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Pond at Cornjum, Netherlands A man made pond at sunset in Montgomery County, Ohio. Stereoscopic image of a pond in Central City Park, Macon, GA, c. 1877. A pond is a small, still, land-based body of water formed by pooling inside a depression, either naturally or artificially.
Usually, the pond will be filled by a combination of tap water, rainwater, and surface runoff – and lost to evaporation. In soils that lack natural clay, additional water loss to drainage and permeation is prevented by a liner. Pond liners are PVC or EPDM foils that are placed between the soil of the pond bed and the water. Liners can also be ...
Callitriche stagnalis is a perennial aquatic vascular plant species. [1] Also known as pond water-starwort, C. stagnalis, may thrive in a variety of aquatic and subaquatic habitats, specially those exhibiting slowly moving to non-moving water. [1]
Ponds provide a useful resource for larger mammals, birds and plants. If unaffected by human activity, ponds are often surrounded by trees as the local water table is typically raised because of the pond water. These trees in turn provide nesting and feeding opportunities for many bird species.
There are three basic types of freshwater ecosystems: Lentic (slow moving water, including pools, ponds, and lakes), lotic (faster moving water, for example streams and rivers) and wetlands (areas where the soil is saturated or inundated for at least part of the time). Limnology (and its branch freshwater biology) is a study about freshwater ...
Recently completed infiltration basin for stormwater collection. An infiltration basin (or recharge basin) is a form of engineered sump [1] or percolation pond [2] that is used to manage stormwater runoff, prevent flooding and downstream erosion, and improve water quality in an adjacent river, stream, lake or bay.
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