Invertebrates
Invertebrates are a diverse group of animals without backbones that play various roles in a reef aquarium. They include cleaners like shrimps and crabs, sand sifters like sea cucumbers, and fascinating creatures like cephalopods and anemones. Many invertebrates form symbiotic relationships with other tank inhabitants, such as clownfish with anemones. They can help maintain tank cleanliness by consuming detritus, algae, and uneaten food. However, some may require specialized care, diets, or tank conditions. For example, cephalopods often need large tanks with secure lids due to their intelligence and escape tendencies, while tridacna clams require intense lighting to support their symbiotic zooxanthellae. It's important to research each species' needs and compatibility with tank mates before adding them to your aquarium.
- Common name: Boring SpongeScientific name: Aaptos suberitoides
- Common name: algae octopusScientific name: Abdopus aculeatus
- Common name: Crown Of Thorns Sea StarScientific name: Acanthaster planci
- Common name: Orange lumpy spongeScientific name: Acanthella acuta
- Common name: Sponge CoralScientific name: Acanthella cavernosa
- Common name: Sponge NudibranchScientific name: Acanthella klethra
- Common name: Vaillant's chitonScientific name: Acanthopleura vaillantii
- Common name: Orangutang crabScientific name: Achaeus japonicus
- Common name: Beadlet anemoneScientific name: Actinia equina
- Common name: Strawberry anemoneScientific name: Actinia fragacea
- Common name: Waratah anemoneScientific name: Actinia tenebrosa
- Common name: tree anemoneScientific name: Actinodendron arboreum
- Common name: Branching anemoneScientific name: Actinodendron glomeratum
- Common name: Branching anemoneScientific name: Actinodendron plumosum
- Common name: Bannwarth's Sea CucumberScientific name: Actinopyga bannwarthi
- Common name: Spiny Sea CucumberScientific name: Actinopyga crassa
- Common name: BrownfishScientific name: Actinopyga echinites
- Common name: stone fish (holothurian)Scientific name: Actinopyga lecanora
- Common name: Surf redfishScientific name: Actinopyga mauritiana
- Common name: Plump sea cucumberScientific name: Actinopyga obesa
- Common name: Branching Hammer CoralScientific name: Adreus fascicularis
- Common name: A nudibranchScientific name: Aegires minor
- Common name: Green and black gill guard slugScientific name: Aegires serenae
- Common name: orange elephant ear spongeScientific name: Agelas clathrodes
- Common name: Brown Tube SpongeScientific name: Agelas conifera
- Common name: Rough Tube SpongeScientific name: Agelas dispar
- Common name: Fan SpongeScientific name: Agelas flabelliformis
- Common name: Slimy Branching SpongeScientific name: Agelas gracilis
- Common name: Mauritian SpongeScientific name: Agelas mauritiana
- Common name: Gold SpongeScientific name: Agelas oroides
- Common name: Elephant Ear SpongeScientific name: Agelas schmidtii
- Common name: Branching tube spongeScientific name: Aiolochroia crassa
- Common name: Trumpet anemoneScientific name: Aiptasia mutabilis
- Common name: pale anemoneScientific name: Aiptasia pallida
- Common name: Aldisa barlettaiScientific name: Aldisa barlettai
- Common name: Clam WormScientific name: Alitta virens
- Common name: Elegant squat lobsterScientific name: Allogalathea elegans
- Common name: brown snapping shrimpScientific name: Alpheus armatus
- Common name: Beautiful goby shrimpScientific name: Alpheus bellulus
- Common name: red snapping shrimpScientific name: Alpheus bisincisus
- Common name: Djeddah snapping shrimpScientific name: Alpheus djeddensis
- Common name: Immaculate Pistol ShrimpScientific name: Alpheus immaculatus
- Common name: fine-striped snapping shrimpScientific name: Alpheus ochrostriatus
- Common name: Pacific Pistol ShrimpScientific name: Alpheus pacificus
- Common name: Randall's Pistol ShrimpScientific name: Alpheus randalli
- Common name: Red-spotted Pistol ShrimpScientific name: Alpheus rubromaculatus
- Common name: Twin Snapping ShrimpScientific name: Alpheus soror
- Common name: carrot-spongeScientific name: Amphilectus fucorum
- Common name: erect rope spongeScientific name: Amphimedon compressa
- Common name: Veined octopusScientific name: Amphioctopus marginatus
- Common name: brittlestarScientific name: Amphiura filiformis
- Common name: Holthuis' ShrimpScientific name: Ancylomenes holthuisi
- Common name: Sarasvati Anemone ShrimpScientific name: Ancylomenes sarasvati
- Common name: Manjano AnemoneScientific name: Anemonia manjano
