Species
Browsing 643 species. Use the filters below to narrow down.
Skunk Corydoras
FishCorydoras arcuatus
A boldly striped little catfish that breathes air and moves in cheerful gangs.
Slender Hemiodus
FishHemiodus gracilis
A fast-moving Amazon schooler that thrives in large, active biotope communities.
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.
Snyder's Barb
FishPuntius snyderi
Taiwan's little-known barb that rivals the golden barb in looks but rarely in fame.
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.
Southern Sailfin Catfish
FishPterygoplichthys anisitsi
A prehistoric-looking giant that moonlights as your tank's cleanup crew.
Sparkling Gourami
FishTrichopsis pumila
Tiny gourami that settles disputes by croaking like a miniature frog
Spilotus Cory
FishAspidoras spilotus
A tiny Brazilian cory relative that can gulp air when needed.
Spiny Stream Pleco
FishHypostomus latifrons
A hardy Paraguayan armored catfish with a surprising ability to breathe air.
Spixi Snail
InvertAsolene spixi
A compact, zebra-striped apple snail that actually eats pest snails.
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.
Spottail Killifish
FishHeterandria bimaculata
A bold Central American livebearer with attitude to match its size.
Spotted Barbel
FishHemibarbus maculatus
A bold, active coolwater fish with a row of dramatic flank spots.
Spotted Cory
FishCorydoras brevirostris
A tiny armored catfish with a surprisingly long lifespan and a talent for breathing air.
Spotted Danio
FishBrachydanio nigrofasciatus
A rare, peaceful little danio from Myanmar that rewards patient keepers.
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 Kuhli Loach
FishPangio muraeniformis
A slithery little bottom-dweller with a bold spotted pattern and a 10-year lifespan.
Spotted Metynnis
FishMetynnis maculatus
A schooling cousin of the piranha that mostly just wants to eat your plants.
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.
Starlet Sea Star
InvertAsterina gibbosa
A tiny, hardy sea star that's more interesting than it first appears.
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.
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.
Suckermouthed Catfish
FishHypostomus punctatus
A hardy Brazilian pleco that earns its keep cleaning up algae and debris.
Sumatran Barb
FishNeolissochilus sumatranus
A sleek Sumatran river barb that rewards patient, attentive keepers.