Shoal & Stem

Head and Taillight Tetra tank mates

Hemigrammus ocellifer

5 rated pairings from the Head and Taillight Tetra care guide. Compatibility here means water, temperament, tank zone and adult size all line up — the note on each card says why. Head and Taillight Tetra needs at least 15 gallons on its own; every companion adds to that.

Excellent matches

2 · Same water, complementary zones, no conflict.

Good matches

2 · Compatible with normal care — watch space and numbers.

Use caution

1 · Works in the right setup; read the note before combining.

Planning this tank?

Run the whole stock list through the calculator — it checks bioload and schooling numbers, not just pairings.