Species
Browsing 1,466 species. Use the filters below to narrow down.
Crispy Crust Coral
CoralMerulina scabricula
A sculptural reef coral with fan-like ridges and soft blue margins.
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.
Crowned Pufferfish
FishCanthigaster coronata
A compact Hawaiian puffer with bold saddle markings and a voracious appetite for reef invertebrates.
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.
Cup Coral
CoralCaryophyllia (Caryophyllia) cyathus
A solitary cold-water cup coral from the Mediterranean, rarely seen in reef tanks.
Cup Coral
CoralTubastraea aurea
A bold, non-photosynthetic coral that thrives in the shadows of the reef.
Cup Coral
CoralTubastraea dendroida
A rare subtropical cup coral from Hong Kong's reef slopes, built for low light.
Cup Coral
CoralTubastraea faulkneri
A brilliant non-photosynthetic cup coral that thrives in the shadows of the reef.
Cup Coral
CoralTubastraea tagusensis
A shade-loving cup coral that thrives where most others would starve.
Cup Coral
CoralTurbinaria mesenterina
A shape-shifting reef coral that sculpts itself to match available light.
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 Man's Fingers
CoralAlcyonium muricatum
A soft coral from Japanese waters, surprisingly approachable for newer reef keepers.
Dead Man's Fingers
CoralAlcyonium senegalense
A soft coral from Atlantic waters, rarely seen but surprisingly approachable.
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.
Delicate Spiny Sea Fan
CoralMuricea laxa
A graceful branching sea fan from the Western Atlantic that rewards attentive reefers.
Dense Carnation Coral
CoralDrifa glomerata
A cold-water soft coral that thrives where most reef species fear to go.
Dentate Flower Coral
CoralLobophyllia costata
A fleshy, forgiving LPS coral that rewards beginners with bold reef color.
Derasa Clam
InvertTridacna derasa
One of the giant clams, and one of the easier ones to keep in a reef.
Desert Goby
FishChlamydogobius eremius
A tiny Australian desert survivor that laughs at water conditions others can't handle.