Blue gourami has a high, elongated and flattened body sides. On the head are large eyes. The upper fin high and pointed. Lower - starts from the pectoral fin and gradually expands, ending at the base of the tail. The pectoral fins are in the form of filamentary tendrils. They are organs of touch and gourami are constantly in motion. With their help the fish get acquainted with the surrounding objects. It happens that sometimes they break off, but after a while grow again. Like all labyrinth fish, blue gourami can breathe atmospheric air through the branchial labyrinth. The main body color - color of navy blue (brighter color becomes during the spawning season). On the sides are transverse stripes blue and two black spots on each side: one in the center of the body, the second on the caudal peduncle. Unpaired fins are decorated with scattered them silver point. Sex differences: male slender and larger than the female, painted brighter and has a longer top fin. In the wild blue gourami at length reaches 12-14 cm in the aquarium grow to 8-10 cm
Blue gourami is very peaceful and nice fish. She gets along well with different kinds of fish large and small sizes, but sometimes there are individuals who show aggression towards their relatives. Conducts daily life. Inhabits in middle and upper water layers.
Blue gourami is characterized by its ruggedness and ease of maintenance in the home, it is recommended that novice aquarists. These fish are very interesting to watch: they are funny and do not miss a moment of frolic and curiosity for everything new, whether it is an element of decor or other fish. They require a brightly lit aquarium (overhead lighting) with a volume of 100 l with thickets of live plants and a free place to swim. Availability of snags (the fish are kept constantly beside them). Water parameters for the proper maintenance of blue gourami: hardness 8-10 °, pH 6.5-7.0, temperature 24 - 26 ° C (can tolerate lower water temperatures). Required filtration, aeration and weekly replacement of 30% of the volume of water.
Blue gourami omnivorous fish. It absorbs any food: animal (like dried Daphnia and Gammarus), and dry vegetation, consume them in large quantities. Prone to overeating. Adults can safely withstand a strike for a week without any serious consequences, and without expressing any aggression toward neighbors in the aquarium.
Breeding blue gourami is not a complicated process. To do this, take the tank volume of 40 l and densely foresters plant one of the plants and moss (this will be a refuge for females during the spawning season). The water level should not exceed 20 cm in water temperature is 26-28 ° C. A week before spawning males and females are seated and abundantly fed live food. The male builds a nest of foam at the surface of water. When it's ready, he begins to push the female to the nest (in contrast to other blue gourami behaving during the spawning season is very aggressive and can break off the tail fin of the female or lower). The female lays up to 2,000 eggs. After completing her otsazhivayut spawning. The male remains in the tank and protects the nest with masonry, care for the offspring. A day hatch larvae. The male looks after them as long as they do not turn into fry and do not float. At this point the male should be removed from the tank (it can begin to eat the fries). Starter feed: live dust ciliates. Growing rapidly. Labyrinth organ formed in the fry for 10-14 days.
Puberty blue gourami reaches the age of 1 year. Life expectancy in the aquarium with the right content can be up to 7 years.
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