Dreissena polymorpha
Dreissena polymorpha
(zebra mussel)

Impact ID2699
Impact TypeWater Quality
Study TypeObservational
Study LocationField
Impact DescriptionThe non-native zebra mussel infestation completely changed the water quality of the Oswego River. Prior to the mussel's arrival the river was turbid and phytoplankton-rich. After the arrival, both turbidity decreased and phytoplankton concentrations were reduced.
Great Lakes RegionYes
LocationOswego River, New York

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Citation information: U.S. Geological Survey. [2024]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [7/12/2024].

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