Species
Browsing 641 species. Use the filters below to narrow down.
Slender Betta
FishBetta bellica
A slender peat swamp betta that rewards patient, thoughtful keepers
Slender Piranha
FishSerrasalmus elongatus
A sleek, solitary predator that's one of the easiest piranhas to identify correctly.
Slender Tail Hap
FishBuccochromis lepturus
A rarely seen Lake Malawi predator that hunts juvenile cichlids on sandy flats.
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.
Smallfin Fighter
FishBetta miniopinna
A tiny, dark peat-swamp Betta with vivid red pelvic fins and a gentle nature.
Smallscale Archerfish
FishToxotes microlepis
The freshwater archer that hunts insects by spitting water with sniper precision.
Smokey Glass Catfish
FishKryptopterus cryptopterus
A ghostly schooling catfish that disappears against the current
Snail-crusher Hap
FishTrematocranus placodon
A snail-crushing Lake Malawi hap with a specialist trick most cichlids lack.
Snakehead Betta
FishBetta channoides
A tiny, peaceful mouthbrooder from Borneo's blackwater forest streams.
Snakeskin Gourami
FishTrichogaster pectoralis
A gentle giant gourami that thrives where few fish could survive.
South American Lungfish
FishLepidosiren paradoxa
A living fossil that breathes air, crawls on fins, and outlives most pets.
Southern Purple Spotted Gudgeon
FishMogurnda adspersa
A rare Australian native where the male does all the parenting. And most of the bossing around.
Southern Saratoga
FishScleropages leichardti
Australia's ancient surface predator, built for ambush and best kept alone.
Spangled Cichlid
FishAcaronia vultuosa
A compact Orinoco predator that punches above its weight in planted setups.
Spanish Toothcarp
FishAphanius iberus
A rare Mediterranean killifish worth keeping for conservation as much as curiosity.
Sparkling Eartheater
FishSatanoperca acuticeps
A sociable eartheater with three bold flank blotches, rarely seen in the trade.
spearer mantis shrimp
InvertLysiosquillina maculata
A bold, burrow-dwelling predator with a lightning-fast spearing strike.
Speckled Piranha
FishSerrasalmus spilopleura
A solitary, razor-toothed predator best kept one to a tank.
Spiketail Paradise Fish
FishPseudosphromenus cupanus
A shy, small labyrinth fish with secretive bubble-nesting habits worth watching.
Splendid Killifish
FishAphanius splendens
A rare Turkish killifish relative worth keeping for conservation as much as curiosity.
Splendid Killifish
FishAphyosemion splendopleure
A jewel of West African rainforest streams that rewards patient, dedicated keepers.
Spotcheek Cichlid
FishThorichthys maculipinnis
A gentle Central American cichlid that surprises with its delicate spotted fins.
Spotfin Spiny Eel
FishMacrognathus siamensis
A slender, burrowing oddity with a row of false eyes along its back.
Spotted Barb
FishBarbodes binotatus
A wide-ranging Asian barb with a surprisingly variable spotted pattern.
Spotted Goby
FishStigmatogobius sadanundio
A pale, spotted bottom-dweller from Asian estuaries with a surprisingly bold personality.
Spotted Hampala Barb
FishHampala dispar
A fast-moving Mekong predator that stays manageable enough for a large community tank.
Spotted Hatchetfish
FishGasteropelecus levis
A surface-hugging jumper with a deep keel and surprisingly peaceful nature.
Spotted Hatchetfish
FishGasteropelecus maculatus
A surface-skimming South American oddity that can genuinely leap out of your tank.
Spotted Pike-characin
FishBoulengerella maculata
A sleek Amazonian predator that rewards careful tank planning with genuine personality.
Spotted Snakehead
FishChanna punctata
A compact, hardy snakehead that breathes air and takes no nonsense from tankmates.
Steindachner's Dwarf Cichlid
FishApistogramma steindachneri
A harem-breeding dwarf cichlid with bold lateral markings from Guiana's rivers.
Stinging Catfish
FishHeteropneustes fossilis
A tough, air-breathing catfish that comes with a genuinely painful warning.
Strawberry
FishApistogramma eremnopyge
A tiny Peruvian cichlid with a dark tail blotch and surprisingly complex social needs.
Strawberry Rasbora
FishBoraras naevus
A thumbnail-sized Thai rasbora with bold body blotches and big personality in groups.
Stripeback Hap
FishBuccochromis nototaenia
A rarely seen Malawi predator that hunts cichlids over open sand flats.