The Varieties of Guppy Fish
The guppy fish (Poecilia reticulata) is a type of fish belonging to the genus Poecilia in the family Poeciliidae of the Cyprinodontiformes order. It is native to Trinidad, Venezuela, northern Brazil, and the West Indies in Central and South America. Guppy fish are widely popular due to their beautiful caudal fins and rich variations in body colors, and they are one of the popular ornamental fish in aquariums. There are numerous varieties of guppy fish, mainly including the following types:

Solid-colored Guppy Fish: Almost the entire body is of a single color. Common ones are all red, all white, all blue, all black, etc.
Ribbon Guppy Fish: They have long ventral and anal fins, which look as graceful and flowing as ribbons when they swim.
Tuxedo Guppy Fish: They have a black midsection, and the rear half of the body is black, dark blue, or other solid colors, with no variegated spots or patterns on the caudal fin.
Grass-tail Guppy Fish: The shape of the caudal fin is similar to the blade of grass, and it is rich in colors.
Metal Guppy Fish: The front half of the fish's body shows a special metallic blue color, and the colored patches will turn black when the water quality is poor.
Albino Guppy Fish: It is an albino variety with red eyes. Its body color is whiter than that of ordinary guppy fish, and the gravid spot is red or pink when it is pregnant.
Sword-tail Guppy Fish: The shape of the caudal fin is similar to that of a sword.
Mosaic Guppy Fish: There are combinations of multiple colors and patterns on the body.
The Characteristics and Ornamental Values of Each Variety
Solid-colored Guppy Fish: With a single color throughout the body, it looks simple and elegant, suitable for those who like a minimalist style.
Ribbon Guppy Fish: The long ventral and anal fins are like ribbons, and they swim very gracefully, suitable for those who like the beauty of movement.
Tuxedo Guppy Fish: The black midsection and the solid-colored caudal fin make it look noble and magnificent, suitable for those who like a gorgeous style.
Grass-tail Guppy Fish: The caudal fin is shaped like a grass blade and is rich in colors, suitable for those who like a natural style.
Metal Guppy Fish: The special metallic blue patches are suitable for those who like unique colors.
Albino Guppy Fish: The characteristics of the albino variety and the special color of the gravid spot make it suitable for those who like special body colors.
Sword-tail Guppy Fish: The caudal fin is shaped like a sword, suitable for those who like unique shapes.
Mosaic Guppy Fish: The combination of multiple colors and patterns is suitable for those who like diversity.
These different varieties of guppy fish not only enrich the types of ornamental fish but also provide more choices and perspectives for enthusiasts to appreciate.