Common Molly Fish:
* Black Molly: The most common molly species. They have a black body and sometimes have a slight iridescent sheen.
* Sailfin Molly: Distinguished by their large, flowing dorsal fins. They come in a variety of colors.
* Dalmatian Molly: These mollies are black with white spots, resembling a Dalmatian dog.
* Lyretail Molly: Known for their forked, flowing tails that resemble the tail of a lyre.
* Platy: While technically belonging to a different genus (*Xiphophorus*), platys are often grouped with mollies due to their similar appearance and care requirements. They come in a wide array of colors and patterns.
Other Molly Species:
* Shortfin Molly: Smaller than other mollies, they have a shorter dorsal fin and are typically gray or silver in color.
* Balloon Molly: These fish have a rounded, almost spherical, body shape.
* Golden Molly: A variety of the Black Molly with a golden body.
* Mexican Molly: Native to Mexico, they are smaller than most mollies and are often gray or silver in color.
* Lemon Molly: A light yellow variety with a black spot on their tail.
Hybrid Mollies:
There are also numerous hybrid molly varieties created through selective breeding. These hybrid mollies often have unique color patterns and fin shapes.
Note: There is a lot of variation in the colors and patterns of molly fish. Some species have many color varieties, while others are more limited.
When choosing a molly fish, it's important to consider the species' specific care requirements, as some are more demanding than others.