How an Invasive Species can Effect the Ecosystem of the Great Lakes

You are a charter boat captain from Saginaw Bay, Michigan.  Your clients enjoy catching numerous Walleye when you take them fishing, however lately your clients haven't been able to catch many Walleye (or any fish for that matter).  Word is spreading that the fishing is not so good in Saginaw Bay and business is dropping.  Desperate to learn why, you begin researching possible causes.  Proceed to the "Task" button to the left to begin your research.