Dolichospermum
Middle Fork Willamette Side Pond, Oregon, 2017
Gloeotrichia
Blue River Reservoir Near East End, Oregon
Nostoc
Ceratium
Asterionella
Blue River, Oregon
Gomphonema
Blue River Reservoir Near Saddle Dam, Oregon
Ulothrix
Draparnaldia
South Fork McKenzie River Below Cougar Reservoir, Oregon
Eudorina
Fragilaria
Synedra
Blue River Below Blue River Reservoir, Oregon
Volvox
Keizer Slough, Oregon
Cymbella
Middle Fork Willamette River, Oregon
Dinobryon
Cougar Reservoir Near Dam, Oregon
Closterium
Melosira
McKenzie River At Hayden Bridge, Oregon