It is one of the most commonly kept aquarium fish. Their lifespan can go up to 30 years if kept in captivity. It was domesticated in China and it is a relatively small member of the carp family which is domesticated in east Asia.
The Angelfish is a freshwater fish from the family Cichlidae. These fish originated in South America. They can grow up to be 10 inches long but the average length is about 6 inches. Also these fish can live with a variety of other fish while they are young but when they mature they become more territorial and aggressive. They are known to be able to live for 10 years and probably more if well take care of.
The Siamese Fighting Fish or also known as the Betta Fish is a species in the Gourami family which is popular as an aquarium fish. Their lifespan is anywhere from 3 to 5 years and thats if kept in captivity. These fish are best to be tanked by themselves because they are extremely territorial and fight with the other fish which then kill them. These fish can be found in vast standing waters of canals and floodplains. The ICUN are listing them as vulnerable because their population is decreasing.
The Tetraodontidae is the scientific name for this fish and it refers to the four large teeth, in the upper and lower plate, which are used for crushing the shells of crustaceans and mullosks, their natural prey. The majority of pufferfish species are toxic and some are the most poisonous vertebrates in the world. The most famous thing these fish are known for are when their body increases in size , it does this when it feels threatened. Their lifespan is about 10 years.
The rainbow trout is a trout and species of salmonid native to cold water of the Pacific Ocean in Asia and North America. The mass of an adult Rainbow Trout is twenty seven pounds. These fish usually return to fresh water to spawn after living two to three years in the ocean. Their lifespan can go up to 11 years but the average is about 7 years.
Catfish are a diverse group of ray-finned fish. They are known for their prominent barbels, which resemble a cat's whiskers. There are armour plated types and there are also naked types, neither having scales. The average length of this species is about 12 to 24 inches long and they are about 2-7 lbs. The lifespan is 8 to 20 years.
The guppy, also known as millionfish or rainbow fish, is one of the most popular freshwater aquarium fish. The Guppies natural range is in northeast South America, but now can be found almost any where. Male Guppies are smaller in size than females but they give off more vibrant colors than the females. These fish are highly adaptable and thrive in any environment. Their lifespan is anywhere between 1.5-3 years.
Starfish or sea stars are star-shaped echinoderms that fall in to the family of Asteroidea. About 1,500 species of starfish can be found on a seabed in all the world's oceans, from the tropics to frigid polar waters. Starfish typically have a central disc and five arms, but some species have a larger amount of arms. The upper surface of a Starfish may be smooth, granular or spiny, and is covered with overlapping plates. Many species are brightly colored in different shades of red or orange, while others are blue, grey or brown. Their lifespan is usually 3-5 years.