Friends of Dyke Marsh is a volunteer group dedicated to preserving, restoring and enhancing Dyke Marsh, a freshwater tidal marsh in Fairfax County on the Potomac River just south of Alexandria, Virginia. The Dyke Marsh Wildlife Preserve is administered by the National Park Service.

What Is Dyke Marsh?

The Dyke Marsh Wildlife Preserve is a freshwater, tidal marsh on the Virginia side of the Potomac River in Fairfax County. It is a unit of the George Washington Memorial Parkway, U.S. National Park Service. For more information, visit the NPS website at www.nps.gov/gwmp.

Raptors Wow the Crowd

The birds were the stars on September 14, 2024, when around 450 people filled Fort Hunt Parkโ€™s Pavilion A to learn about six species of raptors.

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Caring for Creation Motivates Group to Support Dyke Marsh

From the tiny blue-fronted dancer damselfly (Argia apicalis) perched on a twig to a fledged, first-year bald eagle (Haliaeetus leucocephalus) returning to its parent-less Haul Road nest, 25 people from Good Shepherd Catholic Churchโ€™s Care for Creation group enjoyed many of natureโ€™s delights on a June 15, 2024, walk led by three FODMers and National Park Service ranger, Daniel Brier.

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Annual Water Quality Monitoring

On April 11 and May 15, 2024, FODM volunteers collected sediment samples from the bed of the unnamed stream that flows through Mount Vernon Park, Westgrove Dog Park, River Towers Condominium properties and into Dyke Marsh. FODM started monitoring this stream in 2016 in partnership with the Northern Virginia Soil and Water Conservation District (NVSWCD).

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Tantalizing Turtles Tutorial

Turtles are slow, unseen by people most of the year and often trivialized in cartoons, but โ€œturtles provoke a sense of wonder and amazement,โ€ said Dr. Matt Close who gave a Zoom presentation to 67 enthusiasts on May 15, 2024.

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