By Tori Robinson and Lizzy LaFave
Occasionally Great Lakes Echo runs video clips of random people answering questions that experts believe environmentally literate citizens should understand.
In the last clip an expert explains the correct answer.
This week’s question is “What is a round goby?”
This week’s expert is Brian Roth a fish ecologist at Michigan State University in East Lansing, Michigan.
The round goby became really invasive and spread throughout the Great Lakes, Roth said.
“But predators are eating them and replacing some of our other nonnative prey species in their diet.”