Asian carp

Asian carp,

term for several large, hardy freshwater fish of the family Cyprinidae (the minnowminnow,
common name for the Cyprinidae, a large family of freshwater fish which includes the carp (Cyprinus carpio), and of which there are some 2,400 species. Minnows have soft-rayed fins and teeth in the throat only.
..... Click the link for more information. family) that are native to E Asia and have become invasive species in the United States. The fish, which can grow to more than 4 ft (1.2 m) and weigh more than 50 lb (23 kg), were introduced variously in the 1960s, 70s, and 80s to control algae and other vegetation in fish farms. Due to escape or release, the grass carp (Ctenopharyngodon idella), bighead carp (Hypophthalmichthys nobilis), silver carp (H. molitrix), and black carp (Mylopharyngodon piceus) have spread to numerous waterways in the Mississippi River basin. Their large size, rapid reproduction rate, and voracious appetites have led to the reduction of native fish stocks, and they have damaged habitats as well. Asian carp pose a significant risk to the ecosystem and fishing industry of the Great Lakes, and since 2002 the Army Corps of Engineers, the Environmental Protection Agency, the U.S. Fish and Wilflife Service, and other agencies have with limited success sought to prevent the carp from entering Lake Michigan from the Illinois River. Measures used have included the construction of electric barriers on the Chicago Sanitary and Ship Canal, poisoning, and encouraging the catching and eating of the fish. See also carpcarp,
hardy freshwater fish, Cyprinus carpio, the largest member of the minnow family; it is also known as the common carp. A native of Black, Caspian, and Aral sea basins of Eurasia, the carp has been introduced widely elsewhere in the world and has become so well
..... Click the link for more information. . Asian carp are classified in the phylum ChordataChordata
, phylum of animals having a notochord, or dorsal stiffening rod, as the chief internal skeletal support at some stage of their development. Most chordates are vertebrates (animals with backbones), but the phylum also includes some small marine invertebrate animals.
..... Click the link for more information. , class Actinopterygii, order Cypriniformes, family Cyprinidae.

单词	asian carp
释义	Asian carp Asian carp n. Any of several large, prolific cyprinid fish native to Asia that have spread from fish farms into the Mississippi River basin. Asian carp Asian carp, term for several large, hardy freshwater fish of the family Cyprinidae (the minnowminnow, common name for the Cyprinidae, a large family of freshwater fish which includes the carp (Cyprinus carpio), and of which there are some 2,400 species. Minnows have soft-rayed fins and teeth in the throat only. ..... Click the link for more information. family) that are native to E Asia and have become invasive species in the United States. The fish, which can grow to more than 4 ft (1.2 m) and weigh more than 50 lb (23 kg), were introduced variously in the 1960s, 70s, and 80s to control algae and other vegetation in fish farms. Due to escape or release, the grass carp (Ctenopharyngodon idella), bighead carp (Hypophthalmichthys nobilis), silver carp (H. molitrix), and black carp (Mylopharyngodon piceus) have spread to numerous waterways in the Mississippi River basin. Their large size, rapid reproduction rate, and voracious appetites have led to the reduction of native fish stocks, and they have damaged habitats as well. Asian carp pose a significant risk to the ecosystem and fishing industry of the Great Lakes, and since 2002 the Army Corps of Engineers, the Environmental Protection Agency, the U.S. Fish and Wilflife Service, and other agencies have with limited success sought to prevent the carp from entering Lake Michigan from the Illinois River. Measures used have included the construction of electric barriers on the Chicago Sanitary and Ship Canal, poisoning, and encouraging the catching and eating of the fish. See also carpcarp, hardy freshwater fish, Cyprinus carpio, the largest member of the minnow family; it is also known as the common carp. A native of Black, Caspian, and Aral sea basins of Eurasia, the carp has been introduced widely elsewhere in the world and has become so well ..... Click the link for more information. . Asian carp are classified in the phylum ChordataChordata , phylum of animals having a notochord, or dorsal stiffening rod, as the chief internal skeletal support at some stage of their development. Most chordates are vertebrates (animals with backbones), but the phylum also includes some small marine invertebrate animals. ..... Click the link for more information. , class Actinopterygii, order Cypriniformes, family Cyprinidae.
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