Species Regional Summary
Pseudodiaptomus inopinus
Columbia River ( P260 )

Invasion History Vectors Impacts References

Invasion

Invasion Description

1st Record: River Mile 12-River Mile 23/OR-WA/Columbia River estuary (1990, Cordell et al. 1992)

Geographic Extent

River Mile 12-River Mile 23/OR-WA/Columbia River estuary (Cordell et al. 1992), largely replaced by P. forbesi by 2002 (Cordell in Sytsma et al. 2005); OR/Youngs River Estuary (1991, Cordell and Morrison 1996). Vancouver/WA/Columbia River (not detected in sampling, 2005-2013, Dexter et al. 2013, in tidal freshwater or brackish portions of the estuary), apparently replaced by P. forbesi)

Vectors

Level Vector
Probable Ballast Water

Regional Impacts

Ecological ImpactCompetition
None
 

References

Full Reference List for Pseudodiaptomus inopinus

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