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.
460 species · freshwater
Other regions in Asia
Cobalt Blue Goby
FishStiphodon semoni
A tiny rainforest stream goby with big personality and territorial tendencies.
Crazy Fish
FishButis butis
The brackish ambush predator that hunts just as happily upside down as right-side up.
Croaking Gourami
FishTrichopsis vittata
The gourami that settles arguments with sound instead of fins.
Crocodile Catfish
FishBagarius suchus
A rapids-dwelling predator built more for public aquariums than home tanks.
Crocodile Stickleback
FishIndostomus crocodilus
A tiny armored oddity from Thai blackwater streams, best kept in small groups.
Crystal Red Shrimp
InvertCaridina cantonensis
Boldly patterned dwarf shrimp that reward careful water chemistry with constant activity.
Crystal Red Shrimp
InvertCaridina logemanni
The iconic red-and-white dwarf shrimp that turned nano tanks into an art form.
Daisy's Ricefish
FishOryzias woworae
A tiny Indonesian ricefish that glows red and blue at spawning time.
Day's mystus
FishMystus bleekeri
A sociable South Asian catfish that thrives in groups and fits larger community tanks well.
Deep Body Bitterling
FishAcheilognathus macropterus
A large bitterling with a bizarre mussel-breeding strategy unlike almost any other fish.
Dojo Loach
FishMisgurnus anguillicaudatus
The loach that supposedly predicts the weather and definitely has personality.
Downoi
PlantPogostemon helferi
A compact, starry rosette plant that carpets the foreground with unusual charm.
Dr. Pridi's Loach
FishSchistura pridii
A tiny, feisty loach with bold dragon-like patterning from Thai mountain streams.
Dwarf Chain Loach
FishYasuhikotakia sidthimunki
A daylight-active schooling loach with a bold ladder-patterned back and big personality.
Dwarf Clown Loach
FishAmbastaia sidthimunki
Tiny loach with big social rituals and a personality to match
Dwarf Horse-faced Loach
FishAcanthopsoides molobrion
A pint-sized Bornean loach with a horse-faced look and big personality.
Dwarf Horse-face Loach
FishAcanthopsoides robertsi
A tiny burrowing loach with a distinctive caudal marking and big personality.
Dwarf Horse-face Loach
FishAcanthopsoides sp. "A02"
A tiny, sand-loving dwarf horse-face loach that's trickier to ID than to keep.
Dwarf Hygrophila
PlantHygrophila polysperma
The bulletproof beginner plant that thrives on neglect and outgrows almost anything.
Dwarf Medaka
FishOryzias minutillus
A tiny ricefish from Southeast Asian swamps that breeds readily in nano tanks.
Dwarf Mouthbrooder
FishBetta dimidiata
A tiny forest stream betta with a spade-shaped tail and mouthbrooding dad.
Dwarf Puffer
FishCarinotetraodon salivator
A pint-sized puffer from Borneo's fast-flowing streams, full of personality.
Dwarf scissortail rasbora
FishRasbosoma spilocerca
A tiny Mekong surface dweller that rewards patient keepers with lively schooling behavior.
Dwarf Snakehead
FishChanna gachua
A mouthbrooding snakehead small enough for a community tank with the right neighbors.
East Indies Glass Catfish
FishKryptopterus macrocephalus
A rare peat-stream catfish that schools and stays genuinely peaceful in community tanks.
Eel Loach
FishPangio anguillaris
A worm-like burrowing loach that's rarely seen but endlessly fascinating.
Eel Loach
FishPangio sp. "PAN02"
A mystery kuhli loach with sharp sub-ocular spines and a fondness for piling into hiding spots.
Elephant Ear Gourami
FishOsphronemus exodon
A leaping, fruit-snatching giant with teeth that stay visible when its mouth is closed.
Emerald-eyed Rasbora
FishBrevibora dorsiocellata
A tiny, peaceful schooler with a vivid flash of green in its eye.
Emerald green betta
FishBetta smaragdina
A wild-caught relative of the common betta with iridescent emerald scales and surprising calm.
Emperor Snakehead
FishChanna marulioides
A large, predatory swamp hunter with dramatic color variations across its range.
Eyespotted Borneo sucker
FishGastromyzon ocellatus
A patterned Bornean stream-clinger with a bold red tail and real personality.
Falcate Chameleon Catfish
FishAcrochordonichthys gyrinus
A skin-shedding catfish that produces a milky defensive toxin when stressed.
False Black Lancer
FishBagrichthys macropterus
A river-bottom detritivore from Southeast Asia's murky floodplain systems.
False Black Lancer
FishBagrichthys obscurus
A bottom-dwelling catfish that minds its own business. Unless you're a rival.
False Eight-banded Barb
FishEirmotus insignis
A tiny barb with bold banding, best appreciated in a species-focused nano setup.