Barth Pond Dredge barge

The dredging barge being lowered into Barth Pond in Downers Grove by a 1.5 tonne crane

[@TheBrushcutter]

I am absolutely certain that crane is rated for far more than 1.5 tons. I'm equally certain the barge weighs far more than 1.5 tons.

[@rsilva708]

How will Dredging affect the fish population in the pond?