Tank mates
Cardinal Tetra tank mates
Paracheirodon axelrodi
The best tank mates for the Cardinal Tetra, matched on temperature, pH and temperament, with the reason each species fits.
By Mike ElmiraUpdated
TL;DR, Cardinal Tetra tank mates
The Cardinal Tetra is an easy-going community fish that settles best around 23 to 27 °C and pH 4.5 to 6.5. Good tank mates are species happy in that same water that won't nip it or get eaten. From the catalogue that comes to 80 fish, 83 plants, 11 shrimp and 13 mosses, each listed below with why it works. Match those numbers, keep group sizes sensible, and you've got a peaceful tank.
Compatible fish
Showing 15 of 80- Black Neon TetraHyphessobrycon herbertaxelrodiTemp ✓pH ✓dGH ✓Temperament ✓
- Black Phantom TetraHyphessobrycon megalopterusTemp ✓pH ✓dGH ✓Temperament ✓
- Black Skirt TetraGymnocorymbus ternetziTemp ✓pH ✓dGH ✓Temperament ✓
- Bloodfin TetraAphyocharax anisitsiTemp ✓pH ✓dGH ✓Temperament ✓
- Bronze CorydorasCorydoras aeneusTemp ✓pH ✓dGH ✓Temperament ✓
- Buenos Aires TetraHyphessobrycon anisitsiTemp ✓pH ✓dGH ✓Temperament ✓
- Cherry BarbPuntius titteyaTemp ✓pH ✓dGH ✓Temperament ✓
- False Julii CoryCorydoras trilineatusTemp ✓pH ✓dGH ✓Temperament ✓
- Florida FlagfishJordanella floridaeTemp ✓pH ✓dGH ✓Temperament ✓
- Glowlight TetraHemigrammus erythrozonusTemp ✓pH ✓dGH ✓Temperament ✓
- Gold BarbBarbodes semifasciolatusTemp ✓pH ✓dGH ✓Temperament ✓
- Harlequin RasboraTrigonostigma heteromorphaTemp ✓pH ✓dGH ✓Temperament ✓
- Honey GouramiTrichogaster chunaTemp ✓pH ✓dGH ✓Temperament ✓
- Lemon TetraHyphessobrycon pulchripinnisTemp ✓pH ✓dGH ✓Temperament ✓
- Pearl DanioDanio albolineatusTemp ✓pH ✓dGH ✓Temperament ✓
Compatible plants
Showing 12 of 83- Amazon FrogbitLimnobium laevigatumTemp ✓pH ✓dGH ✓Plant-safe ✓
- Anacharis (Elodea)Egeria densaTemp ✓pH ✓dGH ✓Plant-safe ✓
- Anubias BarteriAnubias barteri var. barteriTemp ✓pH ✓dGH ✓Plant-safe ✓
- Anubias Barteri 'Petite'Anubias barteri var. nana 'Petite'Temp ✓pH ✓dGH ✓Plant-safe ✓
- Anubias Barteri NanaAnubias barteri var. nanaTemp ✓pH ✓dGH ✓Plant-safe ✓
- Anubias CoffeefoliaAnubias barteri 'Coffeefolia'Temp ✓pH ✓dGH ✓Plant-safe ✓
- Aponogeton CrispusAponogeton crispusTemp ✓pH ✓dGH ✓Plant-safe ✓
- Asian AmbuliaLimnophila sessilifloraTemp ✓pH ✓dGH ✓Plant-safe ✓
- Bacopa CarolinianaBacopa carolinianaTemp ✓pH ✓dGH ✓Plant-safe ✓
- Bacopa MonnieriBacopa monnieriTemp ✓pH ✓dGH ✓Plant-safe ✓
- Brazilian PennywortHydrocotyle leucocephalaTemp ✓pH ✓dGH ✓Plant-safe ✓
- Cryptocoryne WalkeriCryptocoryne walkeriTemp ✓pH ✓dGH ✓Plant-safe ✓
Compatible shrimp
11 matches- Black Rose ShrimpNeocaridina davidi 'Black Rose'Temp ✓pH ✓dGH ✓Adult shrimp ✓
- Blue Dream ShrimpNeocaridina davidi 'Blue Dream'Temp ✓pH ✓dGH ✓Adult shrimp ✓
- Green Jade ShrimpNeocaridina davidi 'Green Jade'Temp ✓pH ✓dGH ✓Adult shrimp ✓
- Red Cherry ShrimpNeocaridina davidiTemp ✓pH ✓dGH ✓Adult shrimp ✓
- Yellow NeocaridinaNeocaridina davidi 'Yellow'Temp ✓pH ✓dGH ✓Adult shrimp ✓
- Amano ShrimpCaridina multidentataTemp ✓pH ✓dGH ✓Adult shrimp ✓
- Bee Shrimp (wild)Caridina cantonensisTemp ✓pH ✓dGH ✓Adult shrimp ✓
- Tiger ShrimpCaridina mariaeTemp ✓pH ✓dGH ✓Adult shrimp ✓
- Vampire ShrimpAtya gabonensisTemp ✓pH ✓dGH ✓Adult shrimp ✓
- Blue Bolt ShrimpCaridina cantonensis 'Blue Bolt'Temp ✓pH ✓dGH ✓Adult shrimp ✓
- Crystal Red ShrimpCaridina cantonensis 'CRS'Temp ✓pH ✓dGH ✓Adult shrimp ✓
Compatible mosses
Showing 8 of 13- Java MossTaxiphyllum barbieriTemp ✓pH ✓
- Christmas MossVesicularia montagneiTemp ✓pH ✓
- Round PelliaMonosolenium tenerumTemp ✓pH ✓
- Singapore MossVesicularia dubyanaTemp ✓pH ✓
- Spiky MossTaxiphyllum sp. 'Spiky'Temp ✓pH ✓
- Stringy MossLeptodictyum ripariumTemp ✓pH ✓
- Süßwassertang / Mini PelliaLomariopsis lineataTemp ✓pH ✓
- Flame MossTaxiphyllum 'Flame'Temp ✓pH ✓
Frequently asked questions
Direct answers to the questions search engines and AI assistants surface most often about this species.
What can live with Cardinal Tetra?
Peaceful species that share its water. Good picks from the catalogue include Black Neon Tetra, Black Phantom Tetra and Black Skirt Tetra, plus compatible plants, shrimp and mosses. The full list with reasons is above.
How many Cardinal Tetra should you keep together?
The Cardinal Tetra is a schooling fish, so keep a group of at least 8. A bigger group looks better and the fish feel safer, so they colour up and stop hiding.
Are Cardinal Tetra shrimp-safe?
Mostly. Adult shrimp are usually fine with the Cardinal Tetra, but shrimplets can be eaten, so give a breeding colony plenty of moss and cover.
Do Cardinal Tetra eat plants?
No. The Cardinal Tetra is plant-safe, so it won't tear up a planted tank. That's why so many plants show up in the list above.