Fish: Grass Carp (Ctenopharyngodon idella) | fish | fishing | angler fish | goldfish |
Ctenopharyngodon idella (Grass carp)
Geographical Distribution:
It is native of south, central and northern China and
Russia, transplanted in Europe south Asia, south east Asia and Africa.
Fish: Grass Carp (Ctenopharyngodon idella) | fish | fishing | angler fish | goldfish | |
Morphological Characters:
This fish has
elongated and moderately compressed body, broad head with short and rounded
snout. Upper jaw is slightly longer than the lower. Barbels are absent. There
are two rows of compressed, comb-like teeth in throat. Scales on the body are
of moderate size. The fish is dark grey above and silvery on the belly.
Feeding:
It is a herbivorous
and highly voracious fish. The adults have distinct preference for vegetable
food such as leaves of tree, green fodder, weeds and other aquatic plants.
Breeding:
Its spawning period
extends from April to late July. In captivity, it can not be bred except
through induced spawning. Pairing occur during the period of spawning. There is
external fertilization and without parental care. The breeding temperature is
20-26 oC. Fecundity rate is about 100,000 eggs per kg body weight. Eggs are
hatched within 12-18 hours.
Prospects in Aquaculture:
Due to high price in the market, it is commonly cultured in
the province of Punjab along with other species under prevailing polyculture
system.
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