Aquariumpro
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RegionFreshwaterBrackish

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'

Hydrocotyle Sp. 'japan'

Plant

Hydrocotyle tripartita

A fast-spreading ground cover that forms a bright green carpet with minimal fuss.

Ibanorum Betta

Ibanorum Betta

Fish

Betta ibanorum

A blackwater mouthbrooder from Borneo that rewards patient, dedicated keepers.

Indian Chaca

Indian Chaca

Fish

Chaca chaca

A living lure: the ambush catfish that fishes for its own dinner.

Indian Glass Perch

Indian Glass Perch

Fish

Parambassis ranga

A living x-ray fish whose transparent body reveals its skeleton and organs.

Indian Hatchet Fish

Indian Hatchet Fish

Fish

Laubuka laubuca

A schooling surface-dweller with a genuinely tangled identity across Asia.

Indochinese Needlefish

Indochinese Needlefish

Fish

Xenentodon canciloides

A freshwater needlefish that's calmer than its needle-filled grin suggests.

Indonesian Snakehead

Indonesian Snakehead

Fish

Channa micropeltes

A genuinely massive predator that outgrows most home aquariums before you know it.

Irian Rainbowfish

Irian Rainbowfish

Fish

Melanotaenia irianjaya

A rarely seen rainbowfish with an unusual fin shape that sets it apart from its cousins.

Jaguar Loach

Jaguar Loach

Fish

Yasuhikotakia splendida

A rare Mekong loach with bold spots, yellow fins, and fascinating social rituals.

Japanese medaka

Japanese medaka

Fish

Oryzias latipes

The first vertebrate to mate in space, now a rewarding nano fish for patient keepers.

Java Barb

Java Barb

Fish

Barbonymus gonionotus

A large, active schooling barb that needs space and robust tank companions.

Java Combtail

Java Combtail

Fish

Belontia hasselti

A large, territorial labyrinth fish that rewards patient, experienced keepers.

Javaen Barb

Javaen Barb

Fish

Systomus orphoides

A boisterous, patterned barb that needs bold tankmates and room to roam.

Java Fern

Java Fern

Plant

Microsorum pteropus

A tough, adaptable fern that thrives even when most plants would give up.

Java Fern

Java Fern

Plant

Microsorum pteropus 'Narrow'

A slender-leaved Java fern variety that attaches itself to wood and stone.

Java Fightingfish

Java Fightingfish

Fish

Betta picta

A mild-mannered mouthbrooding betta that makes the whole genus look bad by comparison.

Java Moss

Java Moss

Plant

Taxiphyllum barbieri

The toughest, most versatile moss in the freshwater hobby.

Javan Ricefish
✨AI

Javan Ricefish

Fish

Oryzias javanicus

A surface-dwelling ricefish with surprisingly complex spawning behavior, rarely seen for sale.

Kabili Bumblebee Goby

Kabili Bumblebee Goby

Fish

Brachygobius kabiliensis

Tiny bumblebee-patterned goby from Borneo's mangroves, surprisingly manageable for new keepers.

Kapuas Betta

Kapuas Betta

Fish

Betta krataios

A tiny mouthbrooding betta from Borneo's blackwater streams, best kept in quiet company.

Karnataka Labeo

Karnataka Labeo

Fish

Labeo calbasu

A large, algae-grazing river fish best appreciated outside the home aquarium.

Kissing Gourami

Kissing Gourami

Fish

Helostoma temminkii

The infamous 'kissing fish' hides a complicated personality behind its pucker.

Krabi Mouth Brooding Betta

Krabi Mouth Brooding Betta

Fish

Betta simplex

A rare mouth-brooding betta from Thailand's limestone streams, peaceful by betta standards.

Kubuna Hardyhead
✨AI

Kubuna Hardyhead

Fish

Craterocephalus randi

A slender, active schooler from the clear streams of New Guinea.

Kuhli Loach

Kuhli Loach

Fish

Pangio kuhlii

The eel-like bottom dweller that disappears for weeks and reappears at midnight.

Kuhli Loach

Kuhli Loach

Fish

Pangio cuneovirgata

A rare kuhli lookalike from blackwater peat swamps, seldom seen outside expert collections.

Kuhli Loach

Kuhli Loach

Fish

Pangio filinaris

A slender, plain-bodied eel loach from the forested streams of peninsular Malaysia.

Kuhli Loach

Kuhli Loach

Fish

Pangio malayana

A slender kuhli loach relative that travels incognito in mixed shipments

Kuhli Loach

Kuhli Loach

Fish

Pangio piperata

A speckled, secretive kuhli loach that turns up as a mystery in mixed shipments.

Kuhli Loach

Kuhli Loach

Fish

Pangio sp. "PAN03"

A mystery kuhli loach from Borneo that science hasn't named yet.

Lake Inle Red-tailed Loach
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Lake Inle Red-tailed Loach

Fish

Petruichthys brevis

A tiny loach from Myanmar's famous Inle Lake, best kept in groups.

Lake Kurumoi Rainbowfish

Lake Kurumoi Rainbowfish

Fish

Melanotaenia parva

A rare mountain lake gem that puts on a show at feeding time.

Lambchop Rasbora

Lambchop Rasbora

Fish

Trigonostigma espei

A copper-bodied schooler whose distinctive lambchop marking sets it apart from look-alikes.

Lancer Catfish

Lancer Catfish

Fish

Bagrichthys macracanthus

A nocturnal lancer catfish with territorial attitude and a dramatic dorsal spine.

Lancer Catfish
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Lancer Catfish

Fish

Bagrichthys majusculus

A secretive Thai catfish with territorial attitude and a spine worth respecting.

Largescaled Rasbora

Largescaled Rasbora

Fish

Rasbora paucisqualis

A tiny forest stream rasbora from the Mekong, rarely seen outside scientific collections.