The Friends of Dyke Marsh have received a grant of $3,250 to plant trees in the marsh to replace some of the pumpkin ash trees (Fraxinus profunda) that are dying because of the invasive emerald ash borer (Agrilus planipennis).
On May 17, 2023, the Friends of Dyke Marsh hosted a presentation by Kasha Helget on the value of ticks and mosquitoes, how to identify them, their life cycles and eco-friendly management responses.
On April 14, 2023, Dan Rauch, Fisheries and Wildlife Biologist for the Washington, D.C., government, led a walk, billed as a "riverside chat," in Dyke Marsh for 13 members of the Potomac Conservancy.
Many people delight in the ospreys’ spring return from their southern wintering grounds in Florida, the Caribbean and Central and South America to spots near water in Northern Virginia.
In June 2022, the U.S. Army Corps of Engineers’ (ACE) proposed a “tentatively selected plan” to build a floodwall and levee in the Belle Haven, New Alexandria, Belle View and River Towers areas of Fairfax County near the Dyke Marsh Wildlife Preserve.