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.
816 species · fish
Sub-regions
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.
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.
Dolphin Catfish
FishAgeneiosus marmoratus
A broad-snouted South American predator that plays nicer than its reputation suggests.
Dolphin Cichlid
FishKrobia itanyi
A subtly beautiful South American cichlid with surprisingly gentle manners for the genus.
Donkey Fish
FishEquetus lanceolatus
A boldly striped reef fish shaped like a living exclamation mark.
Dorado
FishSalminus brasiliensis
A spectacular game fish that genuinely has no place in a home aquarium.
Driftwood Catfish
FishAuchenipterichthys longimanus
A secretive Amazonian catfish that rewards patient keepers with fascinating nocturnal behavior.
Driftwood Catfish
FishCentromochlus perugiae
A tiny, shy catfish that rewards patient keepers with fascinating surface-feeding antics.
Driftwood Catfish
FishTrachelyichthys decaradiatus
A rarely seen South American catfish that thrives in peaceful community setups.
Duck Catfish
FishAgeneiosus ucayalensis
A large, predatory bottom-dweller with a flattened head and serious appetite.
Durophage Pupfish
FishCyprinodon brontotheroides
A tiny Bahamian pupfish built to crack open hard-shelled prey no other pupfish can handle.
Dusky Millions Fish
FishPhalloceros caudimaculatus
A tiny livebearing fish with remarkable color variety and surprisingly persistent males.
Dusky Narrow Hatchetfish
FishTriportheus angulatus
A powerful jumper from Amazonian rivers that leaps several metres to catch insects.
Dwarf Angelfish
FishPterophyllum leopoldi
The smallest wild angelfish, with a bold Roman nose and surprising attitude.
Dwarf Bushynose Catfish
FishAncistrus claro
A dwarf bushynose catfish from Brazil with a knack for breeding itself in mature tanks.
Dwarf Corydoras
FishCorydoras rabauti
A long-lived armored catfish with a bold dark stripe and a surprising ability to breathe air.
Dwarf-crenicichla
FishCrenicichla compressiceps
A pocket-sized pike cichlid with an outsized attitude and lightning-fast reflexes.
Dwarf otocinclus
FishOtocinclus affinis
Tiny, tireless algae scrubbers that work best in a crew
Dwarf Pencilfish
FishNannostomus marginatus
Tiny, boldly striped pencilfish that thrives in groups and rewards patient keepers.
Dwarf Pleco
FishPeckoltia brevis
A feisty dwarf pleco from Brazil's Purus River with surprisingly bold attitude.
Dwarf Seahorse
FishHippocampus zosterae
Tiny, monogamous, and endlessly watchable. The seahorse that actually fits a small tank.
Dwarf Sucker
FishOtocinclus mariae
Tiny algae-grazer that plasters itself to the glass for a unique underside view.