Types of aquarium fish
Describe the shape of the body resembles a roach. Scales large, shiny, silvery color with a greenish tint. Caudal, anal and pelvic fins are bright red, the dorsal and pectoral fins are transparent, white. In the middle of the body from head to tail passes merges with the general background of the green strip at the base of the tail that becomes a black spot, which has the form of an elongated diamond. Adult females reach a length of 10 cm, males are much smaller and have a slimmer body. Painting of males and females are quite similar.
Contents: Tetragonopterus – fish is very unpretentious, gets along well with other fish, especially when growing with them. Under normal conditions, the best temperature is 18-20 ° C, during the spawning temperature should be raised to 22 ° C. It enjoys a spacious aquarium, part of which should be densely planted with plants. Hold tetragonopterusy flocks, all while on the move. At the slightest fright whole flock hidden among thickets. Food likes alive, especially Daphnia, bloodworms thrown enough until he falls to the bottom, from the bottom of the food reluctantly accepts, and so it is best to give joker in floating motylnitse through which it gradually creeps into the water and gradually eaten. If a lot of plants in the aquarium, and it is well lit,
the additional water aeration tetragonopterus requires.
Breeding: for breeding tetragonopterusov in late April or early May, should prepare a small aquarium with a capacity of one to two buckets of clean river sand and fresh supernatant water. Aquarium is better to have an elongated shape, height 25-30 cm. Leaving the middle of the free edges should plant a small number of plants, and the entire bottom strewn nitelloy. When everything is ready, let the aquarium female with two males, after a few days without posidevshimi females. First time female male drives away from itself, which consequently holds the other end of the aquarium. It can last for hours, and sometimes more, until mature sexual products.
Then, usually in the morning, the males begin to chase the female, drive it into the thick algae, which occurs buttonhole eggs and milt. The eggs are very small, in large numbers scattered in all directions, sticking to the plants and spilling on the bottom. This game is repeated several times. Every time after spawning females and males eagerly eat caviar, but it is so much that, despite this, there is always a few hundred eggs. After a few tags should be removed both male and female, Make them sit in different aquariums to female rested. After 2-3 days from eggs appear tiny fry, which hang on the plants and on the glass. On the second day the fry are already starting to swim in flocks, keeping in places where food and eating it hungrily. It grows very quickly. Sexual maturity is reached in the following year.