Red Dwarf Gourami

Species Profile

• Scientific Name: Colisa lalia / Trichogaster lalius
• Common Name: Red Dwarf Gourami
• Adult Size: 2.5 to 3.5 inches (6–9 cm)
• Life Expectancy: 4 to 6 years
• Habitat: Native to South Asia – India, Bangladesh, and surrounding regions
  Typically found in slow-moving waters, ponds, and densely vegetated streams

Tank Requirements

• Minimum Tank Size: 10 gallons (38 liters) for one, larger if keeping multiples or community setup
• Ideal Temperature: 77–82°F (25–28°C)
• pH Range: 6.0–7.5
• Water Hardness: 4–10 dGH

• Temperament: Generally peaceful, but males may be territorial
  Best with calm tank mates
  Avoid fin-nippers or very active species

Diet & Nutrition

Omnivorous – thrives on a varied diet:

• High-quality flakes or micro-pellets
• Frozen/live foods like brine shrimp, bloodworms, daphnia

• Vegetable matter (blanched spinach, peas)

Feed once or twice daily in small portions.

Breeding & Spawning

• Bubble nest builders
• Male builds nest and courts female
• After spawning, male guards the eggs
• Eggs hatch in 24–36 hours

• Separate male after fry become free-swimming to prevent aggression

Appearance

• Bright neon blue coloration with iridescent sheen
• Males are more vibrantly colored; females are typically duller
• Elongated fins and a laterally compressed body

• Often shows red vertical striping under blue shine

Distinctive Features

• Labyrinth fish – can breathe atmospheric air
• Color-changing ability based on mood or health

• Popular due to calm demeanor, vivid color, and small size