Pygmy Rasbora tank mates
Boraras maculatus
5 rated pairings from the Pygmy Rasbora care guide. Compatibility here means water, temperament, tank zone and adult size all line up — the note on each card says why. Pygmy Rasbora needs at least 5 gallons on its own; every companion adds to that.
Excellent matches
3 · Same water, complementary zones, no conflict.
Otocinclus
Otocinclus vittatus
10 gal min · 1.5" adult · Peaceful
Similar size and peaceful temperament; both prefer soft, acidic water and planted tanks
Red Cherry Shrimp
Neocaridina davidi
5 gal min · 1.2" adult · Peaceful
Nano-friendly, share same water parameters, and won't predate on adult rasboras
Emerald Dwarf Rasbora
Danio erythromicron
10 gal min · 1" adult · Peaceful
Closely related species with identical care requirements and compatible schooling behavior
Good matches
2 · Compatible with normal care — watch space and numbers.Planning this tank?
Run the whole stock list through the calculator — it checks bioload and schooling numbers, not just pairings.