Peaceful community fish
The species that share a tank without eating, chasing or shredding one another. Peaceful is not the same as compatible: temperature, hardness and adult size still have to line up, and two peaceful fish can still be a bad pair.
Why these
Peaceful temperament, no fin-nipping, not a predator, and won't eat or uproot plants.
134 species

Blackline Rasbora
Rasbora borapetensis
5 cm · 22–26 °C · ≥ 70 l

Bladder Snail
Physella acuta
1.5 cm · 15–30 °C · ≥ 10 l

Bronze Corydoras
Corydoras aeneus
7 cm · 22–28 °C · ≥ 75 l

Cherry Barb
Puntius titteya
5 cm · 23–27 °C · ≥ 60 l

Endler's Livebearer
Poecilia wingei
4.5 cm · 22–29 °C · ≥ 30 l

Guppy
Poecilia reticulata
6 cm · 22–28 °C · ≥ 40 l

Leopard Danio
Danio rerio var. frankei
5 cm · 16–26 °C · ≥ 75 l

Malaysian Trumpet Snail
Melanoides tuberculata
2.5 cm · 18–30 °C · ≥ 10 l

Peppered Corydoras
Corydoras paleatus
7 cm · 16–26 °C · ≥ 75 l

Platy
Xiphophorus maculatus
6 cm · 18–26 °C · ≥ 55 l

Ramshorn Snail
Planorbella duryi
2 cm · 18–28 °C · ≥ 10 l

Rosy Red Minnow
Pimephales promelas
8 cm · 4–26 °C · ≥ 54 l

White Cloud Mountain Minnow
Tanichthys albonubes
4 cm · 5–24 °C · ≥ 40 l

Zebra Danio
Danio rerio
5 cm · 16–26 °C · ≥ 75 l

Amano Shrimp
Caridina multidentata
5 cm · 18–28 °C · ≥ 40 l

Black Neon Tetra
Hyphessobrycon herbertaxelrodi
4 cm · 20–28 °C · ≥ 60 l

Black Phantom Tetra
Hyphessobrycon megalopterus
4.5 cm · 22–28 °C · ≥ 75 l

Blue Velvet Shrimp
Neocaridina davidi
3.5 cm · 18–28 °C · ≥ 19 l

Bristlenose Pleco
Ancistrus cf. cirrhosus
13 cm · 22–28 °C · ≥ 110 l

Celestial Pearl Danio
Danio margaritatus
2.5 cm · 20–26 °C · ≥ 40 l

Cherry Shrimp
Neocaridina davidi
3.5 cm · 15–30 °C · ≥ 19 l

Denison Barb
Sahyadria denisonii
15 cm · 15–25 °C · ≥ 240 l

Doctor Fish
Garra rufa
14 cm · 15–28 °C · ≥ 240 l

Dojo (Weather) Loach
Misgurnus anguillicaudatus
25 cm · 5–25 °C · ≥ 200 l

Dwarf Neon Rainbowfish
Melanotaenia praecox
8 cm · 22–28 °C · ≥ 90 l

Dwarf Orange Crayfish
Cambarellus patzcuarensis
5 cm · 16–28 °C · ≥ 40 l

Dwarf Petricola Catfish
Synodontis lucipinnis
8 cm · 22–27 °C · ≥ 100 l

Ember Tetra
Hyphessobrycon amandae
2 cm · 22–28 °C · ≥ 40 l

Emerald Cory
Corydoras splendens
9 cm · 22–28 °C · ≥ 120 l

Emperor Tetra
Nematobrycon palmeri
5.5 cm · 23–27 °C · ≥ 75 l

Even-spotted Synodontis
Synodontis petricola
13.5 cm · 23–28 °C · ≥ 120 l

Flame Tetra
Hyphessobrycon flammeus
4 cm · 18–28 °C · ≥ 60 l

Forktail Rainbowfish
Pseudomugil furcatus
5.5 cm · 23–28 °C · ≥ 60 l

Ghost Shrimp
Palaemonetes paludosus
5 cm · 18–28 °C · ≥ 40 l

Glowlight Danio
Danio choprae
3 cm · 16–26 °C · ≥ 70 l

Glowlight Tetra
Hemigrammus erythrozonus
4 cm · 24–28 °C · ≥ 60 l

Gold Barb
Barbodes semifasciolatus
7 cm · 16–26 °C · ≥ 75 l

Golden Dwarf Cichlid
Nannacara anomala
8 cm · 22–27 °C · ≥ 80 l

Harlequin Rasbora
Trigonostigma heteromorpha
4.5 cm · 22–28 °C · ≥ 60 l

Head-and-Tail-Light Tetra
Hemigrammus ocellifer
4.5 cm · 22–28 °C · ≥ 70 l

Honey Gourami
Trichogaster chuna
5 cm · 22–28 °C · ≥ 40 l

Japanese Trapdoor Snail
Cipangopaludina japonica
5 cm · 2–28 °C · ≥ 40 l

Julii Cory
Corydoras julii
5.5 cm · 20–26 °C · ≥ 60 l

Kribensis
Pelvicachromis pulcher
10 cm · 24–28 °C · ≥ 75 l

Kuhli Loach
Pangio kuhlii
10 cm · 24–28 °C · ≥ 75 l

