Species
Browsing 1,274 species. Use the filters below to narrow down.
Crispy Crust Coral
CoralMerulina scheeri
A plate-forming reef coral built for low-light crevices and silty lagoon slopes.
Criss-cross Butterflyfish
FishChaetodon vagabundus
A wide-ranging reef butterfly that pairs for life and patrols its territory together.
Crocea Clam
InvertTridacna crocea
A compact, vividly patterned giant clam that bores into reef rock for security.
Cross-hatch Butterflyfish
FishChaetodon xanthurus
The only butterflyfish with a true crosshatch pattern on its sides.
Crust Coral
CoralLeptastrea bewickensis
A tough, low-profile reef coral that quietly holds its own across the Indo-Pacific.
Crust Coral
CoralLeptastrea bottae
A tough encrusting coral with bold skeletal texture and wide Indo-Pacific range.
Crust Coral
CoralLeptastrea inaequalis
A tough, encrusting coral with vivid green and yellow calices across a wide reef range.
Crust Coral
CoralLeptastrea purpurea
A tough, encrusting Indo-Pacific coral with a surprisingly vast natural range.
Crust Coral
CoralLeptastrea transversa
A flat, encrusting Indo-Pacific coral with bold angular corallites and broad reef tolerance.
Crystal Jellyfish
InvertAequorea victoria
The bioluminescent Pacific jelly that inspired a Nobel Prize-winning discovery.
Cuban hogfish
FishBodianus pulchellus
A reef-safe wrasse relative that moonlights as a cleaner fish when young.
Cup Coral
CoralBalanophyllia (Balanophyllia) capensis
A solitary cold-water cup coral built for dimly lit, current-swept reefs.
Cuvier's Surgeonfish
FishAcanthurus xanthopterus
A wide-ranging giant surgeonfish that breaks the herbivore rules.
Cylindrical Finger Coral
CoralPorites cylindrica
A smooth-branching reef builder that can dominate entire lagoon zones.
Dark-banded Eel
FishEchidna polyzona
A reef moray that hunts crabs, not fish, making it surprisingly tankmate-friendly.
Dark Green Parrotfish
FishSparisoma viride
A reef sculptor that literally chews coral into Caribbean sand.
Dash-dot Goatfish
FishParupeneus barberinus
A bold, active sand-sifter built for big reef systems with open substrate.

Dead Man's Fingers
CoralAlcyonium cydonium
A lumpy, lobed soft coral from cold northern seas, rarely seen in home systems.
Dead Men's Fingers
CoralAlcyonium digitatum
A cold-water soft coral that thrives where most reef animals won't.
Deepwater Sea Fan
CoralIciligorgia schrammi
A deepwater Atlantic sea fan that brings dramatic branching structure to the reef tank.
Deepwater Wrasse
FishCirrhilabrus bathyphilus
A rarely seen deep-reef wrasse from some of the Pacific's most remote atolls.
Dense Carnation Coral
CoralDrifa glomerata
A cold-water soft coral that thrives where most reef species fear to go.
Desert Goby
FishChlamydogobius eremius
A tiny Australian desert survivor that laughs at water conditions others can't handle.
Desjardin's Sailfin Tang
FishZebrasoma desjardinii
A sail-finned grazer that turns any large reef tank into open ocean.
Devil's Hand
CoralLobophytum depressum
A hardy Pacific soft coral that earns its place on any beginner reef.
Devil's Sea Whip
CoralEllisella elongata
A graceful, unbranched whip coral surprisingly approachable for newer reef keepers.
Devonshire Cup-coral
CoralCaryophyllia (Caryophyllia) smithii
A cold-water solitary coral that thrives where tropical reefs fear to tread.
Diadem Dottyback
FishPictichromis diadema
Bold reef personality packed into a two-tone, pocket-sized package.
Diagonal-lined Wrasse
FishWetmorella albofasciata
A tiny, secretive reef wrasse that haunts caves and rarely ventures into the open.
Diamond Moonfish
FishMonodactylus argenteus
A silver, disc-shaped brackish schooler that grows bigger than most expect.
Diamond Watchman Goby
FishValenciennea puellaris
A sand-sifting goby that tidies your substrate and bonds for life with a partner.
Dimorphic Soft-coral
CoralLobophytum venustum
A subtropical soft coral from Taiwan, manageable even for newer reef keepers.
Disc Coral
CoralDuncanopsammia peltata
A forgiving large-polyp coral that rewards beginners and veterans alike.
Discus Coral
CoralZoopilus echinatus
A giant free-living disc coral that grows surprisingly large on sheltered reef floors.
Distorted Mushroom Coral
CoralCycloseris distorta
A free-living mushroom coral that roams the seafloor solo.
Donkey Fish
FishEquetus lanceolatus
A boldly striped reef fish shaped like a living exclamation mark.