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Species

Browsing 441 species. Use the filters below to narrow down.

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.

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.

Redtail Barb

Redtail Barb

Fish

Discherodontus ashmeadi

A rare, bottom-dwelling schooler with vivid red-tipped fins and secretive nocturnal habits.

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.

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.

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 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.

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 Corydoras

Saddle Corydoras

Fish

Corydoras ephippifer

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

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.

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.

Sardine Cichlid

Sardine Cichlid

Fish

Cyprichromis leptosoma

A mid-water schooling cichlid from Tanganyika with fascinating lekking behavior.

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 Rasbora

Scissortail Rasbora

Fish

Rasbora trilineata

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

Sergeant Major

Sergeant Major

Fish

Abudefduf saxatilis

Bold reef dweller with a notorious attitude that grows with age.

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.

Shining Pencilfish

Shining Pencilfish

Fish

Nannostomus nitidus

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