### Question
Can you define what nonindigenous species means?


### Answer
**Nonindigenous species** is defined as the following in *33 U.S.C. § 1322*:

> an organism of a species that enters an ecosystem beyond the historic range of the species

#### Citation:
  - *33 U.S.C. § 1322*
  - Heading: **CHAPTER 26-WATER POLLUTION PREVENTION AND CONTROL > SUBCHAPTER III-STANDARDS AND ENFORCEMENT**

