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.
765 species · freshwater
Sub-regions
Spotted leporinus
FishLeporinus maculatus
A swift-water Guianan pencilfish relative with a spotted pattern and real personality.
Spotted Metynnis
FishMetynnis maculatus
A schooling cousin of the piranha that mostly just wants to eat your plants.
Spotted Orange Seam Plec
FishHemiancistrus guahiborum
A territorial Orinoco plec with vivid orange-edged fins and a fascinating ability to breathe air.
Spotted Pike-characin
FishBoulengerella maculata
A sleek Amazonian predator that rewards careful tank planning with genuine personality.
Spotted Pimelodus
FishPimelodus maculatus
A schooling predatory catfish that needs space, robust tankmates, and careful handling.
Spotted Raphael Catfish
FishAgamyxis pectinifrons
A long-lived, armored Amazon catfish that actually makes noise when handled.
Spotted silver dollar
FishMetynnis lippincottianus
The piranha cousin with spots and a peaceful disposition that surprises most keepers.
Stalsberg's Cichlid
FishAndinoacara stalsbergi
A Pacific-slope cichlid built for hard, alkaline, and even brackish water.
Staurogyne Repens
PlantStaurogyne repens
A compact, carpet-forming plant that stays tidy even in low-tech tanks.
Steindachner's Dwarf Cichlid
FishApistogramma steindachneri
A harem-breeding dwarf cichlid with bold lateral markings from Guiana's rivers.
Sterba's Cory
FishCorydoras sterbai
A long-lived, peaceful catfish that does everything better in a group.
Stick Catfish
FishAcestridium dichromum
A twig-mimicking catfish from blackwater Orinoco rivers, rarely seen in the trade.
Strawberry
FishApistogramma eremnopyge
A tiny Peruvian cichlid with a dark tail blotch and surprisingly complex social needs.
Striped Headstander
FishAnostomus anostomus
A boldly striped South American fish that swims nose-down and plays rough with its own kind.
Striped Pike-characin
FishBoulengerella lateristriga
A torpedo-shaped Amazonian predator that schools when young and hunts when older.
Striped Raphael
FishPlatydoras armatulus
The catfish that actually talks. And you can hear it through the glass.
Striped Silver Dollar
FishMetynnis fasciatus
A compact, banded silver dollar from the heart of the Amazon basin.
Striped Tucunare
FishCichla temensis
A giant Amazonian predator that outgrows almost every home aquarium.
Striped Woodcat
FishTrachelyopterichthys taeniatus
A boldly patterned Amazonian catfish that thrives in community tanks.
Sturgeon Catfish
FishLamontichthys filamentosus
A whip-finned Amazonian catfish whose fin filaments can outgrow its own body.
Sturgeon Catfish
FishPlatystomatichthys sturio
A skittish Amazon catfish with a peculiar profile and surprising longevity.
Sucker catfish
FishOtocinclus flexilis
A tiny algae grazer from Brazil with a surprising trick up its sleeve.
Suckermouth Catfishes
FishHypostomus sp
Ancient armored grazers from one of South America's most remote wild places.
Suckermouth Catfishes
FishHypostomus sp. "L231"
A mysterious Peruvian pleco whose identity still has scientists guessing.
Suckermouthed Catfish
FishHypostomus punctatus
A hardy Brazilian pleco that earns its keep cleaning up algae and debris.
Sunshine Pleco
FishScobinancistrus aureatus
A bold, deep-bodied Xingu pleco that earns its place with personality to spare.
Swamp Eel
FishSynbranchus madeirae
A secretive South American swamp eel with surprising parental instincts.
Sword-cheeked Tetra
FishCorynopoma riisei
An internal fertilizer with elaborate courtship tricks that most tetras can't match.
Swordtail
FishXiphophorus hellerii
The elongated tail sword makes males one of the most recognizable livebearers in the hobby.
Sychri Cory
FishCorydoras sychri
A tiny Peruvian catfish that blinks, breathes air, and loves company.
Tailspot corydoras
FishCorydoras caudimaculatus
A tiny armored catfish with a bold tail spot and surprisingly long lifespan.
Talking Catfish
FishAcanthodoras spinosissimus
A armored, sound-making catfish that thrives in good company.
Tamasopo Cichlid
FishHerichthys tamasopoensis
A rare Mexican cichlid from crystal-clear limestone rivers, built for hard water.
Tape grass
PlantVallisneria spiralis
A fast-spreading, ribbon-leafed background plant that practically grows itself.
Taurus Cory
FishAspidoras taurus
A pint-sized armored catfish that breathes air and thrives in groups.
T-bar Cichlid
FishAmatitlania sajica
A compact Costa Rican cichlid with fierce parental instincts packed into a small frame.