Aquariumpro
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RegionSaltwater

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

Other regions in Indo-Pacific

Scopas Tang

Scopas Tang

Fish

Zebrasoma scopas

A reef grazer that keeps algae in check across vast Indo-Pacific waters.

Scribbled Angelfish

Scribbled Angelfish

Fish

Chaetodontoplus duboulayi

A boldly patterned reef angel that's surprisingly easygoing for its size.

Scribbled Pufferfish

Scribbled Pufferfish

Fish

Arothron mappa

A boldly patterned puffer that roams reef drop-offs with calm, solitary confidence.

Sea Fan

Sea Fan

Coral

Perissogorgia vitrea

A graceful sea fan from the Western South Pacific, surprisingly approachable for new reef keepers.

Sea Fan

Sea Fan

Coral

Pseudopterogorgia fredericki

A flowing North Indian Ocean sea fan that rewards attentive reef keepers.

Sea Pony

Sea Pony

Fish

Hippocampus fuscus

A monogamous, eelgrass-dwelling seahorse from the Indian Ocean with pair-bonding rituals.

Seaweed Of Death From Hana

Seaweed Of Death From Hana

Coral

Palythoa toxica

The most toxic coral on the reef, native only to Hawaii.

Sea Whip

Sea Whip

Coral

Ellisella ceratophyta

A rare New Caledonian sea whip bringing wild reef structure to the aquarium.

Sea Whip

Sea Whip

Coral

Junceella juncea

A slender, unbranched sea whip that brings dramatic vertical structure to reef tanks.

Sebae Anemone

Sebae Anemone

Invert

Heteractis crispa

A large, long-tentacled anemone that hosts clownfish but demands strong light and stable water.

Serpent Coral

Serpent Coral

Coral

Pachyseris foliosa

Frilly, whorl-forming coral that brings sculptural elegance to protected reef displays.

Serpent Coral

Serpent Coral

Coral

Pachyseris gemmae

A sculptural Pacific coral with flowing, folded fronds built for semi-protected reefs.

Serpent Coral

Serpent Coral

Coral

Pachyseris rugosa

A sprawling, contorted plate coral with an ancient, sculptural look.

Serpent Coral

Serpent Coral

Coral

Pachyseris speciosa

Sweeping plate-like coral with detailed serpentine ridges built for lower reef life.

Sevenband Butterflyfish

Sevenband Butterflyfish

Fish

Chaetodon punctatofasciatus

A boldly patterned reef butterfly that pairs for life and rarely strays far from coral.

Sexy Shrimp

Sexy Shrimp

Invert

Thor amboinensis

Tiny reef shrimp with a wiggling rear end that never stops moving.

Side-attached Plate Coral

Side-attached Plate Coral

Coral

Acropora simplex

A deep-reef plate coral that pushes the limits of what home systems can sustain.

Sinuous Cup Coral

Sinuous Cup Coral

Coral

Australophyllia wilsoni

A cold-water beauty that thrives where most reef corals fear to go.

Sinuous Cup Coral

Sinuous Cup Coral

Coral

Lobophyllia agaricia

A forgiving large polyp coral with flowing, brain-like ridges and rich coloration.

Sinuous Cup Coral

Sinuous Cup Coral

Coral

Lobophyllia erythraea

A forgiving large-polyp coral from the Red Sea with flowing, brain-like ridges.

Sinuous Cup Coral

Sinuous Cup Coral

Coral

Lobophyllia hassi

A forgiving large-polyp coral with flowing, brain-like ridges perfect for reef beginners.

Sinuous Cup Coral

Sinuous Cup Coral

Coral

Lobophyllia radians

A wide-ranging cup coral that forgives beginner mistakes and rewards patient hobbyists.

Sinuous Cup Coral

Sinuous Cup Coral

Coral

Lobophyllia recta

A forgiving large-polyp coral with flowing, sculptural form for reef beginners.

Sinuous Cup Coral

Sinuous Cup Coral

Coral

Lobophyllia valenciennesii

A flowing, brain-like coral that beginners can actually keep with confidence.

Six-line Wrasse

Six-line Wrasse

Fish

Pseudocheilinus hexataenia

A bold, reef-safe hunter that punches well above its size in attitude.

Skunk Cleaner Shrimp

Skunk Cleaner Shrimp

Invert

Lysmata amboinensis

The reef's tiny cleaning crew, grooming fish who line up for the service.

Skunk clownfish

Skunk clownfish

Fish

Amphiprion akallopisos

The pale skunk stripe makes this anemonefish one of the most recognizable in the ocean.

Sky Blue Coral

Sky Blue Coral

Coral

Acropora nana

A delicate branching coral with cool blue and purple tones for expert reefers.

Slipper Coral

Slipper Coral

Coral

Herpolitha limax

A free-living, tongue-shaped coral that roams lagoon floors on its own terms.

Small Knob Coral
✨AI

Small Knob Coral

Coral

Astrea devantieri

Bold red-and-green boulder coral from the lesser-explored western Indian Ocean.

Small Knob Coral

Small Knob Coral

Coral

Plesiastrea versipora

A shade-loving reef coral that thrives where brighter species fear to go.

Smooth cauliflower coral

Smooth cauliflower coral

Coral

Stylophora pistillata

A chunky, branching SPS coral that thrives where the waves hit hardest.

Snake Polyp

Snake Polyp

Coral

Isaurus cliftoni

A reef-safe Pacific zoanthid that's forgiving enough for beginners to keep.

Snake Polyp

Snake Polyp

Coral

Isaurus tuberculatus

Unusual colonial zoanthid with a distinctly tubular, snake-like body form.

Snowflake Blenny

Snowflake Blenny

Fish

Salarias ramosus

A personable reef grazer with bold patterning and surprising air-breathing ability.

Snowflake Coral

Snowflake Coral

Coral

Carijoa riisei

A soft, branching coral that frosts live rock with white, feathery polyps.