Species
Browsing 951 species. Use the filters below to narrow down.
Scarlet Badis
FishDario dario
Tiny Indian badid with iridescent blue bars and big personality in a nano tank.
Scarlet Livebearer
FishMicropoecilia picta
A pint-sized livebearer with a taste for brackish water and bold color.
Scheeli Killifish
FishFundulopanchax scheeli
A gentle rainforest killifish that rewards patient, thoughtful aquascapers.
Schwartz's Cory
FishCorydoras schwartzi
A long-lived, armored bottom dweller that genuinely thrives in good company.
Scissortail Barb
FishRasbora rasbora
A large, peaceful schooling rasbora rarely seen outside specialist collections.
Scissortail Rasbora
FishRasbora trilineata
The tail-flicking schooler that earns its name every time it rests.
Scooter Loach
FishBarbucca diabolica
A belly-crawling 'scooter' loach that rarely leaves the substrate.
Serpae Tetra
FishHyphessobrycon eques
Fiery red schooler that turns fin-nipper when kept in too-small groups.
Seuss' cory
FishCorydoras seussi
A long-lived Bolivian cory that breathes air and rewards patient keepers.
Shadow Catfish
FishHyalobagrus flavus
A tiny, sociable catfish that actually swims in the open. And has a fish that mimics it.
Shalyni Barb
FishPethia shalynius
A cool-water hill stream barb with a vivid blue lateral stripe and gentle temperament.
Sharp-nosed Gourami
FishSphaerichthys acrostoma
A rare Bornean mouthbrooder from blackwater streams, gentle and quirky in equal measure.
Sheepshead Pupfish
FishCyprinodon variegatus
A tough little pupfish that thrives where most fish would struggle to survive.
Shining Pencilfish
FishNannostomus nitidus
A rarely-seen pencilfish with a glittering lateral stripe and fascinating nocturnal color shifts.
Shortfin Molly
FishPoecilia mexicana
The wild ancestor of the molly we all know, built for tough conditions.
Shortfin Tandan
FishNeosilurus brevidorsalis
A compact Australian bottom-dweller that earns its keep in a peaceful community tank.
Shubunkin Goldfish
FishCarassius auratus var. shubunkin
A calico-patterned pond fish built for decades of companionship.
Shy Cory
FishCorydoras gracilis
A tiny, shy cory with a bold arched stripe and a surprising air-breathing trick.
Siamese Algae Eater
FishCrossocheilus oblongus
The algae eater that actually eats algae, including the tough stuff other fish ignore.
Siamese Algae Eater
FishCrossocheilus atrilimes
The real Siamese algae eater. If you can tell it apart from its lookalikes.
Siamese Algae Eater
FishCrossocheilus burmanicus
A lesser-known algae eater from Himalayan foothills with a subtle but useful ID feature.
Siamese Algae Eater
FishCrossocheilus langei
The real Siamese algae eater is harder to identify than you'd think.
Siamese Algae Eater
FishCrossocheilus siamensisis
The genuine algae-eating workhorse that actually earns its keep in a planted tank.
Siamese Badis
FishBadis siamensis
A rare Thai cave-spawner with detailed patterning and fascinating paternal instincts.
Siamese Flying Fox
FishCrossocheilus siamensis
A tireless algae grazer that earns its keep in planted tanks.
Siamese Mud Carp
FishGymnostomus siamensis
A plain silver river wanderer that follows the floods across Southeast Asia.
Sidestripe rasbora
FishRasbora paviana
A peaceful, stripe-sided stream fish that thrives in groups and suits most community tanks.
Silver Barbel
FishPareutropius longifilis
A shy but lively African schooling fish that thrives in numbers
Silver Distichodus
FishDistichodus affinis
A peaceful Congo schooler that surprises you with vivid red fins at adulthood.
Silver Dollar
FishMetynnis argenteus
Peaceful piranha relatives that will demolish your plants overnight.
Silver Dollar
FishMetynnis hypsauchen
A piranha cousin that's actually peaceful, but don't trust it with small fish.
Silver Hatchet Chela
FishChela cachius
A deep-bodied, lightning-fast schooler from South Asian plains and waterways.
Silver Hatchetfish
FishGasteropelecus sternicla
A surface-skimming acrobat that leaps to catch insects mid-air.
Silver Mylossoma
FishMylossoma duriventre
A deep-bodied South American schooler that belongs in serious, large setups.
Silver Prochilodus
FishSemaprochilodus taeniurus
A migratory Amazon giant that sifts sediment and schools in impressive numbers.
Silver rasbora
FishRasbora dusonensis
A boldly striped schooling rasbora with a vivid yellow tail fin.