Snails

Abalone

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Haliotis asinina


Max size: 0.8 inch


Region: Indo-Pacific


Feeding: Herbivorous


Aquarium Compatibility: Reef Safe

Cerith Snail

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Cerithium spp


Max size: 2 inch


Region: Global


Feeding: Herbivorous


Aquarium Compatibility: Reef Safe

Mini Turbo Snails

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Collonista spp


Max size: 0.25 inch


Region: Indo-Pacific


Feeding: Herbivorous


Aquarium Compatibility: Reef Safe

Money Cowrie

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Cypraea moneta


Max size: 1 inch


Region: Indo-Pacific


Feeding: Herbivorous


Aquarium Compatibility: Reef Safe

Nerites Snail

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Nerita spp


Max size: 1.5 inch


Region: Global


Feeding: Herbivorous


Aquarium Compatibility: Reef Safe

Pyramid Snails

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Tectus spp


Max size: 3 inch


Region: Global


Feeding: Herbivorous


Aquarium Compatibility: Reef Safe

Sand Sifting Conch

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Strombus alatus


Max size: 4 inch


Region: Caribbean


Feeding: Herbivorous


Aquarium Compatibility: Reef Safe

Sand Snail

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Nassarius spp


Max size: 1 inch


Region: Global


Feeding: Herbivorous


Aquarium Compatibility: Reef Safe

Star Snails

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Astraea spp


Max size: 4 inch


Region: Global


Feeding: Herbivorous


Aquarium Compatibility: Reef Safe

Tiger Cowrie

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Cypraea tigris


Max size: 4 inch


Region: Indo-Pacific


Feeding: Herbivorous


Aquarium Compatibility: Reef Safe

Trochus Snails

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Trochus spp


Max size: 3 inch


Region: Tropical Global


Feeding: Herbivorous


Aquarium Compatibility: Reef Safe

Turbo Snails

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Turbo spp


Max size: 2 inch


Region: Global


Feeding: Herbivorous


Aquarium Compatibility: Reef Safe

Sponges

Blue Finger Sponge

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Haliclona spp


Max size: 12 inch


Region: Indonesian - Malay


Feeding: Filter feeder


Aquarium Compatibility: Reef Safe

Orange Fan Sponge

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Clathria spp


Max size: 3 foot


Region: Indo-Pacific, Caribbean


Feeding: Filter feeder


Aquarium Compatibility: Reef Safe

Tree Sponge

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Ptilocaulis spp


Max size: 18 inch


Region: Indo-Pacific, Caribbean


Feeding: Filter feeders


Aquarium Compatibility: Reef Safe

Starfish

Biscuit Starfish

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Fromia elegans

Max size: 5 inch


Region: Indo-Pacific


Feeding: Scavenger


Aquarium Compatibility: Reef Safe- Caution with sponges

Blue Finger Starfish

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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

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Ophiocoma echinata


Max size: 8 inch


Region: Indo-Pacific


Feeding: Scavenger


Aquarium Compatibility: Reef Safe - With Caution to small inverts

Brittle Starfish - Minstral

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Ophioderma apressum


Max size: 6 inch


Region: Caribbean


Feeding: Scavenger - Mainly Detritus 


Aquarium Compatibility: Reef Safe - With Caution to small inverts

Brittle Starfish - Red

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Ophioderma squamosissimus


Max size: 8 inch


Region: Caribbean


Feeding: Scavenger


Aquarium Compatibility: Reef Safe - With Caution to small inverts

Brittle Starfish - Striped

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Ophiolepis superba


Max size: 5 inch


Region: Indian Ocean


Feeding: Scavenger


Aquarium Compatibility: Reef Safe - With Caution to small inverts

Feather Starfish

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Comanthina spp / Himerometra robustipina


Max size: 10 inch


Region: Indo-Pacific


Feeding: Filter Feeder - Requires constant plankton food


Aquarium Compatibility: Reef Safe

Goldtip Starfish

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Nardoa novaecaledoniae


Max size: 10 inch


Region: Indo-Pacific


Feeding: Detritus Feeder


Aquarium Compatibility: Reef Safe

Knobbly Starfish - Bronze

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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

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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

