Indo-Pacific
The heart of marine biodiversity — the Coral Triangle, Great Barrier Reef, and surrounding seas hold more reef species than anywhere else on Earth.
1,073 species
Sub-regions
Stone-leaf Coral
CoralLithophyllon undulatum
A flat, lobed encrusting coral with surprisingly variable coloration across its range.
Strawberry Anemone
CoralCorynactis australis
A temperate reef jewel from New Zealand's rocky underwater wilderness.
Striped Bum Coral
CoralHeterocyathus aequicostatus
A free-roaming coral with a live-in worm chauffeur keeping it mobile.
Striped Dottyback
FishPseudochromis sankeyi
A rare dottyback that actually plays well with others in a reef tank.
Striped Eel Catfish
FishPlotosus lineatus
The only catfish that calls coral reefs home, and it comes armed.
Striped Poison-fang Blenny
FishMeiacanthus grammistes
A venomous-fanged blenny that other fish mimic for protection.
Sun-burst Soft Coral
CoralMalacacanthus capensis
A reef-safe South African coral that keeps things simple for newer keepers.
Sun Coral
CoralTubastraea chloromura
A rare subtropical sun coral from Hong Kong's reefs, thriving in low light.
Sun Coral
CoralTubastraea coccinea
Brilliant orange polyps that only open at night. And demand to be fed.
Sun Coral
CoralTubastraea megacorallita
A rare subtropical sun coral from Japan's reef slopes, built for low light.
Sun Coral
CoralTubastraea violacea
A rare subtropical sun coral from Hong Kong's reef slopes, thriving in low light.
Sunray Zoanthid
CoralPalythoa heliodiscus
A hardy Pacific zoanthid that forgives beginner mistakes and rewards patient growers.
Superficial Coral
CoralPsammocora profundacella
A low-profile encrusting coral with a wide range and understated charm.
Swales' Basslet
FishLiopropoma swalesi
A secretive reef gem that rewards patient, detail-oriented keepers.
Swelling Coral
CoralLeptoseris incrustans
A low-maintenance encrusting coral that thrives where light barely reaches.
Symbiotic Colonial Anemones
CoralParazoanthus brevitentacularis
A clinging colonial zoanthid that thrives in the shade of deeper reef zones.
Table Coral
CoralAcropora cytherea
A reef architect that builds sweeping, table-like platforms across the upper slope.
Table Coral
CoralAcropora valenciennesi
A massive table-forming Acropora with bold, geometric branch architecture.
Tahiti Butterflyfish
FishChaetodon trichrous
A rarely seen Pacific butterflyfish from the islands of Tahiti.
Tail-spot Combtooth Blenny
FishEcsenius stigmatura
A tiny, perch-loving reef blenny with a bold spot and big personality.
Ten Coral
CoralMadracis kirbyi
A compact Indo-Pacific coral recognized by its distinctive ten-septum corallites.
Thin Birdsnest Coral
CoralSeriatopora hystrix
Delicate needle-tipped branches form airy thickets that reward attentive reef keepers.
Thompson's Tang
FishAcanthurus thompsoni
A deep-reef plankton feeder that breaks the surgeonfish mold entirely.
Thorn Coral
CoralStylocoeniella armata
A bold encrusting coral with thorny texture and vivid coloration for advanced reefers.
Thorn Coral
CoralStylocoeniella cocosensis
A tiny encrusting coral built for shaded overhangs and serious reefers.
Thorn Coral
CoralStylocoeniella guentheri
A low-profile encrusting coral with distinctive thorny texture and wide Indo-Pacific range.
Threadfin Anthias
FishNemanthias carberryi
A schooling reef anthias that holds its own unless bullied by tankmates.
Threadfin Butterflyfish
FishChaetodon auriga
A wide-ranging Indo-Pacific butterfly that grazes reefs, rubble, and everything between.
Three-spot Damsel
FishDascyllus trimaculatus
A bold reef dweller that gets feistier with every passing year.
Tiger Angelfish
FishApolemichthys kingi
A rare South African reef angel with bold, tiger-like patterning.
Tiger Blenny
FishEcsenius tigris
A tiny, rarely seen blenny from one of the most remote reef systems on Earth.
Tiger Cowrie
InvertCypraea tigris
A boldly spotted shell with a living animal most reef keepers never expect.
Tiger Puffer
FishTakifugu rubripes
The fish behind fugu. A massive, long-lived puffer with serious presence.
Tinker's Butterflyfish
FishChaetodon tinkeri
A deep-water Pacific beauty with a bold split between black and white.
Tipped Bubblegum Coral
CoralPhysogyra lichtensteini
Grape-like bubbles by day, tentacles by night. A coral with two faces.
Toadstool Coral
CoralSarcophyton regulare
A New Caledonian soft coral suited to reef keepers just starting out.