Pearl gourami pair of pearl gouramis, although anything above that volume is greatly recommended, since these fish show signs of stress, abnormal aggression, and illness when feeling confined. Preferred tank temperatures are 22–28°C (72–82F). Tanks with surfaces exposed to fresh air are recommended so that the pearl gourami's labyrinth organ can function correctly. As with any tropical aquarium, adequate filtration, lighting, substrate and decorations, plants, and proper care are required. The pearl gourami is a territorial fish and should only be suited in a community tank with fish of similar size to it. However, this fish may be somewhat timid or shy,
Honey gourami and other gouramis. Water temperature should be maintained at around 22 to 28 °C. Water chemistry is not critical, but extremes should be avoided. A colour variant of the honey gourami is the red honey gourami, which is slightly redder in colour. When in breeding condition, the male becomes even darker red/orange in colour. The honey gourami is a bubble nest builder that uses plants to help bind together the bubbles. The water level should be reduced to 8 in during spawning, and the temperature should be approximately 28 °C (82 °F) and with a pH of around 7. After