CHICAGO (AP) — The variety of fish swimming in Chicago’s rivers have increased in recent decades, which authorities attribute to a decline in pollution, according to a sampling study released Monday by the Metropolitan Water Reclamation District.
The report claims there are nearly 60 different types of fish swimming in the Chicago and Calumet rivers.
Great Lakes Now
https://www.greatlakesnow.org/2020/08/ap-fish-types-chicago-waters-increases/