Species
Browsing 3,374 species. Use the filters below to narrow down.
Red Lyretail Swordtail
FishXiphophorus helleri
A selectively bred swordtail with a ruffled dorsal fin and deep crimson color throughout.
Red Mouth Headstander
FishAnostomus ternetzi
A boldly striped headstander that swims at its own angle. Literally.
Red-mouth Mushroom Anemone
CoralRhodactis rhodostoma
A hardy, low-light mushroom coral from the Red Sea that spreads readily on its own.
Red Orange Neon
FishPseudomugil sp. "Red Neon"
Tiny, vivid, and electric. A micro-rainbow that rewards patient keepers.
Red Peacock
FishAulonocara hansbaenschi
A peacock cichlid from southern Malawi with fiery coloration and manageable temperament.
Red Pencilfish
FishNannostomus mortenthaleri
A tiny, fiery Peruvian pencilfish that punches well above its weight in attitude.
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 Root Floaters
PlantPhyllanthus fluitans
A fast-spreading floater with vivid red roots that shrimp absolutely love.
Red Sea Leather Coral
CoralSarcophyton pauciplicatum
A hardy Red Sea leather coral that earns its keep in almost any reef.
Red Side Barb
FishPuntius bimaculatus
A peaceful, active schooler from South Asian streams with a vivid red flanks in males.
Red Soft Coral
CoralGersemia rubiformis
A cold-water soft coral that brings vivid color to temperate reef tanks.
Redspot Cichlid
FishAmphilophus calobrensis
A rare Panamanian cichlid with a ferocious personality and fascinating parental behavior.
Red Spot Puffer
FishPao abei
A pint-sized freshwater puffer with a big attitude and sharp teeth to match.
Red-spotted Blenny
FishSalarias segmentatus
A reef-dwelling algae grazer with bold red spots and a big personality.
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 Panchax
FishEpiplatys lamottei
A West African surface killifish dressed in red spots and dark bars.
Redspotted Tetra
FishCopeina guttata
A paternal nest-guarder from the Amazon with bold red spots and real personality.
Redspot wrasse
FishPseudocoris yamashiroi
A fast-moving reef wrasse with vivid pink tones and open-water energy.
Redstreaked Blenny
FishCirripectes stigmaticus
A reef-flat blenny with bold red facial markings and loads of personality.
Redstriped Eartheater
FishGeophagus surinamensis
A mouthbrooding digger that sifts sand and fiercely guards its young.
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.
Red-striped Toadfish
FishDichotomyctere erythrotaenia
A compact, red-lined puffer from mangrove creeks that thrives in brackish setups.
Red Swamp Crayfish
InvertProcambarus clarkii
Hardy, bold, and endlessly entertaining. But a menace to planted tanks.
Redtail Barb
FishDischerodontus ashmeadi
A rare, bottom-dwelling schooler with vivid red-tipped fins and secretive nocturnal habits.
Redtail Butterflyfish
FishChaetodon collare
A reef native that pairs for life but rarely forgives a rough transition to captivity.
Redtail Catfish
FishPhractocephalus hemioliopterus
A gorgeous river giant that almost no home aquarium can truly accommodate.
Red-tailed Black Shark
FishCyclocheilos enoplos
A giant Southeast Asian river fish that belongs in public aquaria, not home tanks.
Red-tailed Flag Tetra
FishHyphessobrycon agulha
A rare, peaceful tetra that anchors its entire species group by name.
Red-tailed Freshwater Barracuda, Spotted Cachorro
FishAcestrorhynchus falcatus
A pike-like ambush predator that minds its manners with fish it can't swallow.