High Quality Content by WIKIPEDIA articles! Ammocrypta pellucida, also known as the eastern sand darter, is a species of the Percidae family. The eastern sand darter is a relatively small, perch-like fish that has recently been listed as globally threatened in the areas in occupies throughout Canada and the eastern United States. It is most plentiful in the Mississippi and Ohio rivers, as well as Lakes Champlain, Erie, Huron, Michigan, and Ontario. It prefers sandy bottomed streams and sandy shoals in the lakes. The Eastern sand darter feeds on larvae of black flies and other small insects that live in the water. They also feed on zooplankton in small portions due to their small mouth size limiting their gape ability. Their average body size is around 1.5-2 inches long and it prefers to breed in the spring and summer months in sandy bottomed waters. Along with pollution from humans, the main biological factor that is deterring the population growth of this fish can be contributed to...

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