### Question
How does the law define nonindigenous species?


### Answer
Under *16 U.S.C. § 941b*, **nonindigenous species** is defined as:

> a species of plant, animal, or other organism that did not occur in the Great Lakes Basin before European colonization of North America

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

