๐ Schooling fish
Species that need the company of their own kind to thrive. Kept in appropriate groups, schooling fish produce some of the most mesmerizing displays in the hobby.
797 species
Imitator Cory
FishCorydoras imitator
A long-lived Rio Negro cory that schools with its color-alike cousins in the wild
Indawgyi Stream Catfish
FishAkysis prashadi
A pint-sized Myanmar catfish that vanishes into the sand, barbels first.
Indian Glassfish
FishChanda ranga
A ghostly glass fish from Asian rivers, delicate but endlessly fascinating.
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.
Indian Hill Trout
FishBarilius bendelisis
A fast-moving hill stream fish that needs bold tankmates and plenty of room.
Indian Maharaja Barb
FishPuntius sahyadriensis
A rare Indian hill-stream barb that truly shines when kept in a proper school.
Indian Ocean Bannerfish
FishHeniochus pleurotaenia
A rarely seen bannerfish that schools in impressive numbers across Indian Ocean reefs.
Indian Ricefish
FishOryzias dancena
A tiny, peaceful ricefish that carries its eggs like a living clutch before planting them.
Indigo Barb
FishPethia setnai
A peaceful, school-loving barb from Goa's clear streams, perfect for community tanks.
Indochinese Needlefish
FishXenentodon canciloides
A freshwater needlefish that's calmer than its needle-filled grin suggests.
Irian Rainbowfish
FishMelanotaenia irianjaya
A rarely seen rainbowfish with an unusual fin shape that sets it apart from its cousins.
Iridescent Cardinalfish
FishPristiapogon kallopterus
A subtly shimmering cardinalfish that thrives where many marines struggle.
Irrawaddy Danio
FishDevario apogon
A tiny Irrawaddy danionin that hobbyists have barely had a chance to meet yet.
Isthmian Priapella
FishPriapella intermedia
A sleek Mexican livebearer that leaps clear of the water to catch insects.
Jae Barb
FishBarbus jae
A tiny, jewel-toned African barb best kept in a species-focused setup
Jaguar Loach
FishYasuhikotakia splendida
A rare Mekong loach with bold spots, yellow fins, and fascinating social rituals.
January Tetra
FishHemigrammus hyanuary
A peaceful little tetra that looks like a stretched head-and-tail light fish.
Java Barb
FishBarbonymus gonionotus
A large, active schooling barb that needs space and robust tank companions.
Javaen Barb
FishSystomus orphoides
A boisterous, patterned barb that needs bold tankmates and room to roam.
Javan Ricefish
FishOryzias javanicus
A surface-dwelling ricefish with surprisingly complex spawning behavior, rarely seen for sale.
Jellybean Tetra
FishLepidarchus adonis
A tiny, transparent West African gem that rewards patient, detail-oriented keepers.
Jelly Bean Tetra
FishLadigesia roloffi
A tiny West African gem that thrives in groups and rewards patient keepers.
Jerdon's Baril
FishBarilius canarensis
A bold, fast-moving schooler from Indian hill streams that needs equally spirited tankmates.
Jerdon's carp
FishHypselobarbus jerdoni
A rare, river-schooling giant from the Western Ghats, seldom seen in the hobby.
Jumbo Cory
FishCorydoras multiradiatus
A large, long-snouted cory with a fascinating air-breathing trick up its sleeve.
Kabili Bumblebee Goby
FishBrachygobius kabiliensis
Tiny bumblebee-patterned goby from Borneo's mangroves, surprisingly manageable for new keepers.
Kamaka Rainbowfish
FishMelanotaenia kamaka
A vividly colored rainbowfish with the active personality to match its appearance.
Kane's cory
FishCorydoras kanei
A small, spotted cory from blackwater rivers that breathes air and charms beginners.
Katvis
FishPimelodus ornatus
A bold, predatory catfish with toxic spines and serious schooling instincts.
Kissing Prochilodus
FishSemaprochilodus insignis
A migratory Amazon grazer that plays a surprising ecological role in the wild.
Kooli Barb
FishPuntius vittatus
A peaceful little barb from rice fields and streams, best kept in lively groups.
Krieg's Mini Tetra
FishOdontostilbe kriegi
A small, peaceful South American schooler that thrives in the mid-water column.
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.