List of marine aquarium invertebrate species


This is a list of various species of marine invertebrates, animals without a backbone, that are commonly found in aquariums kept by hobby aquarists. Some species are intentionally collected for their desirable aesthetic characteristics. Others are kept to serve a functional role such as consuming algae in the aquarium. Some species are present only incidentally or are pest species.

[Annelid]s

[Arthropod]s

[Chelicerata]s

[Crustacean]s

[Coral]s

Corallimorphs

Hydrocorals

Large-polyp stony

Small-polyp stony

Soft corals

Zoanthids">Zoantharia">Zoanthids

[Echinoderm]s

[Sea cucumber]s

[Starfish]

[Crinoid]s

Urchin">Sea urchin">Urchins

[Jellyfish]

[Mollusk]s

[Bivalve]s

[Gastropod]s

[Cephalopod]s

[Sea anemone]s

[Sponge]s

[Tunicates]