Species
Browsing 323 species. Use the filters below to narrow down.
Mottled Loach
FishAcanthocobitis botia
A peaceful, quirky bottom-dweller with a false eye that fools predators.
Mountain Barbel
FishAmphilius platychir
A sleek African stream catfish built for life in fast, rocky currents.
Naked Characin
FishGymnocharacinus bergi
A scaleless South American oddity from one of the world's most isolated streams.
Neon Blue Rasbora
FishSundadanio axelrodi
Tiny blackwater gem that rewards patient keepers with dazzling group behavior.
Neon Dwarf Rainbowfish
FishMelanotaenia praecox
Tiny rainbowfish that turns up the color when kept in a proper shoal.
Neon Goby
FishElacatinus oceanops
A tiny cleaner fish that runs its own reef spa service.
Network Cory
FishCorydoras reticulatus
A fine-patterned bottom dweller that lives surprisingly long in good company.
Nijssen's cory
FishCorydoras nijsseni
A rare Rio Negro cory with bold patterning and a surprisingly long lifespan.
Norman's Lampeye
FishPoropanchax normani
Tiny West African killifish with glowing blue eyes that shimmer in low light.
Northern longsnose cory
FishCorydoras septentrionalis
A long-lived Orinoco bottom-dweller that breathes air and blinks at you.
Northern Rainbowfish
FishMelanotaenia affinis
One of the first rainbowfish in the hobby, now available in several wild forms.
Okinawa Goby
FishGobiodon okinawae
Tiny, vivid, and inseparable from its Acropora home.
Olga
FishCorydoras simulatus
A rarely documented Colombian cory with a color pattern that keeps even experts guessing.
Olive danio
FishDanio dangila
A large, active danio with impressively long barbels and a rarely seen wild side.
One-lined Pencilfish
FishNannostomus unifasciatus
A tiny pencilfish that swims at a permanent angle, day and night.
Oneline Tetra
FishNannaethiops unitaeniatus
A peaceful little African schooler that deserves far more attention than it gets.
Oranda Goldfish
FishCarassius auratus var. oranda
The velvet-capped fancy goldfish that rewards patient, attentive keeping.
Ornate Paradisefish
FishMalpulutta kretseri
A rare Sri Lankan gem that deserves a species tank all to itself.
Ornate rainbowfish
FishRhadinocentrus ornatus
A tiny Australian rainbowfish from wild, tea-stained wallum streams.
Otocinclus
FishOtocinclus vittatus
Tiny algae-grazing catfish that plasters itself to glass and plants alike.
Otocinclus Catfish (Tank-Bred)
FishOtocinclus macrospilus
The most commonly sold oto, fragile at first but rewarding once settled.
Otocinclus cocama
FishA tiny Peruvian algae grazer with bold, zebra-like blotches and a gentle disposition.
Oyapock Cory
FishCorydoras condiscipulus
A long-lived Oyapock armored catfish that breathes air and blinks its eyes.
Pacific Double-saddle Butterflyfish
FishChaetodon ulietensis
A boldly patterned butterflyfish that pairs for life in the wild.
Palauan Riffle Goby
FishStiphodon pelewensis
A tiny riffle-dweller that vanishes into the sand when startled.
Panda Barb
FishHaludaria melanampyx
A lively hill-stream barb from India's Western Ghats with a two-tone shimmer.
Panda Cory
FishCorydoras panda
The panda-patterned cory that's as personable as it is peaceful.
Pantano Cichlid
FishHerichthys pearsei
A surprisingly gentle giant from Mexican and Guatemalan river systems.
Panther Loach
FishAcanthocobitis pavonacea
A boldly patterned loach from northeast India that rarely appears in the trade.
Parkinson's Rainbowfish
FishMelanotaenia parkinsoni
A Papua New Guinea gem that rewards patient keepers with spectacular adult color.
Pastaza Corydora
FishCorydoras pastazensis
A long-lived Ecuadorian armored catfish with a fascinating air-breathing trick.
Peach Fairy Basslet
FishPseudanthias dispar
A schooling reef beauty that brings the open ocean's energy to your tank.
Pearl Gourami
FishTrichogaster leeri
A lace-patterned gourami with feeler fins and a gentle disposition.
Pearl Robber
FishMicralestes stormsi
A lively Congo basin shoaler that brings energy to the mid-water column.
Pearlscale Goldfish
FishCarassius auratus var. pearlscale
The round, jewel-scaled fancy goldfish that looks almost too spherical to be real.
Pentazona Barb
FishDesmopuntius hexazona
A dainty six-banded barb that thrives in big, lively groups