Aphanius farsicus 'Lake Maharlu' pair

Aphanius farsicus, commonly known as the Farsi toothcarp, is a species of small freshwater fish belonging to the family Cyprinodontidae. It is a small, colorful fish species native to the freshwater habitats of Iran's Fars Province.  Size 2 inches, they prefer hardwater with pH 8.2-8.5, temperature 20°C and 25°C (68°F to 77°F).