Snails

Abalone

Haliotis asinina


Max size: 0.8 inch


Region: Indo-Pacific


Feeding: Herbivorous


Aquarium Compatibility: Reef Safe

Cerith Snail

Cerithium spp


Max size: 2 inch


Region: Global


Feeding: Herbivorous


Aquarium Compatibility: Reef Safe

Mini Turbo Snails

Collonista spp


Max size: 0.25 inch


Region: Indo-Pacific


Feeding: Herbivorous


Aquarium Compatibility: Reef Safe

Money Cowrie

Cypraea moneta


Max size: 1 inch


Region: Indo-Pacific


Feeding: Herbivorous


Aquarium Compatibility: Reef Safe

Nerites Snail

Nerita spp


Max size: 1.5 inch


Region: Global


Feeding: Herbivorous


Aquarium Compatibility: Reef Safe

Pyramid Snails

Tectus spp


Max size: 3 inch


Region: Global


Feeding: Herbivorous


Aquarium Compatibility: Reef Safe

Sand Sifting Conch

Strombus alatus


Max size: 4 inch


Region: Caribbean


Feeding: Herbivorous


Aquarium Compatibility: Reef Safe

Sand Snail

Nassarius spp


Max size: 1 inch


Region: Global


Feeding: Herbivorous


Aquarium Compatibility: Reef Safe

Star Snails

Astraea spp


Max size: 4 inch


Region: Global


Feeding: Herbivorous


Aquarium Compatibility: Reef Safe

Tiger Cowrie

Cypraea tigris


Max size: 4 inch


Region: Indo-Pacific


Feeding: Herbivorous


Aquarium Compatibility: Reef Safe

Trochus Snails

Trochus spp


Max size: 3 inch


Region: Tropical Global


Feeding: Herbivorous


Aquarium Compatibility: Reef Safe

Turbo Snails

Turbo spp


Max size: 2 inch


Region: Global


Feeding: Herbivorous


Aquarium Compatibility: Reef Safe

Sponges

Blue Finger Sponge

Haliclona spp


Max size: 12 inch


Region: Indonesian - Malay


Feeding: Filter feeder


Aquarium Compatibility: Reef Safe

Orange Fan Sponge

Clathria spp


Max size: 3 foot


Region: Indo-Pacific, Caribbean


Feeding: Filter feeder


Aquarium Compatibility: Reef Safe

Tree Sponge

Ptilocaulis spp


Max size: 18 inch


Region: Indo-Pacific, Caribbean


Feeding: Filter feeders


Aquarium Compatibility: Reef Safe

Starfish

Biscuit Starfish

Fromia elegans

Max size: 5 inch


Region: Indo-Pacific


Feeding: Scavenger


Aquarium Compatibility: Reef Safe- Caution with sponges

Blue Finger Starfish

Linckia laevigata


Max size: 16 inch


Region: Indo-Pacific


Feeding: Scavenger - Detritus and algae may take meaty foods


Aquarium Compatibility: Reef Safe

Brittle Starfish - Black

Ophiocoma echinata


Max size: 8 inch


Region: Indo-Pacific


Feeding: Scavenger


Aquarium Compatibility: Reef Safe - With Caution to small inverts

Brittle Starfish - Minstral

Ophioderma apressum


Max size: 6 inch


Region: Caribbean


Feeding: Scavenger - Mainly Detritus 


Aquarium Compatibility: Reef Safe - With Caution to small inverts

Brittle Starfish - Red

Ophioderma squamosissimus


Max size: 8 inch


Region: Caribbean


Feeding: Scavenger


Aquarium Compatibility: Reef Safe - With Caution to small inverts

Brittle Starfish - Striped

Ophiolepis superba


Max size: 5 inch


Region: Indian Ocean


Feeding: Scavenger


Aquarium Compatibility: Reef Safe - With Caution to small inverts

Feather Starfish

Comanthina spp / Himerometra robustipina


Max size: 10 inch


Region: Indo-Pacific


Feeding: Filter Feeder - Requires constant plankton food


Aquarium Compatibility: Reef Safe

Goldtip Starfish

Nardoa novaecaledoniae


Max size: 10 inch


Region: Indo-Pacific


Feeding: Detritus Feeder


Aquarium Compatibility: Reef Safe

Knobbly Starfish - Bronze

Penaceraster tuberculatus


Max size: 12 inch


Region: Indo-Pacific


Feeding: Scavenger - Will feed on molluscs and meaty foods


Aquarium Compatibility: Not suitable for most aquaria - Large fish only aquaria

Knobbly Starfish - Chocolate Chip

Protoreaster nodosus


Max size: 6 inch


Region: Indo-Pacific


Feeding: Scavenger - Will eat most invertebrates


