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Species

Browsing 1,134 species. Use the filters below to narrow down.

Blue Crayfish

Blue Crayfish

Invert

Procambarus alleni

Florida's boldest crustacean, in an almost unreal shade of blue.

Blue danio

Blue danio

Fish

Danio kerri

A powder-blue schooling gem from the Malay Peninsula that's rarely seen but easy to keep.

Blue Devil

Blue Devil

Fish

Chrysiptera cyanea

Vivid blue and boldly territorial, this tiny fish punches well above its weight.

Blue-eye Cichlid

Blue-eye Cichlid

Fish

Cryptoheros spilurus

A compact Central American cichlid with fierce pair bonds and big personality.

Blue-eyed Tropheus

Blue-eyed Tropheus

Fish

Tropheus brichardi

A Lake Tanganyika cichlid that rewards patience with fascinating colony dynamics.

Blue-eye Plec

Blue-eye Plec

Fish

Panaque suttonorum

A wood-rasping Venezuelan plec with vivid blue eyes that glow in the right light.

Blue-finned Triggerfish

Blue-finned Triggerfish

Fish

Balistoides viridescens

The largest triggerfish alive, and it knows it.

Bluegray Mbuna

Bluegray Mbuna

Fish

Melanochromis johanni

A Lake Malawi rock-dweller with bold colors and bolder attitude.

Blue-green Chromis

Blue-green Chromis

Fish

Chromis viridis

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

Blue Hillstream Trout

Blue Hillstream Trout

Fish

Opsarius bernatziki

A fast, bold hillstream schooler with vivid blue flank bars and serious attitude.

Blue Linckia Starfish

Blue Linckia Starfish

Invert

Linckia laevigata

A vivid blue star from Indo-Pacific reefs, built for the patient reef keeper.

Blue-lined Sea Bream

Blue-lined Sea Bream

Fish

Symphorichthys spilurus

A bold reef-associated snapper that grows into a true centerpiece fish.

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.

Bluespine Unicornfish

Bluespine Unicornfish

Fish

Naso unicornis

A true horn-nosed giant that demands a serious reef setup to thrive.

Bluespotted Jawfish

Bluespotted Jawfish

Fish

Opistognathus rosenblatti

A colonial burrower that tucks itself in every night like clockwork.

Bluestreak Cleaner Wrasse

Bluestreak Cleaner Wrasse

Fish

Labroides dimidiatus

The reef's original cleaning service, running a one-fish parasite removal station.

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.

Blue Tilapia

Blue Tilapia

Fish

Oreochromis aureus

A cold-tolerant tilapia with surprising hardiness and a calm, active personality.

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.

Boeseman's Cory

Boeseman's Cory

Fish

Corydoras boesemani

A tiny armored catfish from Suriname that breathes air and stays rare in the hobby.

Boeseman's Rainbowfish

Boeseman's Rainbowfish

Fish

Melanotaenia boesemani

Two fish in one body: bold orange rear, cool blue-grey front.

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.