☮Peaceful community
Peaceful species that coexist with a wide range of tankmates. The foundation of mixed-species community tanks.
525 species
Red-tailed Flag Tetra
FishHyphessobrycon agulha
A rare, peaceful tetra that anchors its entire species group by name.
Redtail Notho
FishNothobranchius guentheri
A jewel-bright killifish that lives fast, dies young, and leaves drought-proof eggs.
Rio Napo cory
FishCorydoras napoensis
A tiny armored catfish from Ecuador that rewards patient keepers with decades of personality.
Ripsaw Catfish
FishMegalodoras uranoscopus
A gentle giant catfish from the Amazon that travels in groups and growls.
River Goby
FishAwaous banana
A sand-sifting river giant that grazes algae like an aquatic lawnmower.
Robusta Cory
FishCorydoras robustus
One of the largest corys around, rarely seen and worth the hunt.
Rocket Panchax
FishPseudepiplatys annulatus
A tiny West African killifish with bold bands and surprisingly shy habits.
Rohan's Barb
FishDawkinsia rohani
A lively schooling barb from the hill streams of southern India.
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 Farlowella Whiptail Catfish (Tank-Bred)
FishSturisoma panamense
An elegant whiptail catfish that grazes algae and breathes air when needed.
Royal Whiptail
FishSturisoma festivum
A sleek, whiskered algae grazer from the Maracaibo basin with a surprising trick up its sleeve.
Ruby Sea Dragon
FishPhyllopteryx dewysea
A rose-red sea dragon hiding in the deep, only discovered this century.
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.
Ryukin Goldfish
FishCarassius auratus var. ryukin
The hump-backed beauty of fancy goldfish keeping, built for cool, calm ponds and tanks.
Saddle Barb
FishBarbodes banksi
A rare Bornean barb with a distinctive wedge marking, seldom seen outside specialist circles.
Saddle Butterflyfish
FishChaetodon ephippium
A boldly patterned butterflyfish with a dramatic dark saddle across its back.
Sailfin Molly
FishPoecilia velifera
The towering dorsal fin of this livebearer is a true showpiece when conditions are right.
Salmacis Cory
FishScleromystax salmacis
A tiny armored catfish from Brazilian ponds, with a venomous sting to respect.
Salt and Pepper Cory
FishCorydoras habrosus
A pint-sized armored catfish that breathes air and blinks at you.
Sands' cory
FishCorydoras davidsandsi
A rarely exported Rio Negro cory with a bold split dorsal bar and surprising longevity.
Santa cruz cory
FishCorydoras cruziensis
A tiny armored catfish from Bolivia with a gut that doubles as a lung.
Sarasin's Minnow
FishOryzias sarasinorum
A rare Sulawesi ricefish with a truly bizarre egg-carrying trick
Scarlet Livebearer
FishMicropoecilia picta
A pint-sized livebearer with a taste for brackish water and bold color.
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.
Scott's Wrasse
FishCirrhilabrus scottorum
A brilliantly colored fairy wrasse that rewards patient, experienced reef keepers.
Seuss' cory
FishCorydoras seussi
A long-lived Bolivian cory that breathes air and rewards patient keepers.
Sevenband Butterflyfish
FishChaetodon punctatofasciatus
A boldly patterned reef butterfly that pairs for life and rarely strays far from coral.
Shalyni Barb
FishPethia shalynius
A cool-water hill stream barb with a vivid blue lateral stripe and gentle temperament.
Sharknose goby
FishElacatinus evelynae
A tiny Caribbean cleaner fish that services sharks and rays without hesitation.
Sharksucker
FishEcheneis naucrates
The fish that hitchhikes on sharks, and occasionally tries to attach to divers.
Sharp-nosed Gourami
FishSphaerichthys acrostoma
A rare Bornean mouthbrooder from blackwater streams, gentle and quirky in equal measure.
Shining Pencilfish
FishNannostomus nitidus
A rarely-seen pencilfish with a glittering lateral stripe and fascinating nocturnal color shifts.
Shortfin Molly
FishPoecilia mexicana
The wild ancestor of the molly we all know, built for tough conditions.