About Least Killifish

Heterandria formosa, commonly known as the Least Killifish, is a species native to the United States, stretching from Southern California to Georgia and Florida. It has a fairly small body size and unique color combinations, making it an excellent choice for a small tank. 

Common Name
Least killifish, dwarf topminnow, mosqu, midget livebearer
Conservation Status
Extinct (EX)
Taxonomy
Scientific name
Heterandria formosa
Species
Heterandria formosa

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