Columbia Estuary Summer Solstice Blitz- 2017
Lower Columbia Estuary and watersheds
The Lower Columbia Eco-region is defined by the Columbia River Estuary and adjacent watersheds including the Nehalem, Necanicum and Naselle Rivers, that have their origins in the temperate rain forests of the Swalalahos Floristic Provence. The region is biologically diverse and includes many organisms unique to the area.
