| Order: | Synechococcales |
| Family: | Synechococcaceae |
| Ecology: | Lake Whatcom, IWS water quality sampling site, Whatcom County, WA; Common |
| Order: | Synechococcales |
| Family: | Synechococcaceae |
| Ecology: | Lake Whatcom, IWS water quality sampling site, Whatcom County, WA; Common |
| Order: | Synechococcales |
| Family: | Synechococcaceae |
| Ecology: | Lake Samish, IWS water quality sampling site, Whatcom County |
| Order: | Synechococcales |
| Family: | Synechococcaceae |
| Ecology: | Lake Samish, IWS water quality sampling site, Whatcom County |
| Order: | Synechococcales |
| Family: | Synechococcaceae |
| Ecology: | Lake Samish, IWS water quality sampling site, Whatcom County |
| Order: | Synechococcales |
| Family: | Synechococcaceae |
| Ecology: | Small ponds (tarns) on trail to Dock Butte, North Cascades along Hwy 20 |
| Order: | Synechococcales |
| Family: | Synechococcaceae |
| Ecology: | Small ponds (tarns) on trail to Dock Butte, North Cascades along Hwy 20 |