Species
Browsing 951 species. Use the filters below to narrow down.
Rosy Loach
FishYunnanilus sp. "Rosy"
A rosy little loach that punches above its weight in personality.
Rosy Tetra
FishHyphessobrycon bentosi
A rosy, fin-flaring little characin that puts on its best show in a crowd.
Rosy Tetra
FishHyphessobrycon rosaceus
A softly blushing schooling tetra that rewards keepers who think in groups.
Royal Gramma
FishGramma loreto
A bold two-toned reef fish that happily swims upside down under ledges.
Royal Pleco
FishPanaque nigrolineatus
A wood-rasping giant with bold racing stripes and a reclusive personality.
Rummy Nose Tetra
FishHemigrammus bleheri
A tight-schooling tetra whose vivid red nose blazes brightest in a large group.
Rummy Nose Tetra
FishHemigrammus rhodostomus
The original rummy-nose, built for tight shoals and soft Amazon water.
Rusty Angelfish
FishCentropyge ferrugata
A compact, reef-dwelling dwarf angel with rich rusty coloring and bold personality.
Ryukin Goldfish
FishCarassius auratus var. ryukin
The hump-backed beauty of fancy goldfish keeping, built for cool, calm ponds and tanks.
Saddleback Acara
FishAequidens tetramerus
A wide-ranging South American cichlid with vivid locality color forms worth hunting down.
Saddle Barb
FishBarbodes banksi
A rare Bornean barb with a distinctive wedge marking, seldom seen outside specialist circles.
Sailfin Molly
FishPoecilia latipinna
The male's enormous sail-like dorsal fin makes this livebearer instantly recognizable.
Sailfin Molly
FishPoecilia velifera
The towering dorsal fin of this livebearer is a true showpiece when conditions are right.
Sailfin Pleco
FishGlyptoperichthys gibbiceps
A decades-long commitment: this armored giant lives longer than most pets.
Sally Lightfoot crab
InvertPercnon gibbesi
A lightning-fast reef crab that never seems to hold still for long.
Salmacis Cory
FishScleromystax salmacis
A tiny armored catfish from Brazilian ponds, with a venomous sting to respect.
Salmon Catfish
FishNeoarius leptaspis
A mouthbrooding giant catfish that travels from rivers to the sea.
Salt and Pepper Cory
FishCorydoras habrosus
A pint-sized armored catfish that breathes air and blinks at you.
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.
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.
Scarlet Livebearer
FishMicropoecilia picta
A pint-sized livebearer with a taste for brackish water and bold color.
Scarlet Reef Hermit Crab
InvertPaguristes cadenati
A tireless little reef cleaner with bold red legs and a peaceful disposition.
Schwartz's Cory
FishCorydoras schwartzi
A long-lived, armored bottom dweller that genuinely thrives in good company.
Scissortail Rasbora
FishRasbora trilineata
The tail-flicking schooler that earns its name every time it rests.
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.
Sebae Anemone
InvertHeteractis crispa
A large, long-tentacled anemone that hosts clownfish but demands strong light and stable water.
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.
Serpae Tetra
FishHyphessobrycon eques
Fiery red schooler that turns fin-nipper when kept in too-small groups.