Gourami Opaline

Opaline Gourami (Trichopodus trichopterus)

The Opaline Gourami is a beautiful and hardy freshwater fish known for its marbled blue, silver, and white coloration with subtle darker spotting. Its flowing fins and signature thread-like feelers give it an elegant and unique appearance.

This species is a popular choice for community aquariums due to its durability and striking look.

Water Parameters

• Temperature: 72–82°F (22–28°C)
  Ideal range: 74–78°F
• pH: 6.0 – 7.5
• Water Hardness: Soft to moderately hard
• Tank Size: Minimum 20–30 gallons
• Group Size: Can be kept singly or in small groups

Diet & Feeding

Opaline Gouramis are omnivores and not picky eaters.

Staple Foods:

• High-quality flakes or pellets

Protein / Treats:

• Frozen bloodworms
• Brine shrimp
• Daphnia

Supplemental Foods:

• Occasional plant-based foods

Feeding Tips:

• Feed 1–2 times daily
• Provide a varied diet for best color and health
• Avoid overfeeding

Behavior & Tank Mates

• Semi-aggressive, especially as they mature
• Males can be territorial
• Generally peaceful with proper tank mates

Compatible Tank Mates:

• Tetras
• Corydoras
• Loaches
• Larger peaceful fish

Avoid:

• Very aggressive fish
• Small, delicate fish that may be bullied

Tank Setup

• Planted tank with hiding spots
• Calm to moderate water flow
• Access to surface air (labyrinth fish)

Key Benefits

• Unique marbled blue coloration
• Hardy and beginner-friendly
• Interesting behavior with feeler fins
• Great centerpiece for community tanks