Species
Browsing 786 species. Use the filters below to narrow down.
Slender Hemiodus
FishHemiodus gracilis
A fast-moving Amazon schooler that thrives in large, active biotope communities.
Slender Lungfish
FishProtopterus dolloi
A living fossil that breathes air and can crawl across dry land.
Slender Rainbowfish
FishMelanotaenia gracilis
A rare, slender Australian rainbow from one of the continent's most remote river systems.
Smudge spot cory
FishCorydoras similis
A small armored catfish that breathes air and thrives in a lively group.
Snakeskin Barb
FishDesmopuntius rhomboocellatus
A peaceful Bornean barb that really comes alive in a proper-sized school.
Snowball Pleco
FishHypancistrus inspector
Bold spotted pleco from Venezuelan rapids, compact enough for a mid-size tank.
Somphongs's Rasbora
FishTrigonostigma somphongsi
One of the rarest aquarium fish alive, rescued from the edge of extinction.
Sorong Rainbowfish
FishMelanotaenia fredericki
A compact Indonesian rainbowfish with vivid color that rewards attentive keepers.
Spiny Catfish
FishClarotes laticeps
A wide-headed African predator that will outgrow most home aquariums.
Spiny Stream Pleco
FishHypostomus latifrons
A hardy Paraguayan armored catfish with a surprising ability to breathe air.
Splash Tetra
FishCopella arnoldi
The fish that leaps out of water to lay eggs on leaves above the surface.
Splash Tetra
FishCopella carsevennensis
A tiny surface-dweller with one of the most acrobatic spawning rituals in freshwater fishkeeping.
Spotfin Goby Cichlid
FishTanganicodus irsacae
A wave-zone specialist that hops across rocks like no other cichlid.
Spot-tail
FishBrycinus imberi
A wide-ranging African schooler that brings energy and size to larger tanks.
Spottail Killifish
FishHeterandria bimaculata
A bold Central American livebearer with attitude to match its size.
Spotted Cichlid
FishAustraloheros facetus
A tough South American cichlid with a big personality and surprising cold tolerance.
Spotted Cory
FishCorydoras brevirostris
A tiny armored catfish with a surprisingly long lifespan and a talent for breathing air.
Spotted Hillstream Loach
FishGastromyzon punctulatus
A pint-sized Bornean hillstream loach that grazes algae like a tiny lawnmower.
Spotted Hoplo
FishMegalechis thoracata
A tough, bubble-nesting catfish that breathes air and shrugs off rough conditions.
Spotted leporinus
FishLeporinus maculatus
A swift-water Guianan pencilfish relative with a spotted pattern and real personality.
Spotted Orange Seam Plec
FishHemiancistrus guahiborum
A territorial Orinoco plec with vivid orange-edged fins and a fascinating ability to breathe air.
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 Shrimp Goby
FishAmblyeleotris guttata
A reef sand specialist that shares its home with an almost-blind shrimp partner.
Spotted silver dollar
FishMetynnis lippincottianus
The piranha cousin with spots and a peaceful disposition that surprises most keepers.
Spotted Tilapia
FishTilapia mariae
A bold West African cichlid with serious parenting instincts and a territorial streak.
Stalsberg's Cichlid
FishAndinoacara stalsbergi
A Pacific-slope cichlid built for hard, alkaline, and even brackish water.
Stick Catfish
FishAcestridium dichromum
A twig-mimicking catfish from blackwater Orinoco rivers, rarely seen in the trade.
Striped Dwarf Cichlid
FishPelvicachromis taeniatus
A cave-spawning West African dwarf cichlid with vivid breeding colors and real personality.
Striped Flying Barb
FishEsomus metallicus
A slender, surface-loving schooler with famously long barbels and a feisty streak.
Striped Headstander
FishAnostomus anostomus
A boldly striped South American fish that swims nose-down and plays rough with its own kind.
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.
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.
Sultan Fish
FishLeptobarbus rubripinna
A giant barb sold small, with a wild reputation for getting 'drunk' on rainforest seeds.