Species
Browsing 958 species. Use the filters below to narrow down.
Shovel-nosed Catfish
FishSorubim lima
A head-down ambush predator that swims like a falling leaf among the roots.
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 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.
Silver dolphin catfish
FishAgeneiosus atronasus
A compact Amazonian predator that fits surprisingly well in a community setup.
Silver Mudskipper
FishPeriophthalmus argentilineatus
The fish that climbs trees and spends more time on land than in water.
Silver Prochilodus
FishSemaprochilodus taeniurus
A migratory Amazon giant that sifts sediment and schools in impressive numbers.
Sittang Mystus
FishHemibagrus peguensis
A rarely seen Myanmar catfish with bold spotted flanks and an orange tail.
Skunk clownfish
FishAmphiprion akallopisos
The pale skunk stripe makes this anemonefish one of the most recognizable in the ocean.
Skunk Corydoras
FishCorydoras arcuatus
A boldly striped little catfish that breathes air and moves in cheerful gangs.
Skunk Loach
FishYasuhikotakia morleti
A feisty, burrowing loach with complex social behavior and a bold personality.
Sky Blue Borneo sucker
FishGastromyzon aeroides
A rare Bornean hillstream loach with vivid blue fins found in almost no aquariums yet.

Sleeper
FishNimbochromis livingstonii
The Lake Malawi cichlid that fakes its own death to ambush prey.
Sleeper Goby
FishDormitator lebretonis
A West African brackish-water goby with bold adult coloration and an appetite to match.
Slimy Loach
FishPangio myersi
A social, eel-like loach that piles into hiding spots with its companions.
Slobbering Catfish
FishBrachyplatystoma platynemum
A rarely-seen Amazonian giant named for its unusually thick, drooping barbels.
Smudge spot cory
FishCorydoras similis
A small armored catfish that breathes air and thrives in a lively group.
Snowball Pleco
FishBaryancistrus sp. "L142"
A boldly spotted Amazonian pleco that gets feisty as it grows up.
Snowball Pleco
FishHypancistrus inspector
Bold spotted pleco from Venezuelan rapids, compact enough for a mid-size tank.
Snowflake Blenny
FishSalarias ramosus
A personable reef grazer with bold patterning and surprising air-breathing ability.
Snowflake Eel
FishEchidna nebulosa
A crustacean-crushing moray that coexists peacefully with fish tankmates.
Southern Purple Spotted Gudgeon
FishMogurnda adspersa
A rare Australian native where the male does all the parenting. And most of the bossing around.
Southern Sailfin Catfish
FishPterygoplichthys anisitsi
A prehistoric-looking giant that moonlights as your tank's cleanup crew.
Southern Sennet
FishSphyraena picudilla
A sleek Atlantic predator that schools in impressive numbers near the surface.
Spanish Shawl
InvertFlabellina iodinea
A vivid Pacific nudibranch that's as demanding as it is decorative.
Sparkling Eartheater
FishSatanoperca acuticeps
A sociable eartheater with three bold flank blotches, rarely seen in the trade.
Spilotus Cory
FishAspidoras spilotus
A tiny Brazilian cory relative that can gulp air when needed.
Spiny Eel
FishCaecomastacembelus albomaculatus
A rarely seen Tanganyikan spiny eel for the serious rift lake setup.
Spiny Stream Pleco
FishHypostomus latifrons
A hardy Paraguayan armored catfish with a surprising ability to breathe air.
Spotcheek Cichlid
FishThorichthys maculipinnis
A gentle Central American cichlid that surprises with its delicate spotted fins.
Spotfin Goby Cichlid
FishTanganicodus irsacae
A wave-zone specialist that hops across rocks like no other cichlid.
Spotfin Spiny Eel
FishMacrognathus siamensis
A slender, burrowing oddity with a row of false eyes along its back.
Spotted
FishSewellia sp. "SEW01"
A bold hillstream loach from Vietnam with a spotted pattern and real personality.