Species
Browsing 1,092 species. Use the filters below to narrow down.
Orangefin Tetra
FishBryconops affinis
A restless, fast-moving shoaler from the Guiana Shield's coastal streams.
Orangeflossen
FishLaetacara fulvipinnis
A tiny blackwater cichlid with warm-toned fins and a gentle personality.
Orange Poso Rabbit Snail
InvertTylomelania gemmifera
A slow-moving, long-lived freshwater snail with a face only a hobbyist could love.
Orangespine Unicornfish
FishNaso elegans
A bold reef grazer with vivid orange tail spines and a distinctly regal profile.
Orangespot Surgeonfish
FishAcanthurus olivaceus
A bold orange shoulder-stripe makes this reef surgeon impossible to mistake.
Orchid Island Goby
FishRhinogobius lanyuensis
A tiny island goby from one of Taiwan's most remote corners.
Orinoco sailfin catfish
FishPterygoplichthys multiradiatus
A dinosaur-sized algae grazer built for decades of service in large tanks.
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.
Pacific Molly
FishPoecilia butleri
A personable little livebearer that grazes algae and practically eats from your hand.
Pacific Sea Fan
CoralPacifigorgia dampieri
A bold Pacific sea fan that rewards patient, experienced reef keepers with high flow.
Pacific Sea Nettle
InvertChrysaora fuscescens
A striking open-water predator that demands a very specialized setup.
Pacu
FishPiaractus mesopotamicus
A seed-crunching giant from South American floodplains that outgrows almost any home aquarium.
Pajama cardinalfish
FishSphaeramia nematoptera
Polka dots, bold racing stripe, and calm enough for any peaceful community reef.
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.
Panda Garra
FishGarra flavatra
A boldly patterned Burmese stream fish that's part algae grazer, part personality.
Panda Loach
FishYaoshania pachychilus
Bold panda stripes as a juvenile, but adults fade to something far subtler.
Panther Loach
FishAcanthocobitis pavonacea
A boldly patterned loach from northeast India that rarely appears in the trade.
Paradise Threadfin
FishPolynemus paradiseus
Feathery pectoral threads and calm grace from the rivers of South Asia.
Parkinson's Rainbowfish
FishMelanotaenia parkinsoni
A Papua New Guinea gem that rewards patient keepers with spectacular adult color.
Parrot Doradid
FishRhynchodoras woodsi
A rarely seen Amazonian catfish with a mysterious bony beak-like projection
Pastaza Corydora
FishCorydoras pastazensis
A long-lived Ecuadorian armored catfish with a fascinating air-breathing trick.
Peaceful Betta
FishBetta imbellis
The gentler betta. Males can sometimes share a tank if given enough cover.
Peach Fairy Basslet
FishPseudanthias dispar
A schooling reef beauty that brings the open ocean's energy to your tank.
Peacock Loach
FishLepidocephalichthys annandalei
A rare loach with peacock-patterned tail fins, seldom seen in the trade.
Pearl Danio
FishDanio albolineatus
A shimmering, active schooler that thrives in community tanks with minimal fuss.
Pearl Gourami
FishTrichopodus leerii
One of the gentlest gouramis, draped in a galaxy of pearlescent spots.
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.