Seaweed is a general term that describes algae and marine plants that grow along rocky shorelines around the world. There are many types, including red (Rhodophyta), green (Chlorophyta), blue-green, ...

Seaweed is the name given to the many species of marine algae and plants that grow in water bodies such as rivers, seas and oceans. They range in colours from red, green, brown and black and also vary ...