Dwarf Rainbowfish (also known as Dwarf Neon Rainbowfish or Melanotaenia praecox) are popular freshwater fish celebrated for their shimmering metallic body scales and bright colored fins

Appearance: Features an iridescent, sky-blue neon body that reflects light. Males have vibrant bright red fins, while females have yellow-to-orange fins.
 Size: Stays small compared to other rainbowfish, reaching about 2–2.5 inches (5–6 cm).
 Behavior: Highly active, peaceful, and social schooling fish that thrive when kept in groups of 6 or more.
 Care: Easy to care for; prefers well-planted aquariums with open swimming space, warm water (72–78°F / 22–26°C), and slightly hard to neutral pH (6.8–7.8).