Danio Fluorescence Assorted - M

Species Profile

• Scientific Name: Danio rerio
• Common Name: Danio Fluorescence Assorted, GloFish Danio
• Adult Size: Up to 2 inches (5 cm)
• Life Expectancy: 3 to 5 years (can live longer with excellent care)
• Habitat: Native to streams, ponds, and rice paddies in South Asia (India, Bangladesh, Nepal); prefers shallow, slow-moving waters

Tank Requirements

• Minimum Tank Size: 10 gallons (38 liters) for a small group; 20+ gallons recommended for active swimming
• Ideal Temperature: 64°F to 75°F (18°C to 24°C); can tolerate cooler water better than many tropical fish
• pH Range: 6.5 to 7.5
• Water Hardness: 5 to 19 dGH
• Temperament: Peaceful, energetic, and social; thrives in groups of 6 or more to prevent fin-nipping and stress

Diet & Nutrition

• Omnivorous: Yes
  Will eat:

  • High-quality flakes or micro pellets
  • Frozen or live foods like brine shrimp and bloodworms
  • Occasional plant-based food (e.g., spirulina flakes)

Appearance

• Coloration: Fluorescent colors like electric green, pink, orange, red, blue, and purple—genetically modified from the wild-type zebra danio
• Body Shape: Slender and torpedo-shaped with two pairs of barbels
• Fins: Short and rounded, often slightly iridescent under aquarium lighting

Distinctive Features

• Glowing, neon-like coloration under blue/black light, created through genetic modification using genes from jellyfish or coral
• Fast, darting swimmers that enjoy open space
• Extremely hardy and beginner-friendly
• Popular in themed tanks, especially with LED lighting to highlight their fluorescence