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Species

Browsing 854 species. Use the filters below to narrow down.

Jerdon's Baril

Jerdon's Baril

Fish

Barilius canarensis

A bold, fast-moving schooler from Indian hill streams that needs equally spirited tankmates.

Jerdon's carp

Jerdon's carp

Fish

Hypselobarbus jerdoni

A rare, river-schooling giant from the Western Ghats, seldom seen in the hobby.

Jonklaas's Loach

Jonklaas's Loach

Fish

Lepidocephalichthys jonklaasi

A rare Sri Lankan loach hidden beneath leaf litter, seldom seen in the hobby.

Jumbie Teta

Jumbie Teta

Fish

Ancistrus cf cirrhosus

The bristlenose catfish: a compact, algae-grazing workhorse with a face only a hobbyist could love.

Jumbo Cory

Jumbo Cory

Fish

Corydoras multiradiatus

A large, long-snouted cory with a fascinating air-breathing trick up its sleeve.

Jutai

Jutai

Fish

Apistogramma sp. "Kelleri"

A mouthbrooding dwarf cichlid with a remarkably flexible approach to raising its young.

Kabili Bumblebee Goby

Kabili Bumblebee Goby

Fish

Brachygobius kabiliensis

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

Kampango

Kampango

Fish

Bagrus meridionalis

A giant Lake Malawi catfish with one of the most complex social lives in freshwater.

Kane's cory

Kane's cory

Fish

Corydoras kanei

A small, spotted cory from blackwater rivers that breathes air and charms beginners.

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.

Killifish

Killifish

Fish

Austrolebias adloffi

A tiny annual killifish that races through its entire life cycle in months.

Kissing Gourami

Kissing Gourami

Fish

Helostoma temminkii

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

Kissing Prochilodus

Kissing Prochilodus

Fish

Semaprochilodus insignis

A migratory Amazon grazer that plays a surprising ecological role in the wild.

Kooli Barb

Kooli Barb

Fish

Puntius vittatus

A peaceful little barb from rice fields and streams, best kept in lively groups.

Korean Bitterling

Korean Bitterling

Fish

Acheilognathus signifer

A Korean bitterling with one of the most bizarre spawning strategies in freshwater fish

Korean Doty Barbel

Korean Doty Barbel

Fish

Hemibarbus mylodon

A hefty Korean river barb that rewards simple, spacious setups.

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.

Krauss' Basketmouth

Krauss' Basketmouth

Fish

Caquetaia kraussii

A predatory Colombian cichlid that lurks in swamps and ambushes its prey.

Kribensis

Kribensis

Fish

Pelvicachromis pulcher

A beginner-friendly cichlid that breeds willingly and parents like a pro.

Kribensis

Kribensis

Fish

Pelvicachromis subocellatus

A cave-spawning dwarf cichlid whose females put on a dazzling courtship display.

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.

Kuiter's Wrasse

Kuiter's Wrasse

Fish

Macropharyngodon kuiteri

A boldly patterned reef wrasse that thrives in small, active groups.

L128

L128

Fish

Hemiancistrus sp

A spot-patterned Orinoco pleco with a taxonomic identity that's still up for debate.

L234

L234

Fish

Megalancistrus sp. "L234"

A massive, aggressive pleco from eastern Brazil that demands respect and space.

L239

L239

Fish

Baryancistrus beggini

A tiny, dark-bodied pleco with an iridescent blue sheen from Guyana Shield rapids.

L260

L260

Fish

Hypancistrus sp. "L260"

A fine-patterned Tapajós pleco that breeds readily and stays compact.

Lacrimostigmata Cory

Lacrimostigmata Cory

Fish

Corydoras lacrimostigmata

A tiny armored catfish that may mimic its wild neighbors to blend in.

Lake Inle Red-tailed Loach

Lake Inle Red-tailed Loach

Fish

Petruichthys brevis

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

Lambchop Rasbora

Lambchop Rasbora

Fish

Trigonostigma espei

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

Lambert's cory

Lambert's cory

Fish

Corydoras lamberti

A rare and enigmatic armored catfish from the Peruvian Amazon, best kept in groups.