Southeast Asia
The Mekong, Chao Phraya, and the rivers of Borneo, Sumatra, and Java — home to bettas, gouramis, rasboras, barbs, and many iconic community fish.
473 species
Other regions in Asia
Slender Betta
FishBetta bellica
A slender peat swamp betta that rewards patient, thoughtful keepers
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.
Smallscale Archerfish
FishToxotes microlepis
The freshwater archer that hunts insects by spitting water with sniper precision.
Smokey Glass Catfish
FishKryptopterus cryptopterus
A ghostly schooling catfish that disappears against the current
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.
Snake-skin Gourami
FishTrichopodus pectoralis
A big, peaceful gourami with wild origins in the flooded forests of Southeast Asia.
Snakeskin Gourami
FishTrichogaster pectoralis
A gentle giant gourami that thrives where few fish could survive.
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 Saratoga
FishScleropages leichardti
Australia's ancient surface predator, built for ambush and best kept alone.
Sparkling Gourami
FishTrichopsis pumila
Tiny gourami that settles disputes by croaking like a miniature frog
Spiketail Paradise Fish
FishPseudosphromenus cupanus
A shy, small labyrinth fish with secretive bubble-nesting habits worth watching.
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 Hampala Barb
FishHampala dispar
A fast-moving Mekong predator that stays manageable enough for a large community tank.
Spotted Hillstream Loach
FishGastromyzon punctulatus
A pint-sized Bornean hillstream loach that grazes algae like a tiny lawnmower.
Spotted Hillstream Loach
FishSewellia speciosa
A spotted hillstream loach that's feisty, fascinating, and surprisingly easy to breed.
Spotted Kuhli Loach
FishPangio muraeniformis
A slithery little bottom-dweller with a bold spotted pattern and a 10-year lifespan.
Strawberry Rasbora
FishBoraras naevus
A thumbnail-sized Thai rasbora with bold body blotches and big personality in groups.
Strawberry Spot Sucker Loach
FishErromyzon sp. "Red Spots"
A rarely identified hillstream loach with bold red spots and fascinating spawning behavior.
Striped barb
FishPuntius lineatus
A peaceful Bornean barb that shows its best colors in a proper school.
Striped Catfish
FishPangasionodon hypophthalmus
Sold as a tiny silver juvenile, grows into a tank-busting giant.
Striped Flying Barb
FishEsomus metallicus
A slender, surface-loving schooler with famously long barbels and a feisty streak.
Striped Hill Trout
FishBarilius barna
A bold, fast-moving hill stream schooler that keeps its tankmates on their toes.
Striped mud carp
FishGymnostomus lineatus
A floodplain grazer with faint lateral stripes and a wandering lifestyle.
Striped Scat
FishSelenotoca multifasciata
A bold, active brackish fish that grows big and keeps things lively.
Sucker Barb
FishBarbichthys laevis
A gentle giant barb that grazes its way through Southeast Asian rivers.
Sulawesi Ricefish
FishOryzias eversi
A tiny Sulawesi ricefish with a fascinating pelvic-brooding trick.
Sulawesi Ricefish
FishOryzias wolasi
A tiny Sulawesi ricefish with glowing color and surprisingly easy breeding habits.
Sultan Fish
FishLeptobarbus rubripinna
A giant barb sold small, with a wild reputation for getting 'drunk' on rainforest seeds.
Sumatran Barb
FishNeolissochilus sumatranus
A sleek Sumatran river barb that rewards patient, attentive keepers.
Sumatran Featherback
FishChitala hypselonotus
A massive, air-breathing knifefish from the jungle rivers of Borneo and Sumatra.
Sumatran Mini Royal Loach
FishKottelatlimia pristes
A tiny blackwater loach from Borneo that punches above its weight in personality.
Sun Loach
FishYasuhikotakia eos
A bold, clicking loach from fast Mekong rivers that demands respect and companions.