JAPANESE CARP / KOI CARP
Cyprinus carpio
 




DISTRIBUTION AND HABITAT
It is found in Central Europe and Asia. Koi carp were developed from common carp in ancient China during the Jin Dynasty and were later transferred to Japan and Korea.

DESCRIPTION

Usually grows up to 30-60 cm in length and 0.5-4 kg in weight. Males have longer ventral fin than females. Adults mouth are placed terminal, the young have sub-terminal mouth. Koi carp breeds vary greatly in colorationand scales configuration.

REPRODUCTION

Spawn in spring and summer, laying sticky eggs in shallow vegetation. A female can produces about 300,000 eggs. The sticky eggs are attached to water plants or other submerged objects. It breeds at a temperature range of 25° C to 32°C; eggs hatch in 3 days. Young are 5-5.5 mm in length on first day. Males are sexually mature at 3-5 years, and female at 4-5 years.





DIET

Common carp are omnivorous. They can eat crustaceans, insects, worms, water plants, algae and seeds.

SOCIAL BEHAVIOR

Usually it lives in small swarms, but the large individuals may live solitary.

LONGEVITY
They can live between 17-20 years.