Aquariumpro
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Species

Browsing 2,303 species. Use the filters below to narrow down.

Blue Assessor

Blue Assessor

Fish

Assessor macneilli

A cave-dwelling reef basslet that swims upside-down like it owns the place.

Blueback Blue-eye

Blueback Blue-eye

Fish

Pseudomugil cyanodorsalis

A tiny blue-backed rainbowfish relative from Australia's brackish mangrove creeks.

Bluebanded Angelfish

Bluebanded Angelfish

Fish

Pygoplites diacanthus

One of the reef's most recognizable angels, and one of its trickiest to keep.

Blue Banded Barb

Blue Banded Barb

Fish

Barbus fasciolatus

A rarely exported African barb with bold vertical bars and crepuscular habits.

Blue-banded Pualu

Blue-banded Pualu

Fish

Acanthurus blochii

A long-lived, schooling surgeon with a mood-shifting palette and a blade to match.

Blueberry Tetra

Blueberry Tetra

Fish

Hyphessobrycon wada

A tiny tetra with a purple-blue body and vivid orange fins that deepen with age.

Blue Botia

Blue Botia

Fish

Yasuhikotakia modesta

A sociable Mekong loach with vivid fins and a complex social life.

Blue Caribe

Blue Caribe

Fish

Serrasalmus altuvei

A rare, solitary piranha relative that's harder to identify than to keep.

Blue Cheek Dwarf Cichlid

Blue Cheek Dwarf Cichlid

Fish

Apistogramma eunotus

A compact Peruvian dwarf cichlid with serious parenting instincts and big personality.

Blue Chromis

Blue Chromis

Fish

Chromis cyaneus

A cool-blue schooling fish that brings open-water energy to reef tanks.

Blue Chromis

Blue Chromis

Fish

Chromis cyanea

A cool-blue schooling fish that brings open-water energy to reef tanks.

Blue Cichlid

Blue Cichlid

Fish

Nanochromis nudiceps

A compact Congo cichlid with a violet belly and real personality in a small package.

Blue Cory

Blue Cory

Fish

Corydoras nattereri

A long-lived, sociable bottom-dweller that breathes air and blinks at you.

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 Diamond Characin

Blue Diamond Characin

Fish

Alestopetersius smykalai

A rare West African schooler with a bold diamond marking and fascinating male rivalry displays.

Blue Emperor Tetra

Blue Emperor Tetra

Fish

Inpaichthys kerri

Tiny tetra with big color rivalry. Males glow brightest when competing for attention.

Blue-eye Cichlid

Blue-eye Cichlid

Fish

Cryptoheros spilurus

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

Blue-eyed Catfish

Blue-eyed Catfish

Fish

Amblydoras nauticus

A hardy little catfish that talks in the dark and rarely shows its face by day.

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.

Bluefin Notho

Bluefin Notho

Fish

Nothobranchius rachovii

A fish that lives fast, dies young, and leaves spectacular eggs behind.

Blue Flasher-wrasse

Blue Flasher-wrasse

Fish

Paracheilinus cyaneus

A reef-dwelling wrasse that sleeps wrapped in its own slime cocoon every night.

Blue Girdled Angel

Blue Girdled Angel

Fish

Pomacanthus navarchus

A bold reef resident with one of the most dramatic color transitions in marine fishkeeping.

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.

Bluehead Wrasse

Bluehead Wrasse

Fish

Thalassoma amblycephalum

A reef-dwelling wrasse with bold color phases and a peaceful community nature.

Blue Hillstream Trout

Blue Hillstream Trout

Fish

Opsarius bernatziki

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

Blue Jaw Triggerfish

Blue Jaw Triggerfish

Fish

Xanthichthys auromarginatus

A long-lived, manageable trigger that actually leaves your rockwork alone.

Blue Killi

Blue Killi

Fish

Fundulopanchax filamentosus

Ornate West African killifish with flowing fins and a taste for live food.

Blue Kumu

Blue Kumu

Fish

Parupeneus cyclostomus

A reef-flat hunter that uses whisker-like barbels to sniff out hidden prey.

Blue-lined Rasbora

Blue-lined Rasbora

Fish

Trigonopoma gracile

A delicate blackwater rasbora with variable color forms from Borneo's forest streams.

Blue-lined Sea Bream

Blue-lined Sea Bream

Fish

Symphorichthys spilurus

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

Bluelined Wrasse

Bluelined Wrasse

Fish

Cirrhilabrus lineatus

A lavender-and-pink fairy wrasse that turns heads in any reef tank.

Blueline rasbora

Blueline rasbora

Fish

Rasbora einthovenii

A peaceful forest-stream rasbora with a charmingly crinkled lateral stripe.