Invasion

Invasion Description

1st Record: Vancouver area/British Columbia/Fraser River Estuary (1975, Levings and Coustalin 1975, cited by Levings and Rafi 1979)

Geographic Extent

Kitimat/British Columbia/Kitimat estuary (Levings 1976, cited by Levings and Rafi 1978, 54°00?N 128°42?W); Port Alberni, Vancouver Island//British Columbia/Alberni Inlet (2007, Mach et al. 2017); Sqaumish/British Columbia/Squamish River-Howe Sound (Levings and McDaniel 1976, cited by Levings and Rafi 1978); Vancouver area/British Columbia/Fraser River Estuary (1978, Levings and Rafi 1978)); Seattle/WA/Elliott Bay Turning Basin (Puget Sound) (2000, Cohen et al. 2001)