Species
Browsing 395 species. Use the filters below to narrow down.
Raspy River Stingray
FishPotamotrygon scobina
A rare freshwater ray that often gets misidentified and mis-sold in the trade.
Red-bellied Piranha
FishPygocentrus nattereri
The world's most notorious fish, and surprisingly misunderstood in the wild.
Red Devil
FishAmphilophus labiatus
A notoriously aggressive cichlid that somehow also becomes your best friend.
Red-eared Slider
FishTrachemys scripta elegans
A long-lived turtle that outlasts most aquariums. And many life plans.
Red Empress
FishProtomelas taeniolatus
A Lake Malawi rock dweller sold under flashy trade names, worth every bit of the hype.
Redeye Piranha
FishSerrasalmus rhombeus
A solitary, powerfully-jawed predator best kept as a single specimen by dedicated keepers.
Redeye Puffer
FishCarinotetraodon lorteti
A tiny puffer with dramatic color-changing ability and surprisingly long lifespan.
Redfin Pickerel
FishEsox americanus americanus
A pint-sized ambush predator that turns patience into a hunting superpower.
Red Lizard Catfish
FishRineloricaria sp
A slender, peaceful whiptail with a mysterious origin and surprisingly easy breeding behavior.
Red Lyretail Swordtail
FishXiphophorus helleri
A selectively bred swordtail with a ruffled dorsal fin and deep crimson color throughout.
Redspot Cichlid
FishAmphilophus calobrensis
A rare Panamanian cichlid with a ferocious personality and fascinating parental behavior.
Redtail Catfish
FishPhractocephalus hemioliopterus
A gorgeous river giant that almost no home aquarium can truly accommodate.
Red-tailed Freshwater Barracuda, Spotted Cachorro
FishAcestrorhynchus falcatus
A pike-like ambush predator that minds its manners with fish it can't swallow.
Red Tail Garra
FishGarra sp. "Redtail"
A mysterious, proboscis-nosed stream fish with mood-signaling facial hardware.
Redtail Splitfin
FishXenotoca eiseni
A hardy livebearer with a nasty streak and genuinely fascinating reproductive biology.
Red Terror
FishCichlasoma festae
A massive, fierce Ecuadorian cichlid that will eat anything it can fit in its mouth.
Red Wolf Fish
FishErythrinus erythrinus
A bold, air-breathing predator that mimics killifish as a juvenile to lure prey
Reticulate Freshwater Stingray
FishPotamotrygon orbignyi
A manageable freshwater ray for those ready to step up to serious specialist keeping.
Rice Eel or Rice Field Eel
FishMonopterus albus
A land-crossing, air-breathing swamp predator that isn't actually an eel at all.
Ringtailed Pike Cichlid
FishCrenicichla saxatilis
A torpedo-shaped predator from Suriname's creeks, built to ambush and dominate.
Rosette River Stingray
FishPotamotrygon schroederi
A rare, patterned freshwater ray that demands respect and serious commitment.
Rostratus
FishFossorochromis rostratus
The sand-diving Lake Malawi cichlid that buries itself when spooked.
Royal Featherback
FishChitala blanci
A massive Mekong predator that will outgrow almost any home aquarium.
Saddleback Acara
FishAequidens tetramerus
A wide-ranging South American cichlid with vivid locality color forms worth hunting down.
Saddled Bichir
FishPolypterus endlicheri
A prehistoric African predator that breathes air and grows to impressive lengths.
Saddled Bichir
FishPolypterus endlicheri endlicheri
A living fossil that can breathe air and survive out of water.
Sailfin Pimeloid
FishLeiarius marmoratus
A massive schooling catfish with dramatic fins and a nocturnal personality.
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.
Scrapermouth Mbuna
FishLabeotropheus trewavasae
A rock-scraping Lake Malawi mbuna with over 40 wild color forms.
Senegal Bichir
FishPolypterus senegalus meridionalis
A living fossil that breathes air and hunts like a prehistoric predator.
Serian Borneo sucker
FishGastromyzon scitulus
A tiny Bornean torrent-dweller that clings to rocks and grazes algae in miniature rapids.
Short-finned Bichir
FishPolypterus palmas
An ancient, air-breathing predator that looks like it crawled out of the Devonian.
Shortnose Gar
FishLepisosteus oculatus
A living fossil built for ambush, not the average home aquarium.
Shovel-nosed Catfish
FishSorubim lima
A head-down ambush predator that swims like a falling leaf among the roots.
Silver Croaker
FishPlagioscion squamosissimus
A riverside predator built like a torpedo, surprisingly manageable for its size.