Specimen Information

Dreissena polymorpha
Dreissena polymorpha
(zebra mussel)
Mollusks-Bivalves
Exotic

Specimen ID117124
GroupMollusks-Bivalves
GenusDreissena
Speciespolymorpha
Common Namezebra mussel
StatePA
CountyAllegheny
LocalityOhio River (R.M. 6.2) at Emsworth Lock and Dam in Emsworth (just a few miles west of Pittsburgh, PA)
Mapping AccuracyAccurate
HUC8 NameUpper Ohio
HUC8 Number05030101
HUC10 NameMontour Run-Ohio River
HUC10 Number0503010103
HUC12 NameKilbuck Run-Ohio River
HUC12 Number050301010303
Map
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Collection Day7
Collection Month11
Collection Year1994
Year AccuracyActual
Potential Pathwayhitch hiker on small watercraft
Statusestablished
Record TypePersonal communication
VerifierLinda Stafford, biologist, USACOE, Pittsburgh, PA
Freshwater/MarineFreshwater
Number Collected13
Year Classadult
Size8 - 17 mm


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The data represented on this site vary in accuracy, scale, completeness, extent of coverage and origin. It is the user's responsibility to use these data consistent with their intended purpose and within stated limitations. We highly recommend reviewing metadata files prior to interpreting these data.

Citation information: U.S. Geological Survey. [2022]. Nonindigenous Aquatic Species Database. Gainesville, Florida. Accessed [9/25/2022].

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