Carp. Types of carp. Record-breaking carp.
Class: ray-finned fish
Dorsal fin long, pharyngeal teeth single-row. The body high with the thick back, moderately compressed from sides. Scales large and smooth to the touch. Coloration varies depending on habitat. Golden carp can reach a body length of over 50 cm and weigh more than 3 kg, silver carp — length 40 cm and mass 2 kg. of puberty carp reaches on 3-4-th year. Spawn in spring, the eggs (up to 300 thousand) is deposited on vegetation. In places with harsh climates carp hibernate in winter, can withstand complete freezing of the pond to the bottom. Carp feed on vegetation, small invertebrates, zooplankton, zoobenthos and detritus. Live exclusively in marshy and low-lying lakes and rivers, mountain lakes and in the mountains carp is quite rare. Carp is a very hardy fish, so small crucian is often used when fishing for pike as live bait. Carp — fishing fish and an object of the ponds.
The genus includes the species:
1. Ordinary, or Golden carp (Carassius carassius). Distributed from Central Europe to the Lena basin.
2. Serebryanyye (Carassius gibelio). Originally inhabited the basin of the Pacific ocean, in the rivers of Siberia and in the downstream areas of the Aral sea, however, was iskusstvenno settled in many waters of Europe and Siberia.
3. Goldfish (Carassius auratus) carp are artificially bred in China from a Golden carp. At present there are many breeds: telescope, shubunkin, comet, livingonlove and others. The ordinary goldfish has retained the greatest resemblance with its ancestor, the carp.
Externally, gold and silver carp are similar. In some reservoirs jointly inhabited by both species. Thus there is a gradual replacement of the gold silver crucian carp. Occasionally there are the hybrid of the silver and gold carp.
Distinguishing features of the species:
– scales of Golden carp always has a yellow tint, from copper-red to bronze or Golden, silver carp often has silvery-grey or greenish-grey, though there are instances and yellow;
– the Golden carp 33 or more scales in the lateral line. The scales of silver carp larger, lateral line scales less than 31;
– the side head of the Golden carp always has a rounded look, while the silver carp it is often pointed;
– fry Golden carp has a dark spot on the body before the tail fin. With age, this stain disappears. The silver carp this spot is always absent.
The Golden carp, or common carp (lat. Carassius carassius) is a fish of the carp family.