Species
Browsing 1,508 species. Use the filters below to narrow down.
Snowball Pleco
FishHypancistrus inspector
Bold spotted pleco from Venezuelan rapids, compact enough for a mid-size tank.
Social Fairy Wrasse
FishCirrhilabrus rubriventralis
A jewel-toned Red Sea wrasse that dances through the water column in groups.
Solid Coral
CoralPorites solida
A boulder-sized reef builder with a smooth, sculpted profile and understated elegance.
Somphongs's Rasbora
FishTrigonostigma somphongsi
One of the rarest aquarium fish alive, rescued from the edge of extinction.
Sorong Rainbowfish
FishMelanotaenia fredericki
A compact Indonesian rainbowfish with vivid color that rewards attentive keepers.
Southern Cup Coral
CoralCaryophyllia (Caryophyllia) inornata
A solitary cold-water cup coral with quiet charm and real character.
Southern Purple Spotted Gudgeon
FishMogurnda adspersa
A rare Australian native where the male does all the parenting. And most of the bossing around.
Southern Sennet
FishSphyraena picudilla
A sleek Atlantic predator that schools in impressive numbers near the surface.
Sparkling Eartheater
FishSatanoperca acuticeps
A sociable eartheater with three bold flank blotches, rarely seen in the trade.
Spiketail Paradise Fish
FishPseudosphromenus cupanus
A shy, small labyrinth fish with secretive bubble-nesting habits worth watching.
Spine Coral
CoralHydnophora bonsai
A compact, ridge-studded coral with an unusual bonsai-like branching form.
Spine Coral
CoralHydnophora exesa
A shape-shifting Indo-Pacific coral with tentacles out around the clock.
Spine Coral
CoralHydnophora grandis
A bold, architecturally distinctive coral with a reputation for territorial aggression.
Spine Coral
CoralHydnophora microconos
A tough, lumpy coral that earns its place on any intermediate reef.
Spine Coral
CoralHydnophora pilosa
A branching reef coral with tentacles out around the clock.
Spine Coral
CoralHydnophora rigida
Branching coral with distinctive ridged spines along every branch.
Spiny Catfish
FishClarotes laticeps
A wide-headed African predator that will outgrow most home aquariums.
Spiny Plate Coral
CoralEchinopora lamellosa
Tiered, whorl-shaped plates that can dominate entire shallow reef flats.
Spiny Stream Pleco
FishHypostomus latifrons
A hardy Paraguayan armored catfish with a surprising ability to breathe air.
Splash Tetra
FishCopella arnoldi
The fish that leaps out of water to lay eggs on leaves above the surface.
Splash Tetra
FishCopella carsevennensis
A tiny surface-dweller with one of the most acrobatic spawning rituals in freshwater fishkeeping.
Splendid Killifish
FishAphyosemion splendopleure
A jewel of West African rainforest streams that rewards patient, dedicated keepers.
Splendid Rainbow Wrasse
FishHalichoeres marginatus
A reef wrasse that shifts from drab to vivid as it matures.
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.
Spot-tail
FishBrycinus imberi
A wide-ranging African schooler that brings energy and size to larger tanks.
Spottail Killifish
FishHeterandria bimaculata
A bold Central American livebearer with attitude to match its size.
Spotted Barb
FishBarbodes binotatus
A wide-ranging Asian barb with a surprisingly variable spotted pattern.
Spotted Cichlid
FishAustraloheros facetus
A tough South American cichlid with a big personality and surprising cold tolerance.
Spotted Cory
FishCorydoras brevirostris
A tiny armored catfish with a surprisingly long lifespan and a talent for breathing air.
Spotted Goby
FishStigmatogobius sadanundio
A pale, spotted bottom-dweller from Asian estuaries with a surprisingly bold personality.
Spotted Hatchetfish
FishGasteropelecus maculatus
A surface-skimming South American oddity that can genuinely leap out of your tank.
Spotted Hillstream Loach
FishGastromyzon punctulatus
A pint-sized Bornean hillstream loach that grazes algae like a tiny lawnmower.
Spotted Hoplo
FishMegalechis thoracata
A tough, bubble-nesting catfish that breathes air and shrugs off rough conditions.
Spotted Lagoon Jelly
InvertMastigias papua
A photosynthetic jellyfish from Palau's legendary landlocked lake.
Spotted Orange Seam Plec
FishHemiancistrus guahiborum
A territorial Orinoco plec with vivid orange-edged fins and a fascinating ability to breathe air.