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Protoreaster lincki


Max size: 12 inch


Region: Indo-Pacific


Feeding: Scavenger - Will eat most invertebrates


Aquarium Compatibility: Not suitable for most aquaria 

Maldive Starfish

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Fromia nodosa


Max size: 4 inch


Region: Indian Ocean


Feeding: Detritus Feeder


Aquarium Compatibility: Reef Safe

Mossaic Starfish

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Iconaster longimanus


Max size: 3.5 inch


Region: Indo-Pacific


Feeding: Scavenger


Aquarium Compatibility: Reef Safe - With Caution

Orange Finger Starfish

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Linckia guildingi


Max size: 19 inch


Region: Tropical Global


Feeding: Scavenger- Detritus and algae may take meaty foods


Aquarium Compatibility: Reef Safe

Pearl Starfish

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Fromia monilis


Max size: 4 inch


Region: Indo-Pacific


Feeding: Detritus Feeder


Aquarium Compatibility: Reef Safe

Picasso Finger Starfish

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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

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Fromia milleporella


Max size: 4 inch


Region: Indo-Pacific


Feeding: Detritus Feeder


Aquarium Compatibility: Reef Safe

Red Starfish

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Fromia indica


Max size: 4 inch


Region: Indo-Pacific


Feeding: Detritus Feeder


Aquarium Compatibility: Reef Safe

Sand Sifting Starfish

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Archaster typicus


Max size: 6 inch


Region: Tropical global


Feeding: Sediment Infauna 


Aquarium Compatibility: Reef Safe

Spikey Starfish

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Gomophia spp


Max size: 10 inch


Region: Indo-Pacific


Feeding: Scavenger


Aquarium Compatibility: Reef Safe - With Caution to small inverts

Urchins

Armadillo Urchin

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Colobocentrus atratus

Max size: 3 inch


Region: Indo-Pacific


Feeding: Herbivorous / Scavenger


Aquarium Compatibility: Reef Safe

Banded Urchin

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Echinothrix calamaris


Max size: 12 inch


Region: Indo-Pacific


Feeding: Herbivorous / Scavenger


Aquarium Compatibility: Reef Safe


 

Collector Urchin

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Tripneustes gratilla


Max size: 5 inch


Region: Indo-Pacific


Feeding: Herbivorous / Scavenger


Aquarium Compatibility: Reef Safe


Note: Found in different colour combinations  

Fire Urchin

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Astropyga radiata


Max size: 6 inch


Region: Indo-Pacific


Feeding: Herbivorous / Scavenger 


Aquarium Compatibility: Reef Safe

Long Spined Urchin

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Diadema setosum


Max size: 16 inch


Region: Tropical global


Feeding: Herbivorous / Scavenger


Aquarium Compatibility: Reef Safe

Mine Urchin

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Eucidaris metularia


Max size: 5 inch


Region: Indo-Pacific


Feeding: Herbivorous / Scavenger


Aquarium Compatibility: Reef Safe

Pencil Urchin

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Heterocentrotus mammillatus


Max size: 5 inch


Region: Indo-Pacific


Feeding: Herbivorous / Scavenger 


Aquarium Compatibility: Reef Safe

Pincushion Urchin

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Lytechinus variegatus


Max size: 5 inch


Region: Caribbean 


Feeding: Herbivorous / Scavenger 


Aquarium Compatibility: Reef Safe


Note: Found in different colours

Rock Boring Urchin

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Echinometra mathaei


Max size: 4 inch


Region: Indo-Pacific


Feeding: Herbivorous / Scavenger


Aquarium Compatibility: Reef Safe


Note: Bores holes into rock

Sand Dollar

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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

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Eucidaris tribuloides


Max size: 5 inch


Region: Caribbean


Feeding: Herbivorous / Scavenger


Aquarium Compatibility: Reef Safe

Tuxedo Urchin

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Mespilia globulus


Max size: 3 inch


Region: Indo-Pacific


Feeding: Herbivorous / Scavenger 


Aquarium Compatibility: Reef Safe

White Spot Urchin

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Parasalenia gratiosa


Max size: 3 inch


Region: Indo- Pacific


Feeding: Herbivorous / Scavenger


Aquarium Compatibility: Reef Safe


Note: Known to eat SPS polyps