As seen in Pizzatron 3000
||Cyanobacteria (bluegreen algae)
Seaweed is a type of algae in Club Penguin. It could be seen in various places around the island, and was also used as food.
- Seaweed is one of the most common flora on Club Penguin Island.
- As seen in Soda Seas, Cream Soda contamination made seaweed wilt. However, the more barrels were returned to the net, the more the seaweed returned to normal.