Lambchop Rasbora
Trigonostigma espei
3 cm · 23–28 °C · ≥ 45 l

Least Killifish
Heterandria formosa
3.5 cm · 15–26 °C · ≥ 20 l

Lemon Tetra
Hyphessobrycon pulchripinnis
4.5 cm · 20–28 °C · ≥ 75 l

Medaka Ricefish
Oryzias latipes
4 cm · 8–28 °C · ≥ 40 l

Molly
Poecilia sphenops
10 cm · 24–28 °C · ≥ 90 l

Moonlight Gourami
Trichopodus microlepis
15 cm · 24–30 °C · ≥ 150 l

Mystery Snail
Pomacea bridgesii
5.5 cm · 18–28 °C · ≥ 38 l

Neon Tetra
Paracheirodon innesi
3.5 cm · 20–26 °C · ≥ 60 l

Nerite Snail
Neritina natalensis
2.5 cm · 18–28 °C · ≥ 19 l

Panda Corydoras
Corydoras panda
5 cm · 20–25 °C · ≥ 60 l

Pearl Danio
Danio albolineatus
6 cm · 16–25 °C · ≥ 90 l

Pearl Gourami
Trichopodus leerii
12 cm · 24–30 °C · ≥ 110 l

Purple Emperor Tetra
Inpaichthys kerri
4 cm · 22–28 °C · ≥ 70 l

Pygmy Corydoras
Corydoras pygmaeus
3 cm · 22–26 °C · ≥ 40 l

Rosy Tetra
Hyphessobrycon rosaceus
4 cm · 24–28 °C · ≥ 70 l

Sailfin Molly
Poecilia latipinna
12.5 cm · 20–28 °C · ≥ 120 l

Salt and Pepper Cory
Corydoras habrosus
3.5 cm · 20–26 °C · ≥ 40 l

Scissortail Rasbora
Rasbora trilineata
15 cm · 22–25 °C · ≥ 110 l

Sterbai Corydoras
Corydoras sterbai
6.5 cm · 23–30 °C · ≥ 75 l

Swordtail
Xiphophorus hellerii
14 cm · 22–28 °C · ≥ 90 l

Thick-lipped Gourami
Trichogaster labiosa
9 cm · 22–28 °C · ≥ 70 l

Upside-down Catfish
Synodontis nigriventris
9.6 cm · 22–28 °C · ≥ 110 l

X-ray Tetra
Pristella maxillaris
4.5 cm · 22–28 °C · ≥ 60 l

African Butterfly Cichlid
Anomalochromis thomasi
8 cm · 23–28 °C · ≥ 90 l

Agassiz's Dwarf Cichlid
Apistogramma agassizii
8 cm · 23–29 °C · ≥ 90 l

Bamboo Shrimp
Atyopsis moluccensis
8 cm · 22–29 °C · ≥ 75 l

Banjo Catfish
Bunocephalus coracoideus
12 cm · 20–28 °C · ≥ 70 l

Blue Tiger Shrimp
Caridina cantonensis
3 cm · 18–25 °C · ≥ 38 l

Boesemani Rainbowfish
Melanotaenia boesemani
11 cm · 22–30 °C · ≥ 150 l

Bolivian Ram
Mikrogeophagus altispinosus
8 cm · 22–27 °C · ≥ 110 l

Cardinal Tetra
Paracheirodon axelrodi
4.5 cm · 23–29 °C · ≥ 75 l

Celebes Rainbowfish
Marosatherina ladigesi
8 cm · 22–28 °C · ≥ 90 l

Chili Rasbora
Boraras brigittae
2 cm · 24–28 °C · ≥ 30 l

Chocolate Cichlid
Hypselecara temporalis
30 cm · 25–30 °C · ≥ 300 l

Clown Killifish
Epiplatys annulatus
3.5 cm · 20–26 °C · ≥ 20 l

Clown Pleco
Panaqolus maccus
9 cm · 22–28 °C · ≥ 75 l

Congo Tetra
Phenacogrammus interruptus
8.5 cm · 23–28 °C · ≥ 110 l

Cyprichromis
Cyprichromis leptosoma
12 cm · 23–27 °C · ≥ 250 l

Demon Eartheater
Satanoperca jurupari
20 cm · 22–29 °C · ≥ 450 l

Dwarf Flag Cichlid
Laetacara curviceps
8 cm · 22–29 °C · ≥ 90 l

Dwarf Gourami
Trichogaster lalius
8.8 cm · 22–28 °C · ≥ 55 l

Dwarf Rasbora
Boraras maculatus
2.5 cm · 22–28 °C · ≥ 30 l

Glass Catfish
Kryptopterus vitreolus
6.5 cm · 20–26 °C · ≥ 90 l

Golden Pencilfish
Nannostomus beckfordi
6 cm · 21–27 °C · ≥ 60 l

Golden Tetra
Hemigrammus rodwayi
5 cm · 23–28 °C · ≥ 70 l

Green Neon Tetra
Paracheirodon simulans
2.5 cm · 23–30 °C · ≥ 40 l

Keyhole Cichlid
Cleithracara maronii
11 cm · 21–28 °C · ≥ 110 l

Macmasteri Dwarf Cichlid
Apistogramma macmasteri
7 cm · 23–28 °C · ≥ 75 l

Marble Hatchetfish
Carnegiella strigata
3.5 cm · 22–28 °C · ≥ 75 l

Multifasciatus Shell Dweller
Neolamprologus multifasciatus
4.5 cm · 24–27 °C · ≥ 45 l

