Aquarium fish
Aquarium fish are fish used in aquariums. They can be freshwater or saltwater. Some fish, such as the betta, can be aggressive.
List of aquarium fish[change | change source]
Freshwater[change | change source]
Goldfish[change | change source]
The goldfish (Carassius auratus) is a freshwater ray-finned fish in the family Cyprinidae of the order Cypriniformes. It is a great fish for aquariums, and is one of the most popular aquarium fish. They have become an invasive pest in parts of North America. The average lifetime of a goldfish is ten to fifteen years.
Pike topminnow[change | change source]
The pike topminnow (Belonesox belizanus) is sometimes found in the aquarium trade, but it isn't an easy aquarium resident.
Green swordtail[change | change source]
The green swordtail (Xiphophorus helleri) is a freshwater aquarium fish in the family Poeciliidae of the order Cyprinodontiformes. Green swordtails are very popular in aquariums.
Pygmy sunfish[change | change source]
Elassoma, the pygmy sunfishes, are popular as aquarium fish because of the males' iridescent colors and fascinating breeding behaviors.