Species
Browsing 622 species. Use the filters below to narrow down.
Barred Spinefoot
FishSiganus doliatus
A reef grazer that pairs up young and carries venomous spines as backup.
Bartlett's Anthias
FishPseudanthias bartlettorum
A sociable reef fish that thrives in groups and brings constant mid-water activity.
Batanta Blue Rainbowfish
FishMelanotaenia synergos
A compact, clear-water rainbowfish from Batanta Island's pristine forest rivers.
Beardless Barb
FishCyclocheilichthys apogon
A schooling barb built for large, lively communities. No barbels, plenty of personality.
Beautiful Scaled Characin
FishCopella nattereri
A subtly patterned characin with fascinating competitive courtship behavior.
Belgian Flag Tetra
FishHyphessobrycon heterorhabdus
A tricolor tetra named for its flag-like red, yellow, and black striping.
Bengal Danio
FishDevario devario
A bold, wide-ranging danio that rewards keepers who give it room to school properly.
Bicolor chromis
FishChromis margaritifer
A boldly two-toned reef damselfish that holds its own in a community tank.
Big-nose Unicornfish
FishNaso vlamingii
A color-shifting open-water unicornfish that needs serious space to roam.
Black-axil Chromis
FishChromis atripectoralis
A schooling reef damsel that actually plays nice with its tankmates.
Blackband Copella
FishCopella callolepis
A tiny Amazonian schooler that rewards patience with vivid courtship displays.
Blackbanded Pyrrhulina
FishCopella nigrofasciata
A dapper little Amazonian splasher with devoted fathering instincts.
Black-ear Pacu
FishMyleus schomburgkii
A disc-shaped, plant-munching pacu with a bold black flank bar and surprisingly peaceful nature.
Black Kuhli Loach
FishPangio oblonga
A slender, uniformly dark loach that loves company and hides in plain sight.
Black-lined Loach
FishAmbastaia nigrolineata
A rare, sociable loach with bold racing stripes and fascinating group behaviors.
Blackline Penguinfish
FishThayeria boehlkei
The tetra that swims nose-up and wears a bold racing stripe to its tail.
Blackline Rasbora
FishRasbora borapetensis
A peaceful schooling fish with a vivid red tail that really shines in a group.
Black Lizard Loach
FishBalitoropsis zollingeri
A flat-bodied stream crawler that hops and clings across rocks like no other loach.
Black Neon Tetra
FishHyphessobrycon herbertaxelrodi
A boldly patterned schooling fish that thrives in a lively community setup.
Black phantom tetra
FishHyphessobrycon megalopterus
Ghost-grey tetras with bold black fins that come alive during male rivalry displays.
Black-spotted Corydoras
FishCorydoras melanistius
A sociable little armored catfish that thrives in groups and lives surprisingly long.
Blackspotted Toothcarp
FishPhallichthys tico
A tiny, peaceful livebearer from Costa Rica's murky highland streams.
Blacktop Catfish
FishCorydoras acutus
A sharp-snouted little armored catfish with a bold black dorsal spot.
Black Venezuelan Corydoras (Tank-Bred)
FishCorydoras schultzei
A rare, captive-bred cory with deep black coloration and charming schooling behavior.
Black-winged Hatchetfish
FishCarnegiella marthae
A tiny, deep-chested surface dweller that will absolutely find any gap in your lid.
Bleeding Heart Tetra
FishHyphessobrycon pyrrhonotus
The rarest bleeding heart tetra, with a vivid red wedge only it can claim.
Bleeding Heart Tetra
FishHyphessobrycon socolofi
The bleeding heart tetra rewards patient keepers with spectacular male rivalry displays.
Bleher's Rainbowfish
FishChilatherina bleheri
A brilliantly colored rainbowfish from one remote Indonesian lake, worth every bit of effort.
Bloodfin Tetra
FishAphyocharax anisitsi
A hardy, long-lived tetra with vivid red fins and surprising cold tolerance.
Blueback Blue-eye
FishPseudomugil cyanodorsalis
A tiny blue-backed rainbowfish relative from Australia's brackish mangrove creeks.
Blue Banded Barb
FishBarbus fasciolatus
A rarely exported African barb with bold vertical bars and crepuscular habits.
Blueberry Tetra
FishHyphessobrycon wada
A tiny tetra with a purple-blue body and vivid orange fins that deepen with age.
Blue Botia
FishYasuhikotakia modesta
A sociable Mekong loach with vivid fins and a complex social life.
Blue Chromis
FishChromis cyaneus
A cool-blue schooling fish that brings open-water energy to reef tanks.
Blue Chromis
FishChromis cyanea
A cool-blue schooling fish that brings open-water energy to reef tanks.
Blue Cory
FishCorydoras nattereri
A long-lived, sociable bottom-dweller that breathes air and blinks at you.