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
Ocular Coral
CoralMadrepora oculata
A deep-sea reef builder that occasionally ventures into aquarium-friendly depths.
Okinawa Goby
FishGobiodon okinawae
Tiny, vivid, and inseparable from its Acropora home.
One-stripe Anthias
FishPseudanthias fasciatus
A deep-reef anthias famous for swimming upside-down along cave ceilings.
Orange Ball Anemone
CoralPseudocorynactis caribbeorum
A nocturnal Caribbean predator with sticky orange-tipped tentacles that can snag small fish.
Orangefin Anemonefish
FishAmphiprion chrysopterus
A large, bold anemonefish from the wide Pacific with serious territorial attitude.
Orangespine Unicornfish
FishNaso elegans
A bold reef grazer with vivid orange tail spines and a distinctly regal profile.
Orangespot Surgeonfish
FishAcanthurus olivaceus
A bold orange shoulder-stripe makes this reef surgeon impossible to mistake.
Orangestriped Triggerfish
FishBalistapus undulatus
One of the reef's most aggressive personalities packed into a boldly patterned body.
Orchid Dottyback
FishPseudochromis fridmani
A bold little Red Sea endemic that punches well above its weight.
Oval Mushroom Coral
CoralLobactis scutaria
A hardy, low-demand coral that brings bold texture to any reef.
Pacific Double-saddle Butterflyfish
FishChaetodon ulietensis
A boldly patterned butterflyfish that pairs for life in the wild.
Pacific Sea Fan
CoralPacifigorgia dampieri
A bold Pacific sea fan that rewards patient, experienced reef keepers with high flow.
Pajama cardinalfish
FishSphaeramia nematoptera
Polka dots, bold racing stripe, and calm enough for any peaceful community reef.
Palm Lettuce Coral
CoralPectinia paeonia
A sculptural reef coral that thrives where others struggle with murky water.
Panda Clownfish
FishAmphiprion polymnus
A boldly patterned clownfish with a preference for sandy, silty homes.
Panther Puffer
FishTakifugu pardalis
A boldly patterned marine puffer with a personality bigger than its tank.
Paper Scorpionfish
FishTaenianotus triacanthus
A reef ambush predator that spends its days pretending to be a dead leaf.
Papuan Toby
FishCanthigaster papua
A compact reef puffer with a bold false eyespot and surprisingly manageable care needs.
Passionate Carnation Coral
CoralGersemia mirabilis
A cold-water soft coral that brings reef color to chillier tanks.
Peach Fairy Basslet
FishPseudanthias dispar
A schooling reef beauty that brings the open ocean's energy to your tank.
Peacock Razorfish
FishIniistius pavo
A reef acrobat that vanishes into the sand at the first sign of trouble.
Pearlscale Angelfish
FishCentropyge vrolikii
A small, reef-dwelling angel that pairs for life and plays it cool with tankmates.
Pearly Sergeant
FishAbudefduf margariteus
A rare Indian Ocean damselfish found only around two remote island outposts.
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.
Pipe Organ Coral
CoralNanipora kamurai
A rare pipe organ relative from Okinawa that challenges even experienced reefers.
Plain Cardinalfish
FishApogon atricaudus
A secretive Pacific reef cardinalfish that comes alive after dark.
Plate Coral
CoralAcropora clathrata
A wide, plate-forming table coral that reshapes any reef scape around it.
Plate Coral
CoralCycloseris densicolumellus
A free-living plate coral that slowly wanders the sandy bottom on its own.
Plate Coral
CoralHeliofungia actiniformis
A free-living coral that looks and acts more like an anemone than a stony coral.
Porcelain Anemone Crab
InvertNeopetrolisthes maculatus
A filter-feeding crab that lives boldly among anemone tentacles.
Porcelain Coral
CoralLeptoseris amitoriensis
A tiered, frond-like coral built for the quieter, dimmer corners of the reef.
Porcelain Coral
CoralLeptoseris explanata
A flat, porcelain-like coral that thrives in the shadowy, low-flow corners of a reef tank.
Porcelain Coral
CoralLeptoseris foliosa
A thin, layered coral that thrives in the dim, shaded corners of the reef.