Aquarium Compatibility: Not suitable for most aquaria 

Knobbly Starfish - Crimson

Protoreaster lincki


Max size: 12 inch


Region: Indo-Pacific


Feeding: Scavenger - Will eat most invertebrates


Aquarium Compatibility: Not suitable for most aquaria 

Maldive Starfish

Fromia nodosa


Max size: 4 inch


Region: Indian Ocean


Feeding: Detritus Feeder


Aquarium Compatibility: Reef Safe

Mossaic Starfish

Iconaster longimanus


Max size: 3.5 inch


Region: Indo-Pacific


Feeding: Scavenger


Aquarium Compatibility: Reef Safe - With Caution

Orange Finger Starfish

Linckia guildingi


Max size: 19 inch


Region: Tropical Global


Feeding: Scavenger- Detritus and algae may take meaty foods


Aquarium Compatibility: Reef Safe

Pearl Starfish

Fromia monilis


Max size: 4 inch


Region: Indo-Pacific


Feeding: Detritus Feeder


Aquarium Compatibility: Reef Safe

Picasso Finger Starfish

Linckia multifora


Max size: 4 inch


Region: Indo-Pacific


Feeding: Scavenger - Detritus and algae may take meaty foods


Aquarium Compatibility: Reef Safe

Red Spotted Starfish

Fromia milleporella


Max size: 4 inch


Region: Indo-Pacific


Feeding: Detritus Feeder


Aquarium Compatibility: Reef Safe

Red Starfish

Fromia indica


Max size: 4 inch


Region: Indo-Pacific


Feeding: Detritus Feeder


Aquarium Compatibility: Reef Safe

Sand Sifting Starfish

Archaster typicus


Max size: 6 inch


Region: Tropical global


Feeding: Sediment Infauna 


Aquarium Compatibility: Reef Safe

Spikey Starfish

Gomophia spp


Max size: 10 inch


Region: Indo-Pacific


Feeding: Scavenger


Aquarium Compatibility: Reef Safe - With Caution to small inverts

Urchins

Armadillo Urchin

Colobocentrus atratus

Max size: 3 inch


Region: Indo-Pacific


Feeding: Herbivorous / Scavenger


Aquarium Compatibility: Reef Safe

Banded Urchin

Echinothrix calamaris


Max size: 12 inch


Region: Indo-Pacific


Feeding: Herbivorous / Scavenger


Aquarium Compatibility: Reef Safe


 

Collector Urchin

Tripneustes gratilla


Max size: 5 inch


Region: Indo-Pacific


Feeding: Herbivorous / Scavenger


Aquarium Compatibility: Reef Safe


Note: Found in different colour combinations  

Fire Urchin

Astropyga radiata


Max size: 6 inch


Region: Indo-Pacific


Feeding: Herbivorous / Scavenger 


Aquarium Compatibility: Reef Safe

Long Spined Urchin

Diadema setosum


Max size: 16 inch


Region: Tropical global


Feeding: Herbivorous / Scavenger


Aquarium Compatibility: Reef Safe

Mine Urchin

Eucidaris metularia


Max size: 5 inch


Region: Indo-Pacific


Feeding: Herbivorous / Scavenger


Aquarium Compatibility: Reef Safe

Pencil Urchin

Heterocentrotus mammillatus


Max size: 5 inch


Region: Indo-Pacific


Feeding: Herbivorous / Scavenger 


Aquarium Compatibility: Reef Safe

Pincushion Urchin

Lytechinus variegatus


Max size: 5 inch


Region: Caribbean 


Feeding: Herbivorous / Scavenger 


Aquarium Compatibility: Reef Safe


Note: Found in different colours

Rock Boring Urchin

Echinometra mathaei


Max size: 4 inch


Region: Indo-Pacific


Feeding: Herbivorous / Scavenger


Aquarium Compatibility: Reef Safe


Note: Bores holes into rock

Sand Dollar

Maretia planulata


Max size: 3 inch


Region: Indo-Pacific


Feeding: Scavenger 


Aquarium Compatibility: Reef Safe


Note: Bury into Sediment- Requires medium grain sediment at least 4'' in depth

Slate Pencil Urchin

Eucidaris tribuloides


Max size: 5 inch


Region: Caribbean


Feeding: Herbivorous / Scavenger


Aquarium Compatibility: Reef Safe

Tuxedo Urchin

Mespilia globulus


Max size: 3 inch


Region: Indo-Pacific


Feeding: Herbivorous / Scavenger 


Aquarium Compatibility: Reef Safe

White Spot Urchin

Parasalenia gratiosa


Max size: 3 inch


Region: Indo- Pacific


Feeding: Herbivorous / Scavenger


Aquarium Compatibility: Reef Safe


Note: Known to eat SPS polyps