Overview
The Dwarf Gourami (Trichogaster lalius) is a beginner freshwater species known for its blue-red striped (male), silver (female) coloration. Colorful. Top to Mid.
Origin & Appearance
Origin: India.
Colors: Blue-Red striped (male), Silver (female).
Body Shape: Moderately Compressed (oval-flat). Typical adult dimensions: 9.0 x 1.3 x 4.0.
Sexual Dimorphism: Strong; males vivid blue-red striped; females silver-plain.
Tank & Water Requirements
| Min Tank Size | 11 gallons |
| Temperature | 72–82°F |
| pH Range | 6–7.5 |
| Water Hardness (GH) | 5-15 |
| Bioload | low |
| Oxygen Demand | low |
| Plant Safe | yes |
| Aquarium Position | Top to Mid |
Behavior & Activity
Slow mid-to-upper explorer; uses modified pelvic fins as 'feelers' to touch and taste surfaces; deliberate gentle swimming
Speed: 32/100Aggression: 3/10diurnal
Breeding
Moderate; bubble nest builder
Common Diseases
💊 Dwarf gourami iridovirus (DGIV)💊 ich
Expert Notes
Colorful; males can be territorial