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


### Answer
**Nonindigenous species** is defined as the following in *16 U.S.C. § 941b*:

> a species of plant or animal that did not occur in the Great Lake [1](#941b_1_target) Basin before European colonization of North America

#### Citation:
  - *16 U.S.C. § 941b*
  - Heading: **CHAPTER 15B-GREAT LAKES FISH AND WILDLIFE RESTORATION**

