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Natural History in the National Capital Area


Giant Water Bug

Region 1- National Capital Area of the National Park Service includes a rich cultural and natural history. Parks in urbanized and fast-growing areas of the Mid-Atlantic cover Washington D.C. and parts of Maryland, Virginia, and West Virginia. Many sites include a diverse array of forests, mountains, and estuaries which support high levels of biodiversity in a narrow geographic range.

Parks are located in the Valley and Ridge region and extend east to the Fall Line, which demarcates the Atlantic Coastal Plain. Local rock reflects the tremendous tectonic forces that gave rise to the Appalachian Mountains. Dense, metamorphosed rocks underlie much of the landscape and ancient limestones have eroded into extensive karst formations.

For millions of years, the Potomac River, a prominent waterway, has shaped and reshaped the area. This river and its tributaries feed the larger Chesapeake Bay Watershed and are abundant in aquatic and terrestrial resources which are both ecologically and commercially important to this region.

The distribution and abundance of flora and fauna in the National Capital Area are inextricably connected to the ecological integrity and diversity of its habitats. Its varied physiographic features, geology and resulting soil types, topography, and climate support a range of terrestrial and aquatic environments that provide diverse habitats for wildlife and plants.

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  • Orange and Black Monarch Butterfly
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    Natural History Collections

    Museum collections document the culture and natural history of an area through time.

  • A Boulder Bridge over Rock Creek
    National Capital Area Parks

    There are 86 National Park Service units, including memorials, in Region 1- National Capital Area.

  • A beaver chewing on a stick in a lake
    Biology

    Biological collections include plants, fungi, insects and arachnids, reptiles and amphibians, fish, birds, mammals, and other invertebrates.

  • Gray Shark with two yellow striped fish swimming around it
    Paleontology

    Paleontology specimens are fossils of formerly living plants, animals, or naturally occurring tracks, impressions, and casts.

  • Gold
    Geology

    Geological specimens include rocks, minerals, surface process samples, and soils. These specimens document the presence of geological materi

  • Pink lotus flower with green leaves.
    Image Gallery

    National Capital Area National History - Image Gallery

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Part of a series of articles titled Natural History in the National Capital Area.

National Capital Parks-East

Last updated: May 23, 2023