The Americas
From the Amazon's blackwater basins to Caribbean reefs — the Americas hold the most popular freshwater biotopes and a wealth of Atlantic and Pacific saltwater life.
1,013 species
Sub-regions
Corumba Cichlid
FishApistogramma commbrae
A cool-water dwarf cichlid with a tell-tale double spot and surprising monogamy.
Corydoras cochui
FishA tiny, sociable armored catfish that occasionally breathes air.
Corydoras copei
FishA rare Peruvian armored catfish that breathes air and lives for decades.
Corydoras diphyes
FishA tiny, long-lived catfish with a fascinating natural mimicry story.
Corydoras gladysae
FishA tiny rock-dwelling catfish from the Argentine Andes, rarely if ever seen in aquariums.
Corydoras undulatus
FishA tiny armored catfish with a surprisingly versatile respiratory trick up its sleeve.
Cowboy Whiptail
FishLamontichthys llanero
A rare South American whiptail that rewards patient keepers with unusual character.
Creeping Primrose-willow
PlantLudwigia repens 'Rubin'
Deep burgundy foliage that intensifies under brighter light, great for bold background color.
Creole Topminnow
FishGirardinus creolus
A rare Cuban livebearer that occupies the middle of the water column.
Crystal Rainbow Tetra
FishTrochilocharax ornatus
A scaleless micro-tetra with internal fertilization and serious personality for its size.
Crystal Red Tetra
FishHyphessobrycon haraldschultzi
A rare Araguaia gem that rewards patient schooling setups with vivid red coloring.
Cuban Cichlid
FishNandopsis tetracanthus
Cuba's only native cichlid: territorial, long-lived, and surprisingly personable.
Cuban Gar
FishAtractosteus tristoechus
A living fossil from Cuba that outgrows almost any home aquarium.
Cuban hogfish
FishBodianus pulchellus
A reef-safe wrasse relative that moonlights as a cleaner fish when young.
Cupid Cichlid
FishBiotodoma cupido
A peaceful community cichlid that rewards keepers who buy a proper group.
Cutter's Cichlid
FishArchocentrus septemfasciatus
A feisty Costa Rican cichlid that punches well above its weight at spawning time.
Cuvier's Surgeonfish
FishAcanthurus xanthopterus
A wide-ranging giant surgeonfish that breaks the herbivore rules.
Dark Green Parrotfish
FishSparisoma viride
A reef sculptor that literally chews coral into Caribbean sand.
Dash-dot Tetra
FishHemigrammus bellottii
A small, nimble Amazonian tetra with a distinctive body marking worth looking twice at.
Dawn Tetra
FishAphyocharax paraguayensis
A lively little shoaler that pairs well with dwarf cichlids and Corydoras.
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.
Delicate Spiny Sea Fan
CoralMuricea laxa
A graceful branching sea fan from the Western Atlantic that rewards attentive reefers.
Delicate Swordtail
FishXiphophorus cortezi
A gentle, lesser-known Mexican swordtail for the planted community tank.
Demon Eartheater
FishSatanoperca jurupari
A sand-sifting cichlid that's far more peaceful than its name suggests
Depinnai Cory
FishAspidoras depinnai
A tiny Brazilian catfish with a surprisingly long lifespan and air-breathing tricks.
Diadem Cichlid
FishAequidens diadema
A compact blackwater cichlid from the wild heart of the Amazon and Orinoco.
Diamond Killifish
FishAdinia xenica
A rare Gulf Coast killifish that thrives where fresh water meets salt marsh.
Diamond Tetra
FishMoenkhausia pittieri
Sold as a dull juvenile, it matures into something that genuinely sparkles.
Dirty bandit cory
FishCorydoras loxozonus
A long-lived Colombian cory that thrives in groups and breathes a little air on the side.
Discus
FishSymphysodon discus
The crown jewel of the Amazon, built for serious fishkeepers who love a challenge.
Discus
FishSymphysodon aequifasciata alenquer
The grand centerpiece of the Amazon, rewarding patient keepers with unmatched presence.
Discus
FishSymphysodon aequifasciatus
The regal centerpiece fish that rewards patient, attentive fishkeepers.
Discus Stingray
FishParatrygon aiereba
A river giant shaped like a discus, with a venomous tail to match its size.
Discus Tetra
FishBrachychalcinus orbicularis
A coin-shaped schooling tetra that holds its own in a lively community tank.
Dogtooth Characin
FishCynodon gibbus
A surprisingly docile predator with fang-like teeth that can work in a community tank.