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Species

Browsing 1,126 species. Use the filters below to narrow down.

Blue Neon Goby

Blue Neon Goby

Fish

Stiphodon atropurpureus

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

Blue Notho

Blue Notho

Fish

Nothobranchius patrizii

A tiny annual killifish built for life in pools that disappear.

blue puller

blue puller

Fish

Chromis caerulea

A shoaling reef chromis that brings calm, flowing movement to the mid-water column.

Blue Ribbon Tetra

Blue Ribbon Tetra

Fish

Hyphessobrycon melanostichos

A feisty little tetra that behaves best when kept in numbers

Blue-scaled Fairy Wrasse

Blue-scaled Fairy Wrasse

Fish

Cirrhilabrus cyanopleura

A roving reef wrasse that brings shimmering blue flanks to the open water column.

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.

Bluespotted Lagoon Ray

Bluespotted Lagoon Ray

Fish

Taeniura lymma

A reef ray that looks incredible but rarely thrives in captivity.

Blue-spotted Mudskipper

Blue-spotted Mudskipper

Fish

Boleophthalmus boddarti

A fish that walks on mud and breathes air at the tide's edge.

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.

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.

Boldingh's Ghostgoby

Boldingh's Ghostgoby

Fish

Pleurosicya boldinghi

A tiny, transparent goby that spends its whole life clinging to soft corals.

Bolivian Cory

Bolivian Cory

Fish

Corydoras bilineatus

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

Bolivian Ram

Bolivian Ram

Fish

Mikrogeophagus altispinosus

The hardier, more forgiving cousin of the popular ram cichlid.

Bolivian thorny catfish

Bolivian thorny catfish

Fish

Trachydoras steindachneri

A seldom-seen Amazonian thorny catfish that plays well with smaller tankmates.

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.

Bornean Minnow

Bornean Minnow

Fish

Nematabramis borneensis

A slender Bornean minnow with notably long barbels and a bold lateral stripe.

Bornean Rasbora

Bornean Rasbora

Fish

Rasbora sarawakensis

A tiny, peaceful Bornean rasbora that's rarely seen but well worth seeking out.

Borneo Loach

Borneo Loach

Fish

Pangio shelfordii

A patterned eel-loach from Borneo's blackwater forests, with surprising personality for its size.

Borneo Sucker

Borneo Sucker

Fish

Gastromyzon ctenocephalus

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

Borneo Sucker

Borneo Sucker

Fish

Gastromyzon farragus

A tiny Bornean stream-clinger with a vivid red tail and bold territorial streaks.

Borneo Sucker

Borneo Sucker

Fish

Gastromyzon stellatus

A boldly spotted Bornean stream crawler that grazes rocks like a tiny vacuum.

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 Seahorse

Brazilian Seahorse

Fish

Hippocampus reidi

A slow-moving, sociable seahorse with a famously elongated snout built for precision hunting.

Breei Cory

Breei Cory

Fish

Corydoras breei

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

Brichard's Lampeye

Brichard's Lampeye

Fish

Aplocheilichthys brichardi

A delicate Congo lampeye that rewards patient, experienced keepers.

Bristlenose Catfish

Bristlenose Catfish

Fish

Ancistrus macrophthalmus

A compact Venezuelan bushynose with the rare ability to breathe air directly.

Bristlenose Pleco

Bristlenose Pleco

Fish

Ancistrus sp.

The algae-scrubbing workhorse that actually stays a manageable size.

Bristlenose Pleco

Bristlenose Pleco

Fish

Ancistrus dolichopterus

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