- Kingdom: Plantae
- Phylum: Chlorophyta
- Class: Ulvophyceae
- Order: Cladophorales
- Family: Cladophoraceae
- Scientific name: Chaetomorpha aerea
- Norwegian: fjærepyttsnøre
Characteristics:
The color is bright, vivid green, the stipe is unbranched, 0.4 mm thick and 10-20 cm long. In contrast to the similar C. linum, it is attached to the bottom. It lives only for one year and is usually seen during summer.
Habitat:
It is usually found in the tidal zone and ponds where there is sufficient water exchange.
Distribution:
It is widespread in the Atlantic Ocean.