Blue Panchax tank mates
Aplocheilus panchax
5 rated pairings from the Blue Panchax care guide. Compatibility here means water, temperament, tank zone and adult size all line up — the note on each card says why. Blue Panchax needs at least 15 gallons on its own; every companion adds to that.
Excellent matches
2 · Same water, complementary zones, no conflict.
Emerald Dwarf Rasbora
Danio erythromicron
10 gal min · 1" adult · Peaceful
Similar size, peaceful temperament, and comparable water requirements make them ideal companions
Least Killifish
Heterandria formosa
5 gal min · 1.5" adult · Peaceful
Fellow killifish with similar dietary needs and peaceful surface-dwelling behavior
Good matches
2 · Compatible with normal care — watch space and numbers.
Ramshorn Snail
Planorbarius corneus
5 gal min · 0.75" adult · Peaceful
Peaceful invertebrate that won't compete for food and helps with algae control
Dwarf Gourami
Trichogaster lalius
15 gal min · 3.5" adult · Semi-aggressive
Similar water parameters and peaceful nature, though both prefer upper water column so monitor for competition
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.