Comet (Carassius aurastus comet) – fish from the family of carp, small size and bright color makes it a welcome guest collections of lovers of the underwater world. It is believed that the comet is unpretentious in content, so that it deservedly won great popularity among aquarists around the world.
Photo: Comet Goldfish
The body of the cometry fish is long, elongated, attracts glances and forked tail fin in the form of a ribbon, its length is approximately three quarters of the body size. Externally, comets are very similar to veils, the swollen body is considered to be a marriage of experiments. The dorsal fin is well developed, other fins are also elongated.
The color varies, the most valuable specimens are fish, in which the coloring of the fins is contrasted to the body.
These fish are distinguished by their peace-loving disposition, so it’s better to pick non-conflicting individuals in the neighbors. The aquarium should be spacious: you can keep one, maximum two fish in a ten-liter tank.
Equip the tank with an aerator and filter; you can keep comets in the garden pond. Pebbles or coarse sand are chosen as soil, because fish adore to dig in it, plants are preferable to large-leaved, with a good root system.
photo: Goldfish comet grows up to 18 cm.
The ideal temperature for fish is 18-23 degrees, they are not too sensitive to other water parameters. pH – 6-8, hardness – from 8 to 23. Comet’s slightly salty water is also well tolerated, they can eat vegetable and live food, but do not need to overfeed them. Spawning – 20-30 liters, with sandy soil and plants.
For spawning, one female and a pair of males are deposited. Gradually increase the temperature, stimulating the process of spawning. The female spawns thousands of eggs, after which the males fertilize them.
After spawning, the producers are necessarily rejected, since they can eat the offspring. The incubation period is up to 3 days.
Fry are fed by nauplii, rotifers, ciliates.