Otocinclus
Otocinclus vittatus
5 cm · 21–27 °C · ≥ 60 l

Rabbit Snail
Tylomelania gemmifera
8 cm · 22–30 °C · ≥ 75 l

Red Rainbowfish
Glossolepis incisus
15 cm · 22–30 °C · ≥ 180 l

Reticulated Flying Fox
Crossocheilus reticulatus
17 cm · 16–24 °C · ≥ 365 l

Rostratus
Fossorochromis rostratus
28 cm · 23–29 °C · ≥ 450 l

Rummynose Tetra
Hemigrammus rhodostomus
5 cm · 23–29 °C · ≥ 90 l

Siamese Algae Eater
Crossocheilus oblongus
15 cm · 20–26 °C · ≥ 200 l

Sparkling Gourami
Trichopsis pumila
4 cm · 22–28 °C · ≥ 30 l

Strawberry Rasbora
Boraras naevus
2 cm · 20–28 °C · ≥ 40 l

Striped Kribensis
Pelvicachromis taeniatus
8.5 cm · 22–28 °C · ≥ 75 l

Sveni Eartheater
Geophagus sveni
20 cm · 23–30 °C · ≥ 300 l

Thai Micro Crab
Limnopilos naiyanetri
2.5 cm · 21–28 °C · ≥ 20 l

Threadfin Rainbowfish
Iriatherina werneri
4 cm · 22–30 °C · ≥ 60 l

Turquoise Rainbowfish
Melanotaenia lacustris
11 cm · 20–26 °C · ≥ 150 l

Umbrella Dwarf Cichlid
Apistogramma borellii
6.5 cm · 18–28 °C · ≥ 75 l

Wrestling Halfbeak
Dermogenys pusilla
7 cm · 23–29 °C · ≥ 80 l

Borneo Sucker
Gastromyzon ctenocephalus
4.5 cm · 20–24 °C · ≥ 60 l

Bumblebee Goby
Brachygobius doriae
4 cm · 22–29 °C · ≥ 40 l

Butterfly Hillstream Loach
Beaufortia leveretti
12 cm · 18–24 °C · ≥ 120 l

Checkerboard Cichlid
Dicrossus filamentosus
9 cm · 24–30 °C · ≥ 75 l

Crystal Red Shrimp
Caridina cantonensis
3 cm · 18–26 °C · ≥ 38 l

Freshwater Clam
Corbicula fluminea
4 cm · 18–28 °C · ≥ 40 l

German Blue Ram
Mikrogeophagus ramirezi
6 cm · 25–30 °C · ≥ 75 l

Reticulated Hillstream Loach
Sewellia lineolata
6 cm · 20–25 °C · ≥ 75 l

Sand-sifting Xenotilapia
Xenotilapia spilopterus
10 cm · 23–27 °C · ≥ 250 l

Sulawesi Cardinal Shrimp
Caridina dennerli
2.5 cm · 25–30 °C · ≥ 20 l

Vampire Shrimp
Atya gabonensis
15 cm · 22–29 °C · ≥ 75 l

Zebra Pleco
Hypancistrus zebra
8 cm · 26–30 °C · ≥ 90 l

Altum Angelfish
Pterophyllum altum
18 cm · 27–32 °C · ≥ 300 l

Chocolate Gourami
Sphaerichthys osphromenoides
6 cm · 24–30 °C · ≥ 60 l

Discus
Symphysodon aequifasciatus
18 cm · 27–31 °C · ≥ 250 l

Green Discus
Symphysodon tarzoo
18 cm · 27–31 °C · ≥ 250 l
Venezuelan Cory
Corydoras venezuelanus
6.5 cm · 21–28 °C · ≥ 75 l
Agassiz's Cory
Corydoras agassizii
6 cm · 21–27 °C · ≥ 70 l
Little Corydoras
Corydoras nanus
5 cm · 22–26 °C · ≥ 60 l
Red Whiptail Catfish
Rineloricaria sp. 'Red'
12 cm · 22–28 °C · ≥ 80 l
Rubber Lip Pleco
Chaetostoma formosae
10.5 cm · 18–26 °C · ≥ 110 l
Skunk Cory
Corydoras arcuatus
5.5 cm · 20–28 °C · ≥ 70 l
Heckel Discus
Symphysodon discus
20 cm · 27–31 °C · ≥ 250 l
Which of these go together?
A list tells you what is possible on its own. Whether three of them share a tank without one eating another — and whether your volume, temperature and hardness actually allow it — is what the planner works out.
Open the planner