Potamopyrgus antipodarum
Potamopyrgus antipodarum
(New Zealand mudsnail)

Impact ID3708
Impact TypeFood Web
Study TypeObservational
Study LocationField
Impact DescriptionPotamopyrgus antipodarum was found in densities of 200,000 per m2 in the Colorado River, storing most of the Mercury (Hg) accumulations. In areas with no or fewer mudsnails, Hg flowed to fish populations.
Great Lakes RegionNo
LocationColorado River, Arizona, USA

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Citation information: U.S. Geological Survey. [2021]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [10/17/2021].

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