Species Regional Summary
Grandidierella japonica
Columbia River ( P260 )

Invasion

Invasion Description

1st Record: OR-WA/Columbia River Estuary (Emap Survey, 1999, Sytsma et al. 2004)

Geographic Extent

OR-WA/Columbia River Estuary (Sytsma et al. 2004); WA/Baker Bay, Ilwaco Harbor tideflat (7/9/2002, 46.3025, -124.0366,Sytsma et al. 2004); WA/Mid-Lewis and Clark River (10/2/2002, 46.1352, -123.8722, Sytsma et al. 2004);