Assertion: silver carp | /r/HasProperty | imported to the united states
Facets:
value: to remove excess or unwanted plankton
type: PURPOSE
Source sentences:
text: Bighead carp and the closely related silver carp (H. molitrix) were imported to the United States to remove excess or undesirable plankton, thus improve water quality in sewage treatment plants and aquaculture facilities.
text: Bighead carp and closely related silver carp (H. maltrix) were imported into the United States to remove excess or unwanted plankton, thus improving water quality at sewage treatment plants and aquaculture facilities.