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
Hydrocotyle Sp. 'japan'
PlantHydrocotyle tripartita
A fast-spreading ground cover that forms a bright green carpet with minimal fuss.
Ibanorum Betta
FishBetta ibanorum
A blackwater mouthbrooder from Borneo that rewards patient, dedicated keepers.
Indian Chaca
FishChaca chaca
A living lure: the ambush catfish that fishes for its own dinner.
Indian Glass Perch
FishParambassis ranga
A living x-ray fish whose transparent body reveals its skeleton and organs.
Indian Hatchet Fish
FishLaubuka laubuca
A schooling surface-dweller with a genuinely tangled identity across Asia.
Indochinese Needlefish
FishXenentodon canciloides
A freshwater needlefish that's calmer than its needle-filled grin suggests.
Indonesian Snakehead
FishChanna micropeltes
A genuinely massive predator that outgrows most home aquariums before you know it.
Irian Rainbowfish
FishMelanotaenia irianjaya
A rarely seen rainbowfish with an unusual fin shape that sets it apart from its cousins.
Jaguar Loach
FishYasuhikotakia splendida
A rare Mekong loach with bold spots, yellow fins, and fascinating social rituals.
Japanese medaka
FishOryzias latipes
The first vertebrate to mate in space, now a rewarding nano fish for patient keepers.
Java Barb
FishBarbonymus gonionotus
A large, active schooling barb that needs space and robust tank companions.
Java Combtail
FishBelontia hasselti
A large, territorial labyrinth fish that rewards patient, experienced keepers.
Javaen Barb
FishSystomus orphoides
A boisterous, patterned barb that needs bold tankmates and room to roam.
Java Fern
PlantMicrosorum pteropus
A tough, adaptable fern that thrives even when most plants would give up.
Java Fern
PlantMicrosorum pteropus 'Narrow'
A slender-leaved Java fern variety that attaches itself to wood and stone.
Java Fightingfish
FishBetta picta
A mild-mannered mouthbrooding betta that makes the whole genus look bad by comparison.
Java Moss
PlantTaxiphyllum barbieri
The toughest, most versatile moss in the freshwater hobby.
Javan Ricefish
FishOryzias javanicus
A surface-dwelling ricefish with surprisingly complex spawning behavior, rarely seen for sale.
Kabili Bumblebee Goby
FishBrachygobius kabiliensis
Tiny bumblebee-patterned goby from Borneo's mangroves, surprisingly manageable for new keepers.
Kapuas Betta
FishBetta krataios
A tiny mouthbrooding betta from Borneo's blackwater streams, best kept in quiet company.
Karnataka Labeo
FishLabeo calbasu
A large, algae-grazing river fish best appreciated outside the home aquarium.
Kissing Gourami
FishHelostoma temminkii
The infamous 'kissing fish' hides a complicated personality behind its pucker.
Krabi Mouth Brooding Betta
FishBetta simplex
A rare mouth-brooding betta from Thailand's limestone streams, peaceful by betta standards.
Kubuna Hardyhead
FishCraterocephalus randi
A slender, active schooler from the clear streams of New Guinea.
Kuhli Loach
FishPangio kuhlii
The eel-like bottom dweller that disappears for weeks and reappears at midnight.
Kuhli Loach
FishPangio cuneovirgata
A rare kuhli lookalike from blackwater peat swamps, seldom seen outside expert collections.
Kuhli Loach
FishPangio filinaris
A slender, plain-bodied eel loach from the forested streams of peninsular Malaysia.
Kuhli Loach
FishPangio malayana
A slender kuhli loach relative that travels incognito in mixed shipments
Kuhli Loach
FishPangio piperata
A speckled, secretive kuhli loach that turns up as a mystery in mixed shipments.
Kuhli Loach
FishPangio sp. "PAN03"
A mystery kuhli loach from Borneo that science hasn't named yet.
Lake Inle Red-tailed Loach
FishPetruichthys brevis
A tiny loach from Myanmar's famous Inle Lake, best kept in groups.
Lake Kurumoi Rainbowfish
FishMelanotaenia parva
A rare mountain lake gem that puts on a show at feeding time.
Lambchop Rasbora
FishTrigonostigma espei
A copper-bodied schooler whose distinctive lambchop marking sets it apart from look-alikes.
Lancer Catfish
FishBagrichthys macracanthus
A nocturnal lancer catfish with territorial attitude and a dramatic dorsal spine.
Lancer Catfish
FishBagrichthys majusculus
A secretive Thai catfish with territorial attitude and a spine worth respecting.
Largescaled Rasbora
FishRasbora paucisqualis
A tiny forest stream rasbora from the Mekong, rarely seen outside scientific collections.