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Asian carp is an informal grouping of several species of cyprinid freshwater fishes native to Eurasia, commonly referring to the four East Asian species silver carp, bighead carp, grass carp (a.k.a. white amur) and black carp (a.k.a. black amur), [note 1] which were introduced to North America during the 1970s and now regarded as invasive in the United States.
The four dominant fish species known in the United States as Asian carp are introduced invasive species.They all cause harm within their new environments. Specifically, the four most well-known species of invasive Asian carp are black carp (Mylopharyngodon piceus), grass carp (Ctenopharyngodon idella), silver carp (Hypophthalmichthys molitrix), and bighead carp (Hypophthalmichthys nobilis).
Carp have long been an important food fish to humans. Several species such as the various goldfish (Carassius auratus) breeds and the domesticated common carp variety known as koi (Cyprinus rubrofuscus var. "koi") have been popular ornamental fishes. As a result, carp have been introduced to various locations, though with mixed results.
In an effort to get more people eating Asian carp and help reduce the population, the invasive fish has a new name: Copi.
The grass carp (Ctenopharyngodon idella) is a species of large herbivorous freshwater fish in the family Cyprinidae, native to the Pacific Far East, with a native range stretching from northern Vietnam to the Amur River on the Sino-Russian border. [2] This Asian carp is the only species of the genus Ctenopharyngodon.
Black carp, together with bighead carp, silver carp, and grass carp, make up the culturally important "four famous domestic fishes" used in polyculture in China for over a thousand years. It has also been introduced in the United States as one of the invasive " Asian carps ", though it is not as widely distributed worldwide as the other three.
Global aquaculture production of Silver carp (Hypophthalmichthys molitrix) in million tonnes from 1950 to 2022, as reported by the FAO [2]The silver carp or silverfin (Hypophthalmichthys molitrix) is a species of freshwater cyprinid fish, a variety of Asian carp native to China and eastern Siberia, from the Amur River drainage in the north to the Xi Jiang River drainage in the south. [3]
Cyprinus rubrofuscus, the Amur carp, is a species of cyprinid fish, and is the wild form of the well-known koi. It is widespread in the fresh waters of eastern Asia , native to China , Korea , Russia , Vietnam and Laos from the Amur to Red River basins , and has also been introduced outside its native range. [ 1 ]