Rainbow Shiner

Rainbow Shiner (Notropis chrosomus) – Care & Profile

The Rainbow Shiner is one of the most stunning North American freshwater fish, prized for its brilliant iridescent colors and lively schooling behavior. Males display intense shades of blue, purple, and pink during breeding season, making them a true showpiece for community aquariums.

🌊 Quick Facts:

• Scientific Name: Notropis chrosomus
• Origin: Streams and rivers of the southeastern United States
• Temperament: Peaceful, schooling
• Adult Size: 2–3 inches
• Tank Size: 20+ gallons recommended
• Diet: Omnivore (flakes, micro pellets, live/frozen foods)
• Water Parameters: 65–75°F, pH 6.5–7.5

✨ Why Choose Rainbow Shiners?

• Peaceful and active community fish
• Display dazzling colors, especially males in breeding dress
• Great choice for temperate and subtropical aquariums
• Hardy and adaptable to a variety of setups

💡 Care Tips:
Keep Rainbow Shiners in groups of 6 or more to encourage natural schooling and color displays. Provide good water flow, oxygenation, and a mix of open swimming space with rocks and plants to mimic their native streams.