Aquariumpro
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๐Ÿ 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

Banded Rainbowfish

Banded Rainbowfish

Fish

Melanotaenia trifasciata

A dazzling Australian native whose true colors take patience to reveal.

Banded Silver Dollar

Banded Silver Dollar

Fish

Metynnis hypsauchen fasciatus

A silver dollar relative with bold barring that makes it stand out in the group.

Banded Tiger Loach

Banded Tiger Loach

Fish

Syncrossus helodes

A bold, large loach that needs space, company, and an owner who means business.

Banded Unicornfish

Banded Unicornfish

Fish

Naso annulatus

A genuinely massive unicornfish that schools on outer reef walls across the Indo-Pacific.

Bandit Cory

Bandit Cory

Fish

Corydoras metae

The bandit-masked cory with a longer lifespan than most fishkeepers expect.

Bannerfish

Bannerfish

Fish

Heniochus diphreutes

The Moorish Idol lookalike that actually thrives in aquariums

Bannertail Cory

Bannertail Cory

Fish

Corydoras robineae

The bannertail cory: bold markings, fascinating air-gulping behavior, and surprising longevity.

Barberfish

Barberfish

Fish

Johnrandallia nigrirostris

A schooling butterflyfish that moonlights as a cleaner fish on Pacific reefs.

Barna Baril

Barna Baril

Fish

Opsarius barna

A bold, fast-moving hill stream schooler that needs equally spirited tankmates.

Barred Danio

Barred Danio

Fish

Devario pathirana

A rare Sri Lankan danio with bold vertical bars and a lively, boisterous personality.

Barred Loach

Barred Loach

Fish

Nemacheilus fasciatus

A neatly patterned stream loach from the cool highlands of Sumatra and Java.

Barred Loach

Barred Loach

Fish

Syncrossus beauforti

A boldly patterned, boisterous loach that demands space and respectful tankmates.

Barred Spinefoot

Barred Spinefoot

Fish

Siganus doliatus

A reef grazer that pairs up young and carries venomous spines as backup.

Bartlett's Anthias

Bartlett's Anthias

Fish

Pseudanthias bartlettorum

A sociable reef fish that thrives in groups and brings constant mid-water activity.

Batanta Blue Rainbowfish
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Batanta Blue Rainbowfish

Fish

Melanotaenia synergos

A compact, clear-water rainbowfish from Batanta Island's pristine forest rivers.

Batasio

Batasio

Fish

Batasio tigrinus

A compact Thai catfish with bold tiger patterning and feisty personality.

Batik Loach

Batik Loach

Fish

Mesonoemacheilus triangularis

A boldly patterned Indian hillstream loach with a famously unpredictable temper.

Beardless Barb

Beardless Barb

Fish

Cyclocheilichthys apogon

A schooling barb built for large, lively communities. No barbels, plenty of personality.

Beautiful Scaled Characin

Beautiful Scaled Characin

Fish

Copella nattereri

A subtly patterned characin with fascinating competitive courtship behavior.

Belgian Flag Tetra

Belgian Flag Tetra

Fish

Hyphessobrycon heterorhabdus

A tricolor tetra named for its flag-like red, yellow, and black striping.

Bengal Danio

Bengal Danio

Fish

Devario devario

A bold, wide-ranging danio that rewards keepers who give it room to school properly.

Bicolor chromis
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Bicolor chromis

Fish

Chromis margaritifer

A boldly two-toned reef damselfish that holds its own in a community tank.

Big-eyed Cachorro

Big-eyed Cachorro

Fish

Acestrorhynchus falcirostris

A riverine ambush predator that plays surprisingly well with tankmates it can't eat.

Big-nose Unicornfish

Big-nose Unicornfish

Fish

Naso vlamingii

A color-shifting open-water unicornfish that needs serious space to roam.

Black-axil Chromis

Black-axil Chromis

Fish

Chromis atripectoralis

A schooling reef damsel that actually plays nice with its tankmates.

Blackband Copella

Blackband Copella

Fish

Copella callolepis

A tiny Amazonian schooler that rewards patience with vivid courtship displays.

Blackbanded Pyrrhulina
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Blackbanded Pyrrhulina

Fish

Copella nigrofasciata

A dapper little Amazonian splasher with devoted fathering instincts.

Black Darter Tetra

Black Darter Tetra

Fish

Poecilocharax weitzmani

A cave-guarding micro-predator from blackwater South America with serious attitude.

Black-ear Pacu

Black-ear Pacu

Fish

Myleus schomburgkii

A disc-shaped, plant-munching pacu with a bold black flank bar and surprisingly peaceful nature.

Black Fin Barb

Black Fin Barb

Fish

Pethia nigripinnis

A cool-water gem from India's Western Ghats, rarely seen outside specialist collections.

Black Kuhli Loach

Black Kuhli Loach

Fish

Pangio oblonga

A slender, uniformly dark loach that loves company and hides in plain sight.

Black-lined Loach

Black-lined Loach

Fish

Ambastaia nigrolineata

A rare, sociable loach with bold racing stripes and fascinating group behaviors.

Blackline Penguinfish

Blackline Penguinfish

Fish

Thayeria boehlkei

The tetra that swims nose-up and wears a bold racing stripe to its tail.

Blackline Rasbora

Blackline Rasbora

Fish

Rasbora borapetensis

A peaceful schooling fish with a vivid red tail that really shines in a group.

Black Lizard Loach

Black Lizard Loach

Fish

Balitoropsis zollingeri

A flat-bodied stream crawler that hops and clings across rocks like no other loach.

Black Neon Tetra

Black Neon Tetra

Fish

Hyphessobrycon herbertaxelrodi

A boldly patterned schooling fish that thrives in a lively community setup.