The Americas
From the Amazon's blackwater basins to Caribbean reefs — the Americas hold the most popular freshwater biotopes and a wealth of Atlantic and Pacific saltwater life.
816 species · fish
Sub-regions
Blue Ribbon Tetra
FishHyphessobrycon melanostichos
A feisty little tetra that behaves best when kept in numbers
Bluestripe Pipefish
FishDoryrhamphus excisus
A secretive reef pipefish that pairs for life and fits in tight crevices.
Blue Tang
FishAcanthurus coeruleus
A bold Atlantic surgeon fish known for cleaning sea turtles in the wild.
Blue Tetra
FishBoehlkea fredcochui
A petite Amazonian schooler that thrives when kept in numbers.
Blue Tetra
FishMimagoniates microlepis
A rare coastal-stream tetra with an unusual internal fertilization strategy.
Blue Tilapia
FishOreochromis aureus
A cold-tolerant tilapia with surprising hardiness and a calm, active personality.
Blunthead Triggerfish
FishPseudobalistes naufragium
A giant, reef-wrecking curious personality from the Eastern Pacific.
Boesemani Tetra
FishHemigrammus boesemani
A rarely seen French Guiana tetra that rewards patient hunters with peaceful charm.
Boeseman's Cory
FishCorydoras boesemani
A tiny armored catfish from Suriname that breathes air and stays rare in the hobby.
Bolivia Cichlid
FishCichlasoma boliviense
A compact South American cichlid that punches above its weight in personality.
Bolivian Cory
FishCorydoras bilineatus
A long-lived Bolivian cory that breathes air and blinks at you.
Bolivian Ram
FishMikrogeophagus altispinosus
The hardier, more forgiving cousin of the popular ram cichlid.
Bolivian thorny catfish
FishTrachydoras steindachneri
A seldom-seen Amazonian thorny catfish that plays well with smaller tankmates.
Bolivian Whiptail Catfish
FishHemiloricaria beni
A petite Bolivian whiptail catfish with a surprising ability to breathe air.
Brandt's Pirambeba
FishSerrasalmus brandtii
A golden-bronze loner from Brazil's São Francisco basin, rarely seen in the trade.
Brazil-butterfly
FishDekeyseria pulchra
A small, algae-grazing loricariid from the blackwater rivers of South America.
Brazilian Basslet
FishGramma brasiliensis
A cave-dwelling Brazilian basslet that happily swims upside down along rocky ceilings.
Brazilian Jahu Catfish
FishZungaro jahu
A giant South American catfish with serious attitude and nocturnal habits.
Brazilian Seahorse
FishHippocampus reidi
A slow-moving, sociable seahorse with a famously elongated snout built for precision hunting.
Breei Cory
FishCorydoras breei
A tiny armored catfish from Suriname that breathes air and blinks at you.
Brevis Dwarf Cichlid
FishApistogramma brevis
A cave-spawning dwarf cichlid from a surprisingly small corner of the Amazon.
Bristlenose Catfish
FishAncistrus macrophthalmus
A compact Venezuelan bushynose with the rare ability to breathe air directly.
Bristlenose Pleco
FishAncistrus sp.
The algae-scrubbing workhorse that actually stays a manageable size.
Bristlenose Pleco
FishAncistrus dolichopterus
The classic bristlenose pleco, with a face full of tentacles and a big personality.
Bristlenose Pleco
FishAncistrus hoplogenys
A peaceful, algae-grazing bristlenose from the Amazon with an unusual breathing trick.
Britski's Catfish
FishBrochis britskii
A deep-bodied armored catfish with an unusually tall dorsal fin and peaceful nature.
Britski's Cory
FishCorydoras britskii
A big-dorsal Cory with armored charm, best kept in a lively group.
Broad stripe cory
FishCorydoras duplicareus
A long-lived armored catfish with a bold nape patch and a tricky look-alike
Brokopondo Eartheater
FishGeophagus brokopondo
A rare Surinamese eartheater that's calmer than its 'aggressive' label suggests.
Bronze Cory
FishCorydoras aeneus
The beginner-friendly bottom dweller that breathes air and blinks at you.
Brown Dot Peckoltia
FishPeckoltia oligospila
A compact, cave-breeding pleco with a subtle spotted pattern and a territorial streak.
Brown Hogfish
FishBodianus eclancheri
A bold, reef-prowling wrasse from the cold currents of the Galápagos.
Brown Pencilfish
FishNannostomus beckfordi
A hardy little pencilfish that actually forgives beginner mistakes.
Brown Pencilfish
FishNannostomus eques
A pencilfish that swims nose-up and thrives in a well-planted, peaceful tank.
Buckelkopf
FishLaetacara araguaiae
A tiny dwarf cichlid from central Brazil with surprisingly devoted parenting instincts.
Bucktoothed Tetra
FishExodon paradoxus
A scale-ripping tetra that's best kept in massive, single-species shoals.