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Species

Browsing 612 species. Use the filters below to narrow down.

Red Tail Shark

Red Tail Shark

Fish

Epalzeorhynchos bicolor

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

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.

Reynoldsi Cory

Reynoldsi Cory

Fish

Corydoras reynoldsi

A tiny Colombian cory with a surprisingly long life and some endearing quirks.

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.

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.

Saddle Barb

Saddle Barb

Fish

Barbodes banksi

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

Saddle Corydoras

Saddle Corydoras

Fish

Corydoras ephippifer

A rarely-seen Amazonian cory with clear fins and a surprisingly long lifespan.

Salmacis Cory

Salmacis Cory

Fish

Scleromystax salmacis

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

Salt and Pepper Cory

Salt and Pepper Cory

Fish

Corydoras habrosus

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

Salween Loach

Salween Loach

Fish

Acanthocobitis zonalternans

A camouflaged Salween loach that thrives in groups and rewards patient keepers.

Sands' cory

Sands' cory

Fish

Corydoras davidsandsi

A rarely exported Rio Negro cory with a bold split dorsal bar and surprising longevity.

Santa cruz cory

Santa cruz cory

Fish

Corydoras cruziensis

A tiny armored catfish from Bolivia with a gut that doubles as a lung.

Sarasin's Minnow

Sarasin's Minnow

Fish

Oryzias sarasinorum

A rare Sulawesi ricefish with a truly bizarre egg-carrying trick

Savona Stone Loach

Savona Stone Loach

Fish

Schistura savona

A boldly barred Himalayan loach that holds its own in a community tank.

Schwartz's Cory

Schwartz's Cory

Fish

Corydoras schwartzi

A long-lived, armored bottom dweller that genuinely thrives in good company.

Scissortail Barb

Scissortail Barb

Fish

Rasbora rasbora

A large, peaceful schooling rasbora rarely seen outside specialist collections.

Scissortail Dartfish

Scissortail Dartfish

Fish

Ptereleotris evides

A graceful reef dartfish that hovers in open water and pairs for life.

Scissortail Rasbora

Scissortail Rasbora

Fish

Rasbora trilineata

The tail-flicking schooler that earns its name every time it rests.

Scooter Loach

Scooter Loach

Fish

Barbucca diabolica

A belly-crawling 'scooter' loach that rarely leaves the substrate.

Serpae Tetra

Serpae Tetra

Fish

Hyphessobrycon eques

Fiery red schooler that turns fin-nipper when kept in too-small groups.

Seuss' cory

Seuss' cory

Fish

Corydoras seussi

A long-lived Bolivian cory that breathes air and rewards patient keepers.

Shalyni Barb

Shalyni Barb

Fish

Pethia shalynius

A cool-water hill stream barb with a vivid blue lateral stripe and gentle temperament.

Shining Pencilfish

Shining Pencilfish

Fish

Nannostomus nitidus

A rarely-seen pencilfish with a glittering lateral stripe and fascinating nocturnal color shifts.

Shy Cory

Shy Cory

Fish

Corydoras gracilis

A tiny, shy cory with a bold arched stripe and a surprising air-breathing trick.

Siamese Flying Fox

Siamese Flying Fox

Fish

Crossocheilus siamensis

A tireless algae grazer that earns its keep in planted tanks.