28 Jul 2025

Stemming the Spread: Corps of Engineers Buffalo District Works to Control Hydrilla in the Great Lakes Basin

The shimmering waters of the Great Lakes and their connecting channels are iconic, providing recreation, commerce, and vital ecosystems. But beneath the surface, an aggressive invader threatens this beauty: Hydrilla. The U.S. Army Corps of Engineers, Buffalo District, is leading a multi-faceted effort to control this invasive aquatic plant and protect the health of the Great Lakes Basin ecosystem and the communities that depend on it.

25 Jun 2024

USACE to treat Lake Wallula for invasive flowering rush

The U.S. Army Corps of Engineers, Walla Walla District will be performing up to five five-acre treatments in Lake Wallula, part of the McNary Dam reservoir near the Tri-Cities, with the herbicide Diquat Dibromide at an application rate of two gallons per surface acre. This effort is to control the invasive aquatic plant species flowering rush.

8 Sep 2023

Waterfront campsites at Wilson Lake will be closed Sept. 18-22 to allow for invasive species control

All waterfront campsites at Wilson Lake, near Sylvan Grove, Kansas, will be closed the week of Sept. 18-22 because a helicopter will be flying near the shorelines using an herbicide to help control phragmites. Campgrounds affected include Lucas Park, Minooka Park, Otoe State Park and Hell Creek State Park. Campsites that do not border the water are still available for camping.

28 Sep 2021

ERDC biologists’ research noted in professional journal

Studies conducted by research biologists at the U.S. Army Engineer Research and Development Center’s (ERDC) Environmental Laboratory (EL) on the management of the invasive aquatic plant flowering rush (Butomus umbellatus L.) were published in the 2021 Issue 59 of the peer-reviewed Journal of Aquatic Plant Management.

19 Mar 2021

Corps of Engineers partners with states in fight against invasive aquatic plants

Butomus umbellatus may conjure up images of a hippopotamus belly, but in reality, it is flowering rush, an aquatic invasive plant species that poses a grave threat to the Columbia River Basin’s aquatic ecosystems.

30 Oct 2018

Hydrilla Invasive Aquatic Plant Control: Buffalo District Becomes Regional Technical Experts

The U.S. Army Corps of Engineers, Buffalo District has a highly skilled workforce that has been completing hydrilla surveys and herbicidal treatments in multiple locations since 2012 when hydrilla was initially found in the Finger Lakes region and the Erie Canal in Western New York (WNY).

17 Dec 2013

Invasive Species Management Branch ramps up outreach

Invasive Species Management Branch ramps up outreach programs with social media.