Species
Browsing 341 species. Use the filters below to narrow down.
Sabah Dottyback
FishManonichthys alleni
A cave-dwelling Pacific dottyback with a fondness for living inside tubular sponges.
Sally Lightfoot crab
InvertPercnon gibbesi
A lightning-fast reef crab that never seems to hold still for long.
Salmon Catfish
FishNeoarius leptaspis
A mouthbrooding giant catfish that travels from rivers to the sea.
Sambia
FishNeolamprologus sexfasciatus
A boldly striped Tanganyikan predator that demands respect from tankmates and keeper alike.
San Domingo Cichlid
FishThorichthys callolepis
A lesser-known Mexican cichlid from swift, rocky headwaters worth a closer look.
Sarabia Cichlid
FishParaneetroplus bulleri
A hardy Mexican cichlid built for fast currents and long-term companionship.
Scribbled Angelfish
FishChaetodontoplus duboulayi
A boldly patterned reef angel that's surprisingly easygoing for its size.
Sebae Clownfish
FishAmphiprion sebae
A bold, territorial clownfish that pairs best with one specific anemone host.
Sergeant Major
FishAbudefduf saxatilis
Bold reef dweller with a notorious attitude that grows with age.
Seven-spot Archerfish
FishToxotes chatareus
A sharpshooter that hunts insects by spitting jets of water at overhanging branches.
Severum
FishHeros efasciatus
A gentle giant of the Amazon that plays surprisingly well with others.
Severum
FishHeros severus
A large, easygoing cichlid with personality to spare and a surprisingly gentle nature.
Shacra Baril
FishBarilius shacra
A bold, fast-moving river cyprinid that needs equally robust tankmates to thrive.
Shark Minnow
FishLuciosoma bleekeri
A fast-moving surface predator that needs serious space to thrive.
Sheep Pacu
FishAcnodon normani
A compact pacu with tiger stripes and a bad habit of snacking on scales.
Shell-dwelling Cichlid
FishNeolamprologus brevis
A pint-sized Tanganyikan cichlid that treats a snail shell like a fortress
Short-lined Pyrrhulina
FishPyrrhulina brevis
A compact Amazonian predator with surprising personality for its size.
Six-banded Distichodus
FishDistichodus sexfasciatus
A boldly striped river giant that outgrows most aquariums and most owners' expectations.
Skunk clownfish
FishAmphiprion akallopisos
The pale skunk stripe makes this anemonefish one of the most recognizable in the ocean.

Sleeper
FishNimbochromis livingstonii
The Lake Malawi cichlid that fakes its own death to ambush prey.
Snake-skin Gourami
FishTrichopodus pectoralis
A big, peaceful gourami with wild origins in the flooded forests of Southeast Asia.
Snowflake Blenny
FishSalarias ramosus
A personable reef grazer with bold patterning and surprising air-breathing ability.
Spotfin Goby Cichlid
FishTanganicodus irsacae
A wave-zone specialist that hops across rocks like no other cichlid.
Spot-tail
FishBrycinus imberi
A wide-ranging African schooler that brings energy and size to larger tanks.
Spotted leporinus
FishLeporinus maculatus
A swift-water Guianan pencilfish relative with a spotted pattern and real personality.
Spotted Pimelodus
FishPimelodus maculatus
A schooling predatory catfish that needs space, robust tankmates, and careful handling.
Squeaker
FishSynodontis multipunctata
The catfish that tricks cichlids into raising its young for it.
Squeaker Catfish
FishSynodontis waterloti
A rarely seen West African catfish with serrated fins and bold personality.
Stalsberg's Cichlid
FishAndinoacara stalsbergi
A Pacific-slope cichlid built for hard, alkaline, and even brackish water.
Striped Catfish
FishPangasionodon hypophthalmus
Sold as a tiny silver juvenile, grows into a tank-busting giant.
Striped Dwarf Cichlid
FishPelvicachromis taeniatus
A cave-spawning West African dwarf cichlid with vivid breeding colors and real personality.
Striped Flying Barb
FishEsomus metallicus
A slender, surface-loving schooler with famously long barbels and a feisty streak.
Striped Headstander
FishAnostomus anostomus
A boldly striped South American fish that swims nose-down and plays rough with its own kind.
Sultan Fish
FishLeptobarbus rubripinna
A giant barb sold small, with a wild reputation for getting 'drunk' on rainforest seeds.
Sun Loach
FishYasuhikotakia eos
A bold, clicking loach from fast Mekong rivers that demands respect and companions.
Sunshine Pleco
FishScobinancistrus aureatus
A bold, deep-bodied Xingu pleco that earns its place with personality to spare.