Species
Browsing 2,796 species. Use the filters below to narrow down.
Siamese Algae Eater
FishCrossocheilus oblongus
The algae eater that actually eats algae, including the tough stuff other fish ignore.
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.
Side-attached Plate Coral
CoralAcropora simplex
A deep-reef plate coral that pushes the limits of what home systems can sustain.
Sidestripe rasbora
FishRasbora paviana
A peaceful, stripe-sided stream fish that thrives in groups and suits most community tanks.
Silver Arawana
FishOsteoglossum bicirrhosum
An ancient, leaping predator that quickly outgrows almost every home aquarium.
Silver Barbel
FishPareutropius longifilis
A shy but lively African schooling fish that thrives in numbers
Silver Croaker
FishPlagioscion squamosissimus
A riverside predator built like a torpedo, surprisingly manageable for its size.
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 dolphin catfish
FishAgeneiosus atronasus
A compact Amazonian predator that fits surprisingly well in a community setup.
Silver Hatchetfish
FishGasteropelecus sternicla
A surface-skimming acrobat that leaps to catch insects mid-air.
Silver Mudskipper
FishPeriophthalmus argentilineatus
The fish that climbs trees and spends more time on land than in water.
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.
Silver Rasbora
FishRasbora argyrotaenia
A sleek, fast-moving schooler built for larger river setups
Silver Tetra
FishGymnocorymbus bondi
A peaceful Orinoco schooler that's more interesting than its plain adult looks suggest.
Silver Tiger Fish
FishDatnioides polota
A bold, bar-patterned predator that bridges freshwater rivers and brackish coastal zones.
Silver-tipped Tetra
FishHasemania nana
A glittering, lively little tetra that plays well with almost everyone.
Simor Fighter
FishBetta simorum
A shy wild betta from Indonesian blackwater that rewards patient, dedicated keepers.
Sinuous Cup Coral
CoralAustralophyllia wilsoni
A cold-water beauty that thrives where most reef corals fear to go.
Sinuous Cup Coral
CoralLobophyllia agaricia
A forgiving large polyp coral with flowing, brain-like ridges and rich coloration.
Sinuous Cup Coral
CoralLobophyllia erythraea
A forgiving large-polyp coral from the Red Sea with flowing, brain-like ridges.
Sinuous Cup Coral
CoralLobophyllia hassi
A forgiving large-polyp coral with flowing, brain-like ridges perfect for reef beginners.
Sinuous Cup Coral
CoralLobophyllia radians
A wide-ranging cup coral that forgives beginner mistakes and rewards patient hobbyists.
Sinuous Cup Coral
CoralLobophyllia recta
A forgiving large-polyp coral with flowing, sculptural form for reef beginners.
Sinuous Cup Coral
CoralLobophyllia valenciennesii
A flowing, brain-like coral that beginners can actually keep with confidence.
Sittang Mystus
FishHemibagrus peguensis
A rarely seen Myanmar catfish with bold spotted flanks and an orange tail.
Six-banded Distichodus
FishDistichodus sexfasciatus
A boldly striped river giant that outgrows most aquariums and most owners' expectations.
Sixbar Panchax
FishEpiplatys sexfasciatus
A surface-dwelling West African killifish with bold barring and easy breeding potential.
Sixbar Panchax
FishEpiplatys sexfasciatus sexfasciatus
A sleek African killifish that hunts from the surface with cool precision.
Six-eyed Tetra
FishPhenacogaster tegatus
The tiny 'six-eyed tetra' from Paraguay with a trick spot pattern.
Six-line Wrasse
FishPseudocheilinus hexataenia
A bold, reef-safe hunter that punches well above its size in attitude.
Six-ray Star Coral
CoralMadracis senaria
A deep-water Caribbean encrusting coral with a precise, six-pointed corallite architecture.