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Species

Browsing 498 species. Use the filters below to narrow down.

Purple Pencilfish

Purple Pencilfish

Fish

Nannostomus rubrocaudatus

Tiny, territorial, and blazing with red-purple color. A pencilfish with real attitude.

Pygmy Puffer

Pygmy Puffer

Fish

Dichotomyctere ocellatus

A pint-sized puffer from Southeast Asia with a big predatory personality.

Pygmy Rasbora

Pygmy Rasbora

Fish

Boraras maculatus

A pea-sized schooling fish that rewards patience with dazzling group displays.

Pyramid Butterflyfish

Pyramid Butterflyfish

Fish

Hemitaurichthys polylepis

A schooling butterflyfish that hovers in open water above reef drop-offs.

Pyramid Butterflyfish

Pyramid Butterflyfish

Fish

Hemitaurichthys zoster

A schooling butterfly that prefers open water over reef crevices.

Queen Angelfish

Queen Angelfish

Fish

Holacanthus ciliaris

A regal Atlantic giant that demands space and earns every inch of it.

Raja Betta

Raja Betta

Fish

Betta raja

A wild Sumatran mouthbrooder with dramatic fins and a gentle personality.

Red-backed Paradisefish

Red-backed Paradisefish

Fish

Macropodus erythropterus

A rarely traded Vietnamese paradisefish with red fins and a complex identity

Red Badis

Red Badis

Fish

Badis ruber

A secretive cave-spawning micro-predator with fascinating breeding behavior and bold flank markings.

Red-bellied Piranha

Red-bellied Piranha

Fish

Pygocentrus nattereri

The world's most notorious fish, and surprisingly misunderstood in the wild.

Red Dwarf Rasbora

Red Dwarf Rasbora

Fish

Microrasbora rubescens

A tiny Lake Inle gem that truly shines when kept in a proper-sized school.

Red Empress

Red Empress

Fish

Protomelas taeniolatus

A Lake Malawi rock dweller sold under flashy trade names, worth every bit of the hype.

Redeye Tetra

Redeye Tetra

Fish

Moenkhausia oligolepis

A peaceful, easy-to-breed South American tetra often mistaken for its flashier cousin.

Red Hawkfish

Red Hawkfish

Fish

Neocirrhites armatus

A vivid red percher that rules its corner of the reef from a favorite rock.

Red Hook Silver Dollar

Red Hook Silver Dollar

Fish

Myloplus rubripinnis

A coin-shaped giant with a bold red fin and a serious appetite for plants.

Red Line Tetra

Red Line Tetra

Fish

Hyphessobrycon amapaensis

A tiny, rarely seen Brazilian tetra with vivid red and cream lateral striping.

Red Orange Neon

Red Orange Neon

Fish

Pseudomugil sp. "Red Neon"

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

Red Peacock

Red Peacock

Fish

Aulonocara hansbaenschi

A peacock cichlid from southern Malawi with fiery coloration and manageable temperament.

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-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.

Redspot wrasse

Redspot wrasse

Fish

Pseudocoris yamashiroi

A fast-moving reef wrasse with vivid pink tones and open-water energy.

Redtail Butterflyfish

Redtail Butterflyfish

Fish

Chaetodon collare

A reef native that pairs for life but rarely forgives a rough transition to captivity.

Red-tailed Flag Tetra

Red-tailed Flag Tetra

Fish

Hyphessobrycon agulha

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

Red Tail Shark

Red Tail Shark

Fish

Epalzeorhynchos bicolor

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

Ringtailed Pike Cichlid

Ringtailed Pike Cichlid

Fish

Crenicichla saxatilis

A torpedo-shaped predator from Suriname's creeks, built to ambush and dominate.

Rosy Barb

Rosy Barb

Fish

Pethia conchonius

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

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.

Round-tailed Paradise Fish

Round-tailed Paradise Fish

Fish

Macropodus ocellatus

A cold-hardy labyrinth fish that stays active even under ice.

Ruby Sea Dragon

Ruby Sea Dragon

Fish

Phyllopteryx dewysea

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

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.