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Species

Browsing 651 species. Use the filters below to narrow down.

Red Orange Neon

Red Orange Neon

Fish

Pseudomugil sp. "Red Neon"

Tiny, vivid, and electric. A micro-rainbow that rewards patient keepers.

Red Pencilfish

Red Pencilfish

Fish

Nannostomus mortenthaleri

A tiny, fiery Peruvian pencilfish that punches well above its weight in attitude.

Red Phantom Tetra

Red Phantom Tetra

Fish

Hyphessobrycon sweglesi

A deep-red schooling tetra that rewards you for keeping bigger groups.

Red Rainbowfish

Red Rainbowfish

Fish

Glossolepis incisus

A deep-bodied red rainbow that rewards group keeping with dazzling male displays.

Red Side Barb

Red Side Barb

Fish

Puntius bimaculatus

A peaceful, active schooler from South Asian streams with a vivid red flanks in males.

Red-spotted Copeina

Red-spotted Copeina

Fish

Copella eigenmanni

A small, peaceful Amazonian schooler with subtle charm and fascinating breeding behavior.

Redspotted Tetra

Redspotted Tetra

Fish

Copeina guttata

A paternal nest-guarder from the Amazon with bold red spots and real personality.

Red-striped Rainbowfish

Red-striped Rainbowfish

Fish

Melanotaenia splendida rubrostriata

A slow-burning rainbowfish that rewards patient keepers with spectacular adult color.

Red-striped Rasbora

Red-striped Rasbora

Fish

Rasbora pauciperforata

A slender, red-striped schooler that thrives in soft, tannin-rich blackwater setups.

Red-tailed Flag Tetra

Red-tailed Flag Tetra

Fish

Hyphessobrycon agulha

A rare, peaceful tetra that anchors its entire species group by name.

Red-tailed Freshwater Barracuda, Spotted Cachorro

Red-tailed Freshwater Barracuda, Spotted Cachorro

Fish

Acestrorhynchus falcatus

A pike-like ambush predator that minds its manners with fish it can't swallow.

Red Tail Shark

Red Tail Shark

Fish

Epalzeorhynchos bicolor

Bold looks, bolder attitude. This Thai native demands respect in any tank.

Red-tail Tinfoil Barb

Red-tail Tinfoil Barb

Fish

Barbonymus altus

A bold, active schooling barb that quickly outgrows most home aquariums.

Reef Chromis

Reef Chromis

Fish

Chromis retrofasciata

A bite-sized reef chromis that hugs branching corals and minds its own business.

Reticulated Flying Fox

Reticulated Flying Fox

Fish

Crossocheilus reticulatus

A fishnet-patterned grazer that thrives in a lively, well-matched community.

Rio Napo cory

Rio Napo cory

Fish

Corydoras napoensis

A tiny armored catfish from Ecuador that rewards patient keepers with decades of personality.

Ripsaw Catfish

Ripsaw Catfish

Fish

Megalodoras uranoscopus

A gentle giant catfish from the Amazon that travels in groups and growls.

Robusta Cory

Robusta Cory

Fish

Corydoras robustus

One of the largest corys around, rarely seen and worth the hunt.

Rohan's Barb

Rohan's Barb

Fish

Dawkinsia rohani

A lively schooling barb from the hill streams of southern India.

Roseline Shark

Roseline Shark

Fish

Sahyadria denisonii

The endangered Indian torpedo barb with a vivid red-and-black racing stripe

Rosy Barb

Rosy Barb

Fish

Pethia conchonius

Hardy, colorful schooling barb that thrives across a wide range of conditions.

Rosy Danio

Rosy Danio

Fish

Danio roseus

A rosy-hued schooling danio that thrives in lively community tanks.

Rosy Loach

Rosy Loach

Fish

Yunnanilus sp. "Rosy"

A rosy little loach that punches above its weight in personality.

Rosy Tetra

Rosy Tetra

Fish

Hyphessobrycon bentosi

A rosy, fin-flaring little characin that puts on its best show in a crowd.

Rosy Tetra

Rosy Tetra

Fish

Hyphessobrycon rosaceus

A softly blushing schooling tetra that rewards keepers who think in groups.

Royal Clown Loach

Royal Clown Loach

Fish

Leptobotia pellegrini

China's boldly patterned loach needs a group and robust tankmates to thrive.

Ruby Tetra

Ruby Tetra

Fish

Axelrodi riesei

A tiny red gem from Colombia that rewards patient, species-focused keepers.

Rummy Nose Tetra

Rummy Nose Tetra

Fish

Hemigrammus bleheri

A tight-schooling tetra whose vivid red nose blazes brightest in a large group.

Rummy Nose Tetra

Rummy Nose Tetra

Fish

Hemigrammus rhodostomus

The original rummy-nose, built for tight shoals and soft Amazon water.

Sabanus Bumblebee Goby

Sabanus Bumblebee Goby

Fish

Brachygobius sabanus

A tiny brackish goby with bold banding and a big territorial attitude.

Saddle Barb

Saddle Barb

Fish

Barbodes banksi

A rare Bornean barb with a distinctive wedge marking, seldom seen outside specialist circles.

Sailfin Pimeloid

Sailfin Pimeloid

Fish

Leiarius marmoratus

A massive schooling catfish with dramatic fins and a nocturnal personality.

Sailfin Tetra

Sailfin Tetra

Fish

Crenuchus spilurus

A solitary little predator with theatrical fin displays and devoted fathering instincts.

Salmacis Cory

Salmacis Cory

Fish

Scleromystax salmacis

A tiny armored catfish from Brazilian ponds, with a venomous sting to respect.

Salmon Catfish

Salmon Catfish

Fish

Neoarius leptaspis

A mouthbrooding giant catfish that travels from rivers to the sea.

Salt and Pepper Cory

Salt and Pepper Cory

Fish

Corydoras habrosus

A pint-sized armored catfish that breathes air and blinks at you.