Linda Merchant-Masonbrink of the Ohio EPA uses a net to collect the microscopic plants termed phytoplankton and microscopic animal life called zooplankton from the Grand Lake's water.

The water in Grand Lake was tested Thursday as part of a first-ever Survey of the Nation's Lakes. The 13,500-acre lake is among 19 in Ohio and 909 across the United States randomly selected for the testing. Ohio EPA official . . .