Cardinal tetra
Paracheirodon axelrodi
A looser swimmer than the neon; red runs its whole body and reddens the tank.

3D model coming soon
Stats
- Size
- 4.5 cm
- Smallest tank
- 60 cm
- Temperature
- 24–30 °C
- Temperament
- Peaceful
- Diet
- Omnivore
- Activity
- Moderate
- Water layer
- Mid water
- Care
- Moderate
- Group
- Happiest in a group of 8 or more
- Coral
- Reef safe
These numbers are LumaReef simulation data, not a real aquarium care guide.
Which tank it fits
- Nano60 cm · 65 litres26 of them
- Standard90 cm · 180 litres72 of them
- Wide120 cm · 300 litres120 of them
- Living room180 cm · 650 litres260 of them
- Showcase250 cm · 1,200 litres480 of them
Who it lives with
Gets along
- Guppy
- Discus
- Lemon tetra
- Penguin tetra
- Harlequin rasbora
- Honey gourami
- Rummynose tetra
- Black neon tetra
- Serpae tetra
- Glowlight tetra
- Emperor tetra
- Cherry barb
- Threadfin rainbowfish
- Forktail blue-eye
- Sparkling gourami
- Chocolate gourami
- German blue ram
- Multies shell dweller
- Dwarf chain loach
- Clown killifish
- Green neon tetra
- Diamond tetra
- Silver hatchetfish
- Lambchop rasbora
- and 45 more species
Caution
- Neon tetraNarrow shared temperature range
- Odessa barbNarrow shared temperature range
- Zebra danioNarrow shared temperature range
- PlatyNarrow shared temperature range
- Panda corydorasNarrow shared temperature range
- OtocinclusNarrow shared temperature range
- Glowlight danioNarrow shared temperature range
- Julii corydorasNarrow shared temperature range
- Black skirt tetraNarrow shared temperature range
- Pearl danioNarrow shared temperature range
- Tiger barbNarrow shared temperature range
- Galaxy rasboraNarrow shared temperature range
- Pygmy corydorasNarrow shared temperature range
- Green kubotai rasboraNarrow shared temperature range
- Zebra loachNarrow shared temperature range
- Giant danioNarrow shared temperature range
- Denison barbNarrow shared temperature range
Not together
- White cloud mountain minnowWater temperatures do not overlap
- Hillstream loachWater temperatures do not overlap
- Betta (Siamese fighting fish)Aggressive with peaceful
- Paradise fishWater temperatures do not overlap
- Gold barbWater temperatures do not overlap
- Demasoni cichlidAggressive with peaceful
- Rosy barbWater temperatures do not overlap
- Red zebra cichlidAggressive with peaceful
- Convict cichlidAggressive with peaceful
- Red tail sharkAggressive with peaceful
- Fancy goldfishWater temperatures do not overlap
- Jack DempseyAggressive with peaceful
- KoiWater temperatures do not overlap
Same familyTetras and characins
- Neon tetraParacheirodon innesi
- Green neon tetraParacheirodon simulans
- Ember tetraHyphessobrycon amandae
- Rummynose tetraPetitella rhodostoma
- Black neon tetraHyphessobrycon herbertaxelrodi
- Lemon tetraHyphessobrycon pulchripinnis
- Black skirt tetraGymnocorymbus ternetzi
- Serpae tetraHyphessobrycon eques
- Congo tetraPhenacogrammus interruptus
- Glowlight tetraHemigrammus erythrozonus
- Diamond tetraMoenkhausia pittieri
- Penguin tetraThayeria boehlkei
- Emperor tetraNematobrycon palmeri
- Silver hatchetfishGasteropelecus sternicla