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.
Annelids
Arthropods
Chelicerates
Crustaceans
Corals
Corallimorphs
Hydrocorals
Large-polyp stony
Small-polyp stony
Soft corals
Zoanthids
Echinoderms
Sea cucumbers
Starfish
Crinoids
Urchins
Jellyfish
Mollusks
Bivalves
Gastropods
Cephalopods
Sea anemones
Sponges
Tunicates
See also List of marine aquarium fish species List of marine aquarium plant species List of freshwater aquarium invertebrate species List of brackish aquarium invertebrate species Marine aquarium Reef aquarium
References
Alderton, David (2005). Encyclopedia of Aquarium and Pond Fish (Second ed.). DK Publishing, Inc. pp. 286–297. ISBN 9780756636784. Lougher, Tristan (2008) [First Published 2007]. What Invertebrates?: A Buyer's Guide for Marine Aquariums. What Pet? Books Series. Barron's Educational Series, Inc. ISBN 978-0-7641-3741-9. LCCN 2006933016.






