and these biologically significant masses were a vital part of the lake's ecosystem, an important food source for numerous birds, other fish and wildlife. Hitch, or chi, were once so plentiful that ...

Removing nutrients from Lake Erie reduces harmful algal blooms and low-oxygen "dead zones," but may also impact food supplies ...

and these biologically significant masses were a vital part of the lake's ecosystem, an important food source for numerous birds, other fish and wildlife. Hitch, or chi, were once so plentiful that ...