Species
Browsing 588 species. Use the filters below to narrow down.
Sea Pony
FishHippocampus fuscus
A monogamous, eelgrass-dwelling seahorse from the Indian Ocean with pair-bonding rituals.
Sebae Anemone
InvertHeteractis crispa
A large, long-tentacled anemone that hosts clownfish but demands strong light and stable water.
Sexy Shrimp
InvertThor amboinensis
Tiny reef shrimp with a wiggling rear end that never stops moving.
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.
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 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 siamensisis
The genuine algae-eating workhorse that actually earns its keep in a planted tank.
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 Distichodus
FishDistichodus affinis
A peaceful Congo schooler that surprises you with vivid red fins at adulthood.
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 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.
Silver rasbora
FishRasbora dusonensis
A boldly striped schooling rasbora with a vivid yellow tail fin.
Simor Fighter
FishBetta simorum
A shy wild betta from Indonesian blackwater that rewards patient, dedicated keepers.
Six-eyed Tetra
FishPhenacogaster tegatus
The tiny 'six-eyed tetra' from Paraguay with a trick spot pattern.
Slender Danio
FishBrachydanio aesculapii
A tiny, patterned danio from an isolated mountain range few fishkeepers know about.
Slender Danio
FishBrachydanio tinwini
A tiny, spot-patterned danio from a single Myanmar stream.
Slender Danios
FishBrachydanio kyathit
A small Burmese danio with variable patterning that keeps hobbyists guessing.
Slender Danios
FishBrachydanio sp. "Hikari"
A peaceful schooler from Myanmar with a taxonomic twist hiding in its stripes.
Slimy Loach
FishPangio myersi
A social, eel-like loach that piles into hiding spots with its companions.
Smallfin Fighter
FishBetta miniopinna
A tiny, dark peat-swamp Betta with vivid red pelvic fins and a gentle nature.
Smokey Glass Catfish
FishKryptopterus cryptopterus
A ghostly schooling catfish that disappears against the current
Snowball Pleco
FishBaryancistrus sp. "L142"
A boldly spotted Amazonian pleco that gets feisty as it grows up.
Snyder's Barb
FishPuntius snyderi
Taiwan's little-known barb that rivals the golden barb in looks but rarely in fame.
Solitary Cup Coral
CoralCynarina lacrymalis
A puffy, jewel-like solo coral that thrives in calm, dimly lit reef spots.
Solitary Disk Coral
CoralScolymia wellsii
A bold, single-polyp coral that rewards patient feeding with vivid growth.
Southern Sailfin Catfish
FishPterygoplichthys anisitsi
A prehistoric-looking giant that moonlights as your tank's cleanup crew.
Sparkling Gourami
FishTrichopsis pumila
Tiny gourami that settles disputes by croaking like a miniature frog
Spilotus Cory
FishAspidoras spilotus
A tiny Brazilian cory relative that can gulp air when needed.