Species
Browsing 2,303 species. Use the filters below to narrow down.
Salvin's Cichlid
FishCichlasoma salvini
Colorful, compact, and surprisingly ferocious. A Central American cichlid with real attitude.
Salween Barb
FishHampala salweenensis
A rare Salween barb that hunts by suction and needs to be kept in groups.
Salween Grazer
FishGarra salweenica
A blunt-snouted Salween grazer with a curious three-lobed proboscis.
Salween Loach
FishAcanthocobitis zonalternans
A camouflaged Salween loach that thrives in groups and rewards patient keepers.
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.
Sands' cory
FishCorydoras davidsandsi
A rarely exported Rio Negro cory with a bold split dorsal bar and surprising longevity.
Sand-sifting Goby
FishAmblygobius rainfordi
A sand-sifting goby that thrives in reef flats across the wide Western Pacific.
San Francisco Piranha
FishPygocentrus piraya
The largest piranha, and the one that earns the reputation others borrow.
Sanggau Betta
FishBetta antoni
A soft-water mouthbrooder from Borneo with iridescent blue scales and complex breeding behavior.
Santa cruz cory
FishCorydoras cruziensis
A tiny armored catfish from Bolivia with a gut that doubles as a lung.
Sarabia Cichlid
FishParaneetroplus bulleri
A hardy Mexican cichlid built for fast currents and long-term companionship.
Sarasin's Goby
FishMugilogobius sarasinorum
A rare Sulawesi lake goby found nowhere else on Earth.
Sarasin's Minnow
FishOryzias sarasinorum
A rare Sulawesi ricefish with a truly bizarre egg-carrying trick
Sardine Cichlid
FishCyprichromis leptosoma
A mid-water schooling cichlid from Tanganyika with fascinating lekking behavior.
Sargassum Frogfish
FishHistrio histrio
A master of disguise that drifts the open ocean on floating weed mats.
Sargassum Triggerfish
FishXanthichthys ringens
A long-lived Atlantic trigger that spends its youth adrift in floating seaweed.
Saulosi Cichlid
FishPseudotropheus saulosi
A Lake Malawi mbuna with dazzling sex-based color differences and fascinating mouthbrooding behavior.
Savona Stone Loach
FishSchistura savona
A boldly barred Himalayan loach that holds its own in a community tank.
Scale-eating Pupfish
FishCyprinodon desquamator
A tiny Bahamian pupfish that makes its living stealing scales from other fish.
Scaleless Killifish
FishAphanius asquamatus
A nearly scaleless relic from a single Turkish lake, built for dedicated keepers.
Scarlet Badis
FishDario dario
Tiny Indian badid with iridescent blue bars and big personality in a nano tank.
Scarlet Livebearer
FishMicropoecilia picta
A pint-sized livebearer with a taste for brackish water and bold color.
Scheeli Killifish
FishFundulopanchax scheeli
A gentle rainforest killifish that rewards patient, thoughtful aquascapers.
Schwartz's Cory
FishCorydoras schwartzi
A long-lived, armored bottom dweller that genuinely thrives in good company.
Scissortail Barb
FishRasbora rasbora
A large, peaceful schooling rasbora rarely seen outside specialist collections.
Scissortail Dartfish
FishPtereleotris evides
A graceful reef dartfish that hovers in open water and pairs for life.
Scissortail Rasbora
FishRasbora trilineata
The tail-flicking schooler that earns its name every time it rests.
Scooter Blenny
FishSynchiropus ocellatus
A reef-floor hunter with detailed patterns and a surprisingly long lifespan.
Scooter Loach
FishBarbucca diabolica
A belly-crawling 'scooter' loach that rarely leaves the substrate.
Scopas Tang
FishZebrasoma scopas
A reef grazer that keeps algae in check across vast Indo-Pacific waters.
Scott's Wrasse
FishCirrhilabrus scottorum
A brilliantly colored fairy wrasse that rewards patient, experienced reef keepers.
Scrapermouth Mbuna
FishLabeotropheus trewavasae
A rock-scraping Lake Malawi mbuna with over 40 wild color forms.
Scribbled Angelfish
FishChaetodontoplus duboulayi
A boldly patterned reef angel that's surprisingly easygoing for its size.
Scribbled Pufferfish
FishArothron mappa
A boldly patterned puffer that roams reef drop-offs with calm, solitary confidence.
Sea Pony
FishHippocampus fuscus
A monogamous, eelgrass-dwelling seahorse from the Indian Ocean with pair-bonding rituals.