Choosing Black Neon Tetra Tank Mates
Good Black Neon Tetra tank mates share the same temperature and pH window, will not be eaten by (or eat) the Black Neon Tetra, and do not compete for the same swimming zone or feeding time. Each pair guide below scores those factors from 0 to 100 and gives the minimum tank size for keeping both species together.
Start with the highest-scoring pairs; anything under 45 is listed so you know what to avoid, not as a recommendation.
Care baseline
The Black Neon Tetra is a popular freshwater species known for its vibrant colors and peaceful temperament. It is an excellent addition to community tanks, thriving in groups of 6 or more. These tetras require a well-maintained aquarium with a flowing current and plenty of swimming space. With proper care, they can live up to 5 years.
| Temperature | 68–82°F |
| pH | 5.0–7.5 |
| Adult size | 1.4 in |
| Minimum group | 8 |