Three spot gourami protects aggressively. The three spot gourami is a hardy fish. They can be housed with a variety of tank mates of similar size and temperament. While males can be territorial with each other, they become timid around other, more aggressive fish. Male gouramis are known to be very aggressive; they may also be fin nippers and generally may bother other fish in the tank. They often show aggression toward species with long, flowing fins such as male guppies, goldfish, and bettas, because they display long tails and bright colors, presenting competition for impressing a female gourami. Female gourami sometimes bother
Three spot gourami to breed, the male builds a bubble nest and then begins to entice the female by swimming back and forth, flaring his fins and raising his tail. The female may lay up to 800 eggs. After spawning, the females often are removed to a separate aquarium as the male may become aggressive toward her. The male protects the eggs and fry, but normally is removed after they become free-swimming. After hatching, frequent water changes, especially during the third week, are used to ensure the health of the fry, as this is when the labyrinth organ is developing. Three spot gourami