Central Indo-Pacific
The Coral Triangle and surrounding reefs — the majority of reef fish and corals in the hobby come from this region.
1,063 species
Snowflake Eel
FishEchidna nebulosa
A crustacean-crushing moray that coexists peacefully with fish tankmates.
Social Fairy Wrasse
FishCirrhilabrus rubriventralis
A jewel-toned Red Sea wrasse that dances through the water column in groups.
Soft Coral
CoralAlcyonium pacificum
A soft coral from Japanese waters that suits newer reef keepers well.
Sohal Tang
FishAcanthurus sohal
A bold Red Sea beauty that rules its territory with zero tolerance for rivals.
Solid Coral
CoralPorites solida
A boulder-sized reef builder with a smooth, sculpted profile and understated elegance.
Solitary Cup Coral
CoralCynarina lacrymalis
A puffy, jewel-like solo coral that thrives in calm, dimly lit reef spots.
Spine Coral
CoralHydnophora bonsai
A compact, ridge-studded coral with an unusual bonsai-like branching form.
Spine Coral
CoralHydnophora exesa
A shape-shifting Indo-Pacific coral with tentacles out around the clock.
Spine Coral
CoralHydnophora grandis
A bold, architecturally distinctive coral with a reputation for territorial aggression.
Spine Coral
CoralHydnophora microconos
A tough, lumpy coral that earns its place on any intermediate reef.
Spine Coral
CoralHydnophora pilosa
A branching reef coral with tentacles out around the clock.
Spine Coral
CoralHydnophora rigida
Branching coral with distinctive ridged spines along every branch.
Spiny Plate Coral
CoralEchinopora lamellosa
Tiered, whorl-shaped plates that can dominate entire shallow reef flats.
Spotted Goby
FishStigmatogobius sadanundio
A pale, spotted bottom-dweller from Asian estuaries with a surprisingly bold personality.
Spotted Hawkfish
FishCirrhitichthys oxycephalus
A bold little percher that claims coral real estate and rarely budges.
Spotted Mandarin
FishSynchiropus picturatus
A reef gem with striking patterns and a famously picky appetite.
Spotted Shrimp Goby
FishAmblyeleotris guttata
A reef sand specialist that shares its home with an almost-blind shrimp partner.
Spotted Toby
FishCanthigaster solandri
A compact reef puffer with vivid spotted patterning and a surprisingly mild temperament.
Squamosa Clam
InvertTridacna squamosa
A beginner-friendly giant clam with dramatic, fluted shell edges and vivid mantle colors.
Squaretail Bristletooth
FishCtenochaetus truncatus
A compact Indian Ocean grazer that earns its keep on nuisance algae.
Staghorn Coral
CoralAcropora millepora
A fast-growing reef builder that rewards precise water chemistry with dense, bushy colonies.
Staghorn Coral
CoralAcropora aculeus
A delicate table-forming Acropora with vivid blue-green and yellow color forms.
Staghorn Coral
CoralAcropora acuminata
A sharp-tipped table coral that demands pristine reef conditions to thrive.
Staghorn Coral
CoralAcropora austera
A branching reef-builder that demands turbulent water and intense light to thrive.
Staghorn Coral
CoralAcropora cervicornis
A fast-growing Atlantic branching coral that builds entire reef frameworks in the wild.
Staghorn Coral
CoralAcropora donei
A massive table coral with an architectural, layered form built for high-energy reefs.
Staghorn Coral
CoralAcropora globiceps
A compact, wave-battered reef coral with a distinctive dome-tipped branching form.
Staghorn Coral
CoralAcropora horrida
A branchy Indo-Pacific Acropora that thrives in turbid shallows and shows off pale blue polyps.
Staghorn Coral
CoralAcropora listeri
A morphologically unpredictable Acropora that reshapes itself to match wave energy.
Staghorn Coral
CoralAcropora lutkeni
A wave-battered reef builder demanding the strongest flow your tank can offer.
Staghorn Coral
CoralAcropora monticulosa
A reef giant that builds massive dome colonies with hand-shaped branches.
Staghorn Coral
CoralAcropora palmerae
A rugged, wave-battered Acropora with chaotic branching and old-school reef appeal.
Staghorn Coral
CoralAcropora polystoma
A spiny, wave-battered Acropora that demands expert-level reef conditions.
Staghorn Coral
CoralAcropora retusa
A tough, plate-forming coral built for life in the surge zone.
Staghorn Coral
CoralAcropora secale
A colorful bushy Acropora with purple tips that thrives only under intense light and flow.
Staghorn Coral
CoralAcropora vaughani
A bushy, blue-toned Acropora built for high-energy reef slopes.