- Common name: Snakelocks anemoneScientific name: Anemonia viridis
- Common name: Feather starScientific name: Antedon mediterranea
- Common name: giant green anemoneScientific name: Anthopleura xanthogrammica
- Common name: Aperiovula juanjosensiiScientific name: Aperiovula juanjosensii
- Common name: Crater Sea SquirtScientific name: Aplidium crateriferum
- Common name: Tabasco TunicateScientific name: Aplidium tabascum
- Common name: California seahareScientific name: Aplysia californica
- Common name: depilatory sea hareScientific name: Aplysia depilans
- Common name: mottled sea hareScientific name: Aplysia fasciata
- Common name: spotted sea hareScientific name: Aplysia punctata
- Common name: Yellow tube spongeScientific name: Aplysina aerophoba
- Common name: Stove Pipe SpongeScientific name: Aplysina archeri
- Common name: row pore rope spongeScientific name: Aplysina cauliformis
- Common name: Vase SpongeScientific name: Aplysina cavernicola
- Common name: Yellow tube spongeScientific name: Aplysina fistularis
- Common name: Stove Pipe SpongeScientific name: Aplysina lacunosa
- Common name: California Sea CucumberScientific name: Apostichopus californicus
- Common name: Warty sea cucumberScientific name: Apostichopus parvimensis
- Common name: Burton's StarfishScientific name: Aquilonastra burtoni
- Common name: Sand Sifting StarfishScientific name: Archaster angulatus
- Common name: Indo-Pacific Beach StarScientific name: Archaster typicus
- Common name: Regal Slipper lobsterScientific name: Arctides regalis
- Common name: Ardeadoris egrettaScientific name: Ardeadoris egretta
- Common name: Canary DamselScientific name: Arthuria canariensis
- Common name: dirty sea-squirtScientific name: Ascidiella aspersa
- Common name: Japanese common starfishScientific name: Asterias amurensis
- Common name: Northern Sea StarScientific name: Asterias rubens
- Common name: Asterina StarfishScientific name: Asterina anomala
- Common name: NudibranchScientific name: Asteronotus cespitosus
- Common name: sheriff-badge sea starScientific name: Asteropsis carinifera
- Common name: Fire UrchinScientific name: Asthenosoma ijimai
- Common name: variable fire urchinScientific name: Asthenosoma varium
- Common name: Anderson's Sand StarScientific name: Astropecten andersoni
- Common name: Royal StarfishScientific name: Astropecten aranciacus
- Common name: Bispinosus Sand StarScientific name: Astropecten bispinosus
- Common name: Sand Sifting StarfishScientific name: Astropecten jonstoni
- Common name: comb starScientific name: Astropecten polyacanthus
- Common name: Giant Basket StarScientific name: Astrophyton muricatum
- Common name: Pale spine fire urchinScientific name: Astropyga magnifica
- Common name: Blue-spotted urchinScientific name: Astropyga radiata
- Common name: flag pen shellScientific name: Atrina vexillum
- Common name: Robust sea squirtScientific name: Atriolum robustum
- Common name: moon jellyScientific name: Aurelia aurita
- Common name: New zealand sea cucumberScientific name: Australostichopus mollis
- Common name: Aru SpongeScientific name: Axinella aruensis
- Common name: Axinella cannabinaScientific name: Axinella cannabina
- Common name: yellow spongeScientific name: Axinella damicornis
- Common name: branching spongeScientific name: Axinella dissimilis
- Common name: Yellow SpongeScientific name: Axinella flustra
- Common name: Axinella PolypoidesScientific name: Axinella polypoides
- Common name: Rough SpongeScientific name: Axinella verrucosa
- Common name: Axinyssa ambrosiaScientific name: Axinyssa ambrosia
- Common name: corkscrew anemoneScientific name: Bartholomea annulata
- Common name: Curlycue AnemoneScientific name: Bartholomea lucida
- Common name: Berghia NudibranchScientific name: Berghia stephanieae
- Common name: Marten's BerthellaScientific name: Berthella martensi
- Common name: Social feather dusterScientific name: Bispira brunnea
- Common name: Banded FanwormScientific name: Bispira melanostigma
- Common name: Social Feather DusterScientific name: Bispira tricyclia
- Common name: Feather Duster WormScientific name: Bispira viola
- Common name: Twin fan wormScientific name: Bispira volutacornis
- Common name: Leopard Sea CucumberScientific name: Bohadschia argus
- Common name: Pale marbled sea cucumberScientific name: Bohadschia marmorata
- Common name: Brownspotted sandfishScientific name: Bohadschia vitiensis
- Common name: Bulb AnemoneScientific name: Boloceroides mcmurrichi
- Common name: green spoon wormScientific name: Bonellia viridis