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.
346 species · fish
Sub-regions
Pelvic-spot Wrasse
FishPseudocheilinops ataenia
A tiny, secretive reef wrasse that vanishes into the coral the moment you look away.
Philippine Cardinalfish
FishGymnapogon philippinus
A tiny, overlooked Pacific cardinalfish that thrives in the company of its own kind.
Picasso Triggerfish
FishRhinecanthus aculeatus
A bold reef rearanger that sleeps on its side and makes noise when startled.
Pink Flasher
FishParacheilinus carpenteri
A tiny reef wrasse that puts on a dazzling courtship flash of pink and blue.
Plain Cardinalfish
FishApogon atricaudus
A secretive Pacific reef cardinalfish that comes alive after dark.
Potter's angelfish
FishCentropyge potteri
Hawaii's own pygmy angel, beautiful but notoriously tricky to settle in.
Powder Blue Tang
FishAcanthurus leucosternon
A breathtaking Indian Ocean surgeon with a sharp temper to match its bold colors.
Powder Brown Tang
FishAcanthurus japonicus
A reef algae grazer that rewards patient, experienced keepers with years of personality.
Purple Firefish
FishNemateleotris decora
A shy reef hoverer with a sail-like dorsal fin and vivid two-tone coloring.
Purple Tang
FishZebrasoma xanthurum
A deep-violet beauty from the Red Sea with a temper to match its looks.
Pyramid Butterflyfish
FishHemitaurichthys polylepis
A schooling butterflyfish that hovers in open water above reef drop-offs.
Pyramid Butterflyfish
FishHemitaurichthys zoster
A schooling butterfly that prefers open water over reef crevices.
Randall's Prawn-goby
FishAmblyeleotris randalli
A reef sand-dweller that shares its burrow with a pistol shrimp partner.
Red-eye Wrasse
FishCirrhilabrus solorensis
A reef-dweller that actually uses coral cover, not just open rubble.
Red Hawkfish
FishNeocirrhites armatus
A vivid red percher that rules its corner of the reef from a favorite rock.
Red-spotted Blenny
FishSalarias segmentatus
A reef-dwelling algae grazer with bold red spots and a big personality.
Redstreaked Blenny
FishCirripectes stigmaticus
A reef-flat blenny with bold red facial markings and loads of personality.
Redtail Butterflyfish
FishChaetodon collare
A reef native that pairs for life but rarely forgives a rough transition to captivity.
Reef Chromis
FishChromis retrofasciata
A bite-sized reef chromis that hugs branching corals and minds its own business.
Reunion Angelfish
FishApolemichthys guezei
One of the rarest angelfishes in the world, barely known to science or hobby.
Rockmover
FishNovaculichthys taeniourus
A reef demolition crew in fish form, juvenile and adult look like different species.
Rusty Angelfish
FishCentropyge ferrugata
A compact, reef-dwelling dwarf angel with rich rusty coloring and bold personality.
Sabah Dottyback
FishManonichthys alleni
A cave-dwelling Pacific dottyback with a fondness for living inside tubular sponges.
Saddle Butterflyfish
FishChaetodon ephippium
A boldly patterned butterflyfish with a dramatic dark saddle across its back.
Sailfin Tang
FishZebrasoma velifer
Those enormous fins aren't just for show. They mean business.
Sand-sifting Goby
FishAmblygobius rainfordi
A sand-sifting goby that thrives in reef flats across the wide Western Pacific.
Sarasin's Goby
FishMugilogobius sarasinorum
A rare Sulawesi lake goby found nowhere else on Earth.
Scissortail Dartfish
FishPtereleotris evides
A graceful reef dartfish that hovers in open water and pairs for life.
Scooter Blenny
FishSynchiropus ocellatus
A reef-floor hunter with detailed patterns and a surprisingly long lifespan.
Scopas Tang
FishZebrasoma scopas
A reef grazer that keeps algae in check across vast Indo-Pacific waters.
Scribbled Angelfish
FishChaetodontoplus duboulayi
A boldly patterned reef angel that's surprisingly easygoing for its size.
Scribbled Pufferfish
FishArothron mappa
A boldly patterned puffer that roams reef drop-offs with calm, solitary confidence.
Sea Pony
FishHippocampus fuscus
A monogamous, eelgrass-dwelling seahorse from the Indian Ocean with pair-bonding rituals.
Sevenband Butterflyfish
FishChaetodon punctatofasciatus
A boldly patterned reef butterfly that pairs for life and rarely strays far from coral.
Six-line Wrasse
FishPseudocheilinus hexataenia
A bold, reef-safe hunter that punches well above its size in attitude.
Skunk clownfish
FishAmphiprion akallopisos
The pale skunk stripe makes this anemonefish one of the most recognizable in the ocean.