Species
Browsing 3,374 species. Use the filters below to narrow down.
Rockmover
FishNovaculichthys taeniourus
A reef demolition crew in fish form, juvenile and adult look like different species.
Rohan's Barb
FishDawkinsia rohani
A lively schooling barb from the hill streams of southern India.
Roloff's Krib
FishPelvicachromis roloffi
A cave-spawning West African dwarf cichlid with strong pair bonds and subtle charm.
Rose Common Pleco
FishHypostomus roseopunctatus
A hefty South American pleco with an unusual ability to breathe air.
Roseline Shark
FishSahyadria denisonii
The endangered Indian torpedo barb with a vivid red-and-black racing stripe
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.
Rosy Barb
FishPethia conchonius
Hardy, colorful schooling barb that thrives across a wide range of conditions.
Rosy Basketmouth
FishCaquetaia spectabilis
A bold Amazonian cichlid that pairs for life and defends its brood fiercely.
Rosy Danio
FishDanio roseus
A rosy-hued schooling danio that thrives in lively community tanks.
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.
Rotpunct Apisto
FishApistogramma alacrina
A pint-sized Colombian dwarf cichlid with a uniquely spotted pectoral fin base.
Rough Feather Coral
CoralCtenactis echinata
A solitary, free-living coral that grows impressively large on the reef slope.
Rough Star Coral
CoralIsophyllia rigida
A hardy Caribbean brain coral built for turbulent, surge-swept reef zones.
Rounded Bubblegum Coral
CoralNemenzophyllia turbida
A delicate, bubble-like coral that thrives in calm, low-light reef zones.
Rounded Bubblegum Coral
CoralPlerogyra cauliformis
A bubble coral relative with warty, inflated polyps and rich red-brown coloring.
Rounded Bubblegum Coral
CoralPlerogyra diabolotus
A rare Bornean bubble coral with oversized, rounded vesicles and moderate care needs.
Rounded Bubblegum Coral
CoralPlerogyra eurysepta
Bubble-filled LPS coral that deflates at night to reveal sweeping feeding tentacles.
Rounded Bubblegum Coral
CoralPlerogyra multilobata
A rare Bornean bubble coral with soft, rounded lobes and a peaceful reef presence.
Round-tailed Paradise Fish
FishMacropodus ocellatus
A cold-hardy labyrinth fish that stays active even under ice.
Royal Clown Loach
FishLeptobotia pellegrini
China's boldly patterned loach needs a group and robust tankmates to thrive.
Royal Farlowella Whiptail Catfish (Tank-Bred)
FishSturisoma panamense
An elegant whiptail catfish that grazes algae and breathes air when needed.
Royal Featherback
FishChitala blanci
A massive Mekong predator that will outgrow almost any home aquarium.
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.
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.
Ruby Tetra
FishAxelrodi riesei
A tiny red gem from Colombia that rewards patient, species-focused keepers.
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.
Sabah Danio
FishNematabramis everetti
A Bornean river minnow with dramatically long barbels and a bold shoulder patch.
Sabah Dottyback
FishManonichthys alleni
A cave-dwelling Pacific dottyback with a fondness for living inside tubular sponges.