Tank Size and Habitat Requirements
Pearl Gouramis require a minimum tank size of 30 gallons for a single fish or a pair. They are labyrinth fish, meaning they breathe air from the surface, so leave some open space at the top. The ideal water temperature is 77-82°F, pH 6.5-7.5, and soft to moderately hard water (5-15 dGH). Provide dense planting with floating plants like Java moss or Hornwort to create shaded areas and mimic their natural habitat. A gentle filter is recommended, as strong currents stress them. Use a dark substrate to help them feel secure.
Feeding and Diet
Pearl Gouramis are omnivores and do best on a varied diet. Feed them high-quality flake food or micro pellets as a staple, supplement with frozen or live foods like brine shrimp, bloodworms, and daphnia 2-3 times per week. They also accept vegetable matter such as blanched peas or spirulina flakes. Feed small amounts twice daily, only what they can consume in 2 minutes. Avoid overfeeding to prevent water quality issues.
Tank Mates and Behavior
Pearl Gouramis are peaceful and can be kept with other non-aggressive fish of similar size. Good tank mates include tetras, rasboras, Corydoras catfish, and peaceful barbs. Avoid fin-nippers like tiger barbs or aggressive cichlids. Males can be territorial with each other, especially in small tanks; keep only one male per tank or provide ample space and hiding spots. They may also eat very small shrimp or fry.
Common Health Issues and Care
Pearl Gouramis are generally hardy but susceptible to ich, fin rot, and velvet if stressed. Maintain pristine water quality with weekly 25% water changes and monitor temperature stability. Quarantine new fish for 2 weeks before adding to the main tank. For health concerns, consult a licensed veterinarian for diagnosis and treatment. Signs of illness include clamped fins, rapid breathing, or spots on the body. A varied diet and clean tank are the best prevention.
Breeding Basics
Breeding Pearl Gouramis is possible in captivity. Condition a pair with live foods and raise the temperature to 80°F. The male builds a bubble nest under floating plants. After spawning, remove the female to avoid aggression. The male guards the eggs; after hatching (24-36 hours), remove the male. Feed fry infusoria or liquid fry food until they are large enough for crushed flakes.
Key Takeaway
Provide a spacious, planted tank with a varied diet and peaceful tank mates to keep your Pearl Gourami healthy and stress-free.