Care baseline
The Pristella maxillaris, also known as the X-Ray Tetra, is a popular freshwater fish known for its unique appearance and peaceful nature. They are slender and iridescent, with a clear, almost x-ray-like body. They are best kept in groups of 6 or more and thrive in well-planted tanks with a moderate water flow. Their peaceful temperament makes them ideal for
| Temperature | 72–82°F |
| pH | 6.0–7.0 |
| Adult size | 1.2 in |
| Minimum group | 1 |