Species
Browsing 786 species. Use the filters below to narrow down.
Blue-green Chromis
FishChromis viridis
A shimmering, peaceful schooling fish that brings reef lagoons to life in your tank.
Blue-lip Anemonefish
FishAmphiprion latezonatus
A rare Australian clownfish with bold white bands and a surprisingly deep blue lip.
Blue Lyretail
FishFundulopanchax gardneri
A jewel-toned killifish that rewards patient keepers with dazzling color and easy spawning.
Blue Mbuna
FishLabeotropheus fuelleborni
A rock-grazing Lake Malawi cichlid with a bold personality and remarkable color diversity.
Bluemouth Cichlid
FishAmphilophus nourissati
A bold Central American cichlid from ancient Mayan river country, built for character.
Blue Neon Goby
FishStiphodon atropurpureus
A thumbnail-sized stream goby that grazes biofilm and occasionally vanishes into the sand.
Blue Panda Cichlid
FishApistogramma panduro
A tiny Peruvian cichlid with a bold personality and cave-spawning habits.
Blue Ribbon Tetra
FishHyphessobrycon melanostichos
A feisty little tetra that behaves best when kept in numbers
Blue-ringed Angelfish
FishPomacanthus annularis
A large Indo-Pacific angel whose juvenile and adult look like two different fish.
Blue-striped Dottyback
FishPseudochromis springeri
A bold little reef predator wrapped in electric blue and black.
Blue Tang
FishParacanthurus hepatus
The fish that plays dead, then rules the reef with bold personality.
Blue Tetra
FishBoehlkea fredcochui
A petite Amazonian schooler that thrives when kept in numbers.
Blue Tetra
FishMimagoniates microlepis
A rare coastal-stream tetra with an unusual internal fertilization strategy.
Blunthead Triggerfish
FishPseudobalistes naufragium
A giant, reef-wrecking curious personality from the Eastern Pacific.
Boesemani Tetra
FishHemigrammus boesemani
A rarely seen French Guiana tetra that rewards patient hunters with peaceful charm.
Bolivian Cory
FishCorydoras bilineatus
A long-lived Bolivian cory that breathes air and blinks at you.
Bolivian Whiptail Catfish
FishHemiloricaria beni
A petite Bolivian whiptail catfish with a surprising ability to breathe air.
Boomerang Barb
FishDesmopuntius foerschi
A tiny blackwater barb with bold vertical bars and a lively schooling personality.
Bornean Eye-spot Silver Shark
FishLabiobarbus ocellatus
A peaceful schooling cyprinid with a distinctive shoulder spot and shy streak.
Borneo Sucker
FishGastromyzon ctenocephalus
A tiny Bornean hillstream crawler with iridescent blue fins and bold spotted patterns.
Box Crab
InvertCalappa lophos
A reef-dwelling box crab with a domed shell built for burrowing and defense.
Boxing Crab
InvertLybia tessellata
The tiny crab that arms itself with living anemones for defense and hunting.
Brazil-butterfly
FishDekeyseria pulchra
A small, algae-grazing loricariid from the blackwater rivers of South America.
Brazilian Basslet
FishGramma brasiliensis
A cave-dwelling Brazilian basslet that happily swims upside down along rocky ceilings.
Brazilian Jahu Catfish
FishZungaro jahu
A giant South American catfish with serious attitude and nocturnal habits.
Breei Cory
FishCorydoras breei
A tiny armored catfish from Suriname that breathes air and blinks at you.
Brevis Dwarf Cichlid
FishApistogramma brevis
A cave-spawning dwarf cichlid from a surprisingly small corner of the Amazon.
Bristlenose Pleco
FishAncistrus dolichopterus
The classic bristlenose pleco, with a face full of tentacles and a big personality.
Britski's Catfish
FishBrochis britskii
A deep-bodied armored catfish with an unusually tall dorsal fin and peaceful nature.
Broad stripe cory
FishCorydoras duplicareus
A long-lived armored catfish with a bold nape patch and a tricky look-alike
Brown Dot Peckoltia
FishPeckoltia oligospila
A compact, cave-breeding pleco with a subtle spotted pattern and a territorial streak.
Brown Hogfish
FishBodianus eclancheri
A bold, reef-prowling wrasse from the cold currents of the Galápagos.
Brown Pencilfish
FishNannostomus eques
A pencilfish that swims nose-up and thrives in a well-planted, peaceful tank.
Bubble Eye Goldfish
FishCarassius auratus var. bubble-eye
The wobbling, sac-eyed goldfish that demands a bubble-safe aquarium.
Bucktoothed Tetra
FishExodon paradoxus
A scale-ripping tetra that's best kept in massive, single-species shoals.
Bumblebee Cichlid
FishPseudotropheus crabro
A Malawi cichlid that transforms its colors in under a second to trick catfish.