Scientific Name: Pithophora spp.
- Course algae with branching filaments that appears like cotton when the water is squeezed out.
- When water squeezed out and pulled apart, it is evident that filaments are branching and tightly woven together like a web; branching also appears like “split ends” at the end of the filaments.
- Swollen reproductive cells called akinetes may also be visible when pulled apart.
- Forms thick floating mats or sheets that are usually yellowish to dull green.