Invasion

Invasion Description

1st Records: Naselle River Bridge, Palix River Bridge, Stackpole Slough Round Island/WA/Willapa Bay (2000, Cohen et al. 2001)

Geographic Extent

Naselle River Bridge, Palix River Bridge, Stackpole Slough Round Island/WA/Willapa Bay (2000, Cohen et al. 2001, 0-19 PSU)