Species
Browsing 486 species. Use the filters below to narrow down.
Bennett's Pufferfish
FishCanthigaster bennetti
A pint-sized puffer with big personality and a surprisingly calm disposition.
Bichir
FishPolypterus bichir bichir
A living fossil that breathes air and hunts by smell alone.
Bicolor Dottyback
FishPseudochromis paccagnella
Tiny, colorful, and surprisingly fierce. A pocket-sized bully for the reef tank.
Bigeye Xenotilapia
FishXenotilapia sima
A sand-sifting Tanganyikan schooler that rarely turns up in the hobby
Bigmouth
FishApistogramma norberti
A pocket-sized Peruvian cichlid with a big personality and cave-spawning habits.
Blackbacked Butterflyfish
FishChaetodon melannotus
A boldly patterned reef butterfly with a strong preference for live coral.
Blackbanded Pyrrhulina
FishCopella nigrofasciata
A dapper little Amazonian splasher with devoted fathering instincts.
Black-blotch Triggerfish
FishRhinecanthus verrucosus
A Picasso-patterned triggerfish that prefers retreat over confrontation.
Blackcap Basslet
FishGramma melacara
A deep-reef beauty that swims upside-down along underwater cliff faces.
Blackedged Blaasop
FishArothron immaculatus
A wide-ranging Indo-Pacific puffer with estuarine roots and a no-nonsense attitude.
Black-edged Moray
InvertGymnothorax melanopterus
A moray with bold fin markings from the cool northern seas.
Black-lipped Panchax
FishEpiplatys dageti dageti
A hardy, surface-loving killifish that's a perfect gateway into egg-scattering species.
Blacknose Butterfly Barb
FishBarbus candens
A tiny Congo rarity that rewards patient keepers with delicate charm.
Black Ocellatus
FishLamprologus speciosus
A pint-sized shell-brooding cichlid from Lake Tanganyika with outsized attitude.
Blackseam Cichlid
FishApistogramma hongsloi
A compact Colombian dwarf cichlid that pairs up and parents together.
Blackspot Pigmy Wrasse
FishWetmorella nigropinnata
A tiny, secretive reef wrasse that disappears into caves the moment you look away.
Black-spotted Pufferfish
FishArothron nigropunctatus
A bold reef grazer that will rearrange your coral collection without asking.
Blackstripe Cardinalfish
FishApogon nigrofasciatus
A secretive reef-dweller that comes alive after dark to hunt the rubble.
Black Triggerfish
FishSufflamen chrysopterum
A hardy, boldly patterned triggerfish with a surprisingly calm disposition for the group.
Bleeding Heart Tetra
FishHyphessobrycon pyrrhonotus
The rarest bleeding heart tetra, with a vivid red wedge only it can claim.
Blue Blubber Jellyfish
InvertCatostylus mosaicus
Australia's most common jellyfish, surprisingly manageable in a dedicated kreisel tank.
Blue Botia
FishYasuhikotakia modesta
A sociable Mekong loach with vivid fins and a complex social life.
Blue Cheek Dwarf Cichlid
FishApistogramma eunotus
A compact Peruvian dwarf cichlid with serious parenting instincts and big personality.
Blue Chromis
FishChromis cyaneus
A cool-blue schooling fish that brings open-water energy to reef tanks.
Blue Diamond Characin
FishAlestopetersius smykalai
A rare West African schooler with a bold diamond marking and fascinating male rivalry displays.
Blue Emperor Tetra
FishInpaichthys kerri
Tiny tetra with big color rivalry. Males glow brightest when competing for attention.
Blue Jaw Triggerfish
FishXanthichthys auromarginatus
A long-lived, manageable trigger that actually leaves your rockwork alone.
Blue Killi
FishFundulopanchax filamentosus
Ornate West African killifish with flowing fins and a taste for live food.
Blueline rasbora
FishRasbora einthovenii
A peaceful forest-stream rasbora with a charmingly crinkled lateral stripe.
Blue Neon Cichlid
FishParacyprichromis nigripinnis
A peaceful Tanganyikan schooler that hangs vertically against rock walls to spawn.
Blue Notho
FishNothobranchius patrizii
A tiny annual killifish built for life in pools that disappear.
Blue Perch
FishBadis badis
A color-changing micro-predator that hides, watches, and ambushes with surprising intensity.
Blue-scaled Fairy Wrasse
FishCirrhilabrus cyanopleura
A roving reef wrasse that brings shimmering blue flanks to the open water column.
Bluespot Rockcod
FishCephalopholis miniata
A brilliantly spotted reef predator that commands attention in any large display tank.
Blue-spotted Puffer
FishArothron caeruleopunctatus
One of the largest puffers you can keep, and surprisingly blue.
Bluestripe Pipefish
FishDoryrhamphus excisus
A secretive reef pipefish that pairs for life and fits in tight crevices.