Aquariumpro
🔍

☮Peaceful community

Peaceful species that coexist with a wide range of tankmates. The foundation of mixed-species community tanks.

525 species

Red-tailed Flag Tetra

Red-tailed Flag Tetra

Fish

Hyphessobrycon agulha

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

Redtail Notho

Redtail Notho

Fish

Nothobranchius guentheri

A jewel-bright killifish that lives fast, dies young, and leaves drought-proof eggs.

Rio Napo cory
✨AI

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.

River Goby

River Goby

Fish

Awaous banana

A sand-sifting river giant that grazes algae like an aquatic lawnmower.

Robusta Cory

Robusta Cory

Fish

Corydoras robustus

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

Rocket Panchax

Rocket Panchax

Fish

Pseudepiplatys annulatus

A tiny West African killifish with bold bands and surprisingly shy habits.

Rohan's Barb

Rohan's Barb

Fish

Dawkinsia rohani

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

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 Farlowella Whiptail Catfish (Tank-Bred)

Royal Farlowella Whiptail Catfish (Tank-Bred)

Fish

Sturisoma panamense

An elegant whiptail catfish that grazes algae and breathes air when needed.

Royal Whiptail

Royal Whiptail

Fish

Sturisoma festivum

A sleek, whiskered algae grazer from the Maracaibo basin with a surprising trick up its sleeve.

Ruby Sea Dragon
✨AI

Ruby Sea Dragon

Fish

Phyllopteryx dewysea

A rose-red sea dragon hiding in the deep, only discovered this century.

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.

Ryukin Goldfish

Ryukin Goldfish

Fish

Carassius auratus var. ryukin

The hump-backed beauty of fancy goldfish keeping, built for cool, calm ponds and tanks.

Saddle Barb

Saddle Barb

Fish

Barbodes banksi

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

Saddle Butterflyfish

Saddle Butterflyfish

Fish

Chaetodon ephippium

A boldly patterned butterflyfish with a dramatic dark saddle across its back.

Sailfin Molly

Sailfin Molly

Fish

Poecilia velifera

The towering dorsal fin of this livebearer is a true showpiece when conditions are right.

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.

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

Scarlet Livebearer
✨AI

Scarlet Livebearer

Fish

Micropoecilia picta

A pint-sized livebearer with a taste for brackish water and bold color.

Schwartz's Cory

Schwartz's Cory

Fish

Corydoras schwartzi

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

Scissortail Barb
✨AI

Scissortail Barb

Fish

Rasbora rasbora

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

Scott's Wrasse

Scott's Wrasse

Fish

Cirrhilabrus scottorum

A brilliantly colored fairy wrasse that rewards patient, experienced reef keepers.

Seuss' cory

Seuss' cory

Fish

Corydoras seussi

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

Sevenband Butterflyfish

Sevenband Butterflyfish

Fish

Chaetodon punctatofasciatus

A boldly patterned reef butterfly that pairs for life and rarely strays far from coral.

Shalyni Barb

Shalyni Barb

Fish

Pethia shalynius

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

Sharknose goby

Sharknose goby

Fish

Elacatinus evelynae

A tiny Caribbean cleaner fish that services sharks and rays without hesitation.

Sharksucker

Sharksucker

Fish

Echeneis naucrates

The fish that hitchhikes on sharks, and occasionally tries to attach to divers.

Sharp-nosed Gourami
✨AI

Sharp-nosed Gourami

Fish

Sphaerichthys acrostoma

A rare Bornean mouthbrooder from blackwater streams, gentle and quirky in equal measure.

Shining Pencilfish

Shining Pencilfish

Fish

Nannostomus nitidus

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

Shortfin Molly
✨AI

Shortfin Molly

Fish

Poecilia mexicana

The wild ancestor of the molly we all know, built for tough conditions.