Geography Alive! Textbook pages 65-77.
Bower, B., & Hart, D. (2011). Geography alive!: Regions and People. Rancho Cordova, CA: Teachers' Curriculum Institute.
Schouten, L. (2016, April 27). Goldfish or Asian carp? Why it matters in the Great Lakes. Christian Science Monitor. Retrieved from https://link.gale.com/apps/doc/A450784229/MSIC?u=ecrl_main&sid=MSIC&xid=7df2729b
Verburg, S. (2016, May 22). Lakes to see new line of defense: State will require ships to treat ballast water in effort to curb invaders. Wisconsin State Journal Retrieved from https://search.proquest.com/docview/1790564743?accountid=891
KARE Staff. (2017). Lake Minnetonka zebra mussel project continues [Video]. Retrieved from https://www.kare11.com/article/life/outdoors/lake-minnetonka-zebra-mussel-project-continues/455996426
They're here! . (2013, Jan 01).[Video] New York: BBC Studios Americas, Inc., Columbia Broadcasting System. Retrieved from https://search.proquest.com/docview/1822449132?accountid=891
Aquatic Invasive Species. (2019). Retrieved 28 October 2019, from https://www.dnr.state.mn.us/invasives/ais/index.html
Invasive Carp. (2019). Retrieved 28 October 2019, from https://www.dnr.state.mn.us/invasive-carp/index.html