Magnification of photos: 40×, 100×, 400×, 400×, 100×
Habitat: as macroscopic, floating colonies in a small artificial fishpond. Associated plants: Arthraxon hispidum.
Using stage micrometer for calibration, vegetative cells estimated to be about 4-6 µm wide, and akinetes about 48-57 µm long, and 8 µm wide.