Species
Browsing 1,092 species. Use the filters below to narrow down.
Simor Fighter
FishBetta simorum
A shy wild betta from Indonesian blackwater that rewards patient, dedicated keepers.
Six-eyed Tetra
FishPhenacogaster tegatus
The tiny 'six-eyed tetra' from Paraguay with a trick spot pattern.
Skunk Cleaner Shrimp
InvertLysmata amboinensis
The reef's tiny cleaning crew, grooming fish who line up for the service.
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.
Slimy Loach
FishPangio myersi
A social, eel-like loach that piles into hiding spots with its companions.
Smallfin Fighter
FishBetta miniopinna
A tiny, dark peat-swamp Betta with vivid red pelvic fins and a gentle nature.
Smokey Glass Catfish
FishKryptopterus cryptopterus
A ghostly schooling catfish that disappears against the current
Smudge spot cory
FishCorydoras similis
A small armored catfish that breathes air and thrives in a lively group.
Snakehead Betta
FishBetta channoides
A tiny, peaceful mouthbrooder from Borneo's blackwater forest streams.
Snakeskin Barb
FishDesmopuntius rhomboocellatus
A peaceful Bornean barb that really comes alive in a proper-sized school.
Snakeskin Gourami
FishTrichogaster pectoralis
A gentle giant gourami that thrives where few fish could survive.
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.
Social Fairy Wrasse
FishCirrhilabrus rubriventralis
A jewel-toned Red Sea wrasse that dances through the water column in groups.
Solitary Cup Coral
CoralCynarina lacrymalis
A puffy, jewel-like solo coral that thrives in calm, dimly lit reef spots.
Solitary Disk Coral
CoralScolymia wellsii
A bold, single-polyp coral that rewards patient feeding with vivid growth.
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 Cup Coral
CoralCaryophyllia (Caryophyllia) inornata
A solitary cold-water cup coral with quiet charm and real character.
Southern Sailfin Catfish
FishPterygoplichthys anisitsi
A prehistoric-looking giant that moonlights as your tank's cleanup crew.
Spanish Shawl
InvertFlabellina iodinea
A vivid Pacific nudibranch that's as demanding as it is decorative.
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.
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.
Splendid Killifish
FishAphanius splendens
A rare Turkish killifish relative worth keeping for conservation as much as curiosity.
Splendid Rainbow Wrasse
FishHalichoeres marginatus
A reef wrasse that shifts from drab to vivid as it matures.
Spotcheek Cichlid
FishThorichthys maculipinnis
A gentle Central American cichlid that surprises with its delicate spotted fins.
Spottail Killifish
FishHeterandria bimaculata
A bold Central American livebearer with attitude to match its size.
Spotted
FishSewellia sp. "SEW01"
A bold hillstream loach from Vietnam with a spotted pattern and real personality.
Spotted Barb
FishBarbodes binotatus
A wide-ranging Asian barb with a surprisingly variable spotted pattern.
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.