They are in the class of Anthoza.
Sea anemones are cnidarians (phylum). Class anthozoa.
sea animals
They belong to the class Anthozoa.
Cnidaria
Atlantic Snakelocks Anemone (Anemonia viridis), and Hormathid sea anemones (ex. Stylobates aenus) are just two of many. The sea anemones share a class, Anthozoa, with the corals. There are roughly 6,500 estimated species in the Anthozoa class.
Hydrozoans, sea anemones, & corals
are sea anemones decomposers
sea anemones do not have shells !
Sea anemones are not plants.
Sea anemones are consumers yes.
any color at all
Sea anemones aren't plants; they are marine animals (phylum Coelenterata, class Anthozoa).