out native plants. Beyond this, they create a habitat for mosquitos, which then create a public health hazard. The Tapteal Greenway and City of Richland removed 16 tons of garbage from the Chamna Natural Preserve.

The construction of the causeway connecting Bateman Island to the shore around 1940 dammed water that previously flowed between the island and the shore, causing temperatures to sharply increase in the water to the west of the island. This water temperature provides an ideal habitat for exotic species to feed on juvenile salmon