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Species

Browsing 786 species. Use the filters below to narrow down.

Blue-green Chromis

Blue-green Chromis

Fish

Chromis viridis

A shimmering, peaceful schooling fish that brings reef lagoons to life in your tank.

Blue-lip Anemonefish

Blue-lip Anemonefish

Fish

Amphiprion latezonatus

A rare Australian clownfish with bold white bands and a surprisingly deep blue lip.

Blue Lyretail

Blue Lyretail

Fish

Fundulopanchax gardneri

A jewel-toned killifish that rewards patient keepers with dazzling color and easy spawning.

Blue Mbuna

Blue Mbuna

Fish

Labeotropheus fuelleborni

A rock-grazing Lake Malawi cichlid with a bold personality and remarkable color diversity.

Bluemouth Cichlid

Bluemouth Cichlid

Fish

Amphilophus nourissati

A bold Central American cichlid from ancient Mayan river country, built for character.

Blue Neon Goby

Blue Neon Goby

Fish

Stiphodon atropurpureus

A thumbnail-sized stream goby that grazes biofilm and occasionally vanishes into the sand.

Blue Panda Cichlid

Blue Panda Cichlid

Fish

Apistogramma panduro

A tiny Peruvian cichlid with a bold personality and cave-spawning habits.

Blue Ribbon Tetra

Blue Ribbon Tetra

Fish

Hyphessobrycon melanostichos

A feisty little tetra that behaves best when kept in numbers

Blue-ringed Angelfish

Blue-ringed Angelfish

Fish

Pomacanthus annularis

A large Indo-Pacific angel whose juvenile and adult look like two different fish.

Blue-striped Dottyback

Blue-striped Dottyback

Fish

Pseudochromis springeri

A bold little reef predator wrapped in electric blue and black.

Blue Tang

Blue Tang

Fish

Paracanthurus hepatus

The fish that plays dead, then rules the reef with bold personality.

Blue Tetra

Blue Tetra

Fish

Boehlkea fredcochui

A petite Amazonian schooler that thrives when kept in numbers.

Blue Tetra

Blue Tetra

Fish

Mimagoniates microlepis

A rare coastal-stream tetra with an unusual internal fertilization strategy.

Blunthead Triggerfish

Blunthead Triggerfish

Fish

Pseudobalistes naufragium

A giant, reef-wrecking curious personality from the Eastern Pacific.

Boesemani Tetra

Boesemani Tetra

Fish

Hemigrammus boesemani

A rarely seen French Guiana tetra that rewards patient hunters with peaceful charm.

Bolivian Cory

Bolivian Cory

Fish

Corydoras bilineatus

A long-lived Bolivian cory that breathes air and blinks at you.

Bolivian Whiptail Catfish

Bolivian Whiptail Catfish

Fish

Hemiloricaria beni

A petite Bolivian whiptail catfish with a surprising ability to breathe air.

Boomerang Barb

Boomerang Barb

Fish

Desmopuntius foerschi

A tiny blackwater barb with bold vertical bars and a lively schooling personality.

Bornean Eye-spot Silver Shark

Bornean Eye-spot Silver Shark

Fish

Labiobarbus ocellatus

A peaceful schooling cyprinid with a distinctive shoulder spot and shy streak.

Borneo Sucker

Borneo Sucker

Fish

Gastromyzon ctenocephalus

A tiny Bornean hillstream crawler with iridescent blue fins and bold spotted patterns.

Box Crab

Box Crab

Invert

Calappa lophos

A reef-dwelling box crab with a domed shell built for burrowing and defense.

Boxing Crab

Boxing Crab

Invert

Lybia tessellata

The tiny crab that arms itself with living anemones for defense and hunting.

Brazil-butterfly

Brazil-butterfly

Fish

Dekeyseria pulchra

A small, algae-grazing loricariid from the blackwater rivers of South America.

Brazilian Basslet

Brazilian Basslet

Fish

Gramma brasiliensis

A cave-dwelling Brazilian basslet that happily swims upside down along rocky ceilings.

Brazilian Jahu Catfish

Brazilian Jahu Catfish

Fish

Zungaro jahu

A giant South American catfish with serious attitude and nocturnal habits.

Breei Cory

Breei Cory

Fish

Corydoras breei

A tiny armored catfish from Suriname that breathes air and blinks at you.

Brevis Dwarf Cichlid

Brevis Dwarf Cichlid

Fish

Apistogramma brevis

A cave-spawning dwarf cichlid from a surprisingly small corner of the Amazon.

Bristlenose Pleco

Bristlenose Pleco

Fish

Ancistrus dolichopterus

The classic bristlenose pleco, with a face full of tentacles and a big personality.

Britski's Catfish

Britski's Catfish

Fish

Brochis britskii

A deep-bodied armored catfish with an unusually tall dorsal fin and peaceful nature.

Broad stripe cory

Broad stripe cory

Fish

Corydoras duplicareus

A long-lived armored catfish with a bold nape patch and a tricky look-alike

Brown Dot Peckoltia

Brown Dot Peckoltia

Fish

Peckoltia oligospila

A compact, cave-breeding pleco with a subtle spotted pattern and a territorial streak.

Brown Hogfish

Brown Hogfish

Fish

Bodianus eclancheri

A bold, reef-prowling wrasse from the cold currents of the Galápagos.

Brown Pencilfish

Brown Pencilfish

Fish

Nannostomus eques

A pencilfish that swims nose-up and thrives in a well-planted, peaceful tank.

Bubble Eye Goldfish

Bubble Eye Goldfish

Fish

Carassius auratus var. bubble-eye

The wobbling, sac-eyed goldfish that demands a bubble-safe aquarium.

Bucktoothed Tetra

Bucktoothed Tetra

Fish

Exodon paradoxus

A scale-ripping tetra that's best kept in massive, single-species shoals.

Bumblebee Cichlid

Bumblebee Cichlid

Fish

Pseudotropheus crabro

A Malawi cichlid that transforms its colors in under a second to trick catfish.