Species
Browsing 951 species. Use the filters below to narrow down.
Ranchu Goldfish
FishCarassius auratus var. ranchu
The roly-poly fancy goldfish bred to look like a swimming raspberry.
Randall's pistol shrimp
InvertAlpheus randalli
The symbiotic pistol shrimp that teams up with gobies to rule the sandbed
Ranger Pleco
FishPterygoplichthys weberi
A hard-working algae grazer from Amazonian headwaters with a remarkable breathing trick.
Raphael catfish
FishPlatydoras costatus
A bold-striped catfish that grunts, buries itself, and eats almost anything.
Red-backed Paradisefish
FishMacropodus erythropterus
A rarely traded Vietnamese paradisefish with red fins and a complex identity
Red Barred Killi
FishAphyosemion elberti
A small, manageable killifish with bold markings from Central African stream systems.
Redbreast Acara
FishLaetacara dorsigera
A tiny South American cichlid with a boldly colored chest and a gentle personality.
Red Devil Vampire Crab
InvertGeosesarma dennerle
Jewel-bright mini crabs that thrive in paludarium setups with minimal fuss.
Red Dwarf Rasbora
FishMicrorasbora rubescens
A tiny Lake Inle gem that truly shines when kept in a proper-sized school.
Redeye Tetra
FishMoenkhausia oligolepis
A peaceful, easy-to-breed South American tetra often mistaken for its flashier cousin.
Red Fin Banded Pencilfish
FishNannostomus erythrurus
A slender, vividly finned pencilfish that rewards patient, detail-oriented keepers.
Redfin River Barb
FishCyclocheilichthys janthochir
A rarely imported Bornean cyprinid with vivid red fin markings and a gregarious personality.
Redfin Two-banded Carplet
FishPethia reval
A tiny Sri Lankan barb with vivid red fins and an easy-going nature.
Redflank Bloodfin
FishAphyocharax rathbuni
A fin-nipping schooler that rewards careful community planning with lively, colorful energy.
Red Garra
FishGarra rufa
The original 'doctor fish', famous for nibbling skin long before spa treatments existed.
Redline
FishDevario assamensis
A rare, deep-bodied danionid from Assam with vivid lateral striping and restless energy.
Red Line Tetra
FishHyphessobrycon amapaensis
A tiny, rarely seen Brazilian tetra with vivid red and cream lateral striping.
Red Lyretail
FishAphyosemion bivittatum
A jewel-toned lyretail from West African rainforest streams, surprisingly compact.
Red Orange Neon
FishPseudomugil sp. "Red Neon"
Tiny, vivid, and electric. A micro-rainbow that rewards patient keepers.
Red Phantom Tetra
FishHyphessobrycon sweglesi
A deep-red schooling tetra that rewards you for keeping bigger groups.
Red Racer Nerite Snail
InvertVittina waigiensis
A bold, patterned algae-eater that never reproduces in freshwater tanks.
Red Rainbowfish
FishGlossolepis incisus
A deep-bodied red rainbow that rewards group keeping with dazzling male displays.
Red Ramshorn
InvertPlanorbella duryi
A peaceful, easy-to-keep snail that comes in surprisingly vivid color forms.
Red Side Barb
FishPuntius bimaculatus
A peaceful, active schooler from South Asian streams with a vivid red flanks in males.
Red-spotted Copeina
FishCopella eigenmanni
A small, peaceful Amazonian schooler with subtle charm and fascinating breeding behavior.
Red-spotted Goby
FishRhinogobius rubromaculatus
A tiny, fast-moving stream goby from Taiwan and China's upland rivers.
Red-spotted Killi
FishAphyosemion cognatum
A compact, colorful killi that's surprisingly gentle on beginner patience.
Red Spotted Nerite Snail
InvertClithon diadema
A boldly patterned algae grazer that keeps glass and hardscape spotless.
Redspotted Tetra
FishCopeina guttata
A paternal nest-guarder from the Amazon with bold red spots and real personality.
Red-striped Rainbowfish
FishMelanotaenia splendida rubrostriata
A slow-burning rainbowfish that rewards patient keepers with spectacular adult color.
Red-striped Rasbora
FishRasbora pauciperforata
A slender, red-striped schooler that thrives in soft, tannin-rich blackwater setups.
Redtail Barb
FishDischerodontus ashmeadi
A rare, bottom-dwelling schooler with vivid red-tipped fins and secretive nocturnal habits.
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.
Red Tail Shark
FishEpalzeorhynchos bicolor
Bold looks, bolder attitude. This Thai native demands respect in any tank.
Reticulated Flying Fox
FishCrossocheilus reticulatus
A fishnet-patterned grazer that thrives in a lively, well-matched community.