Super Delta Betta tank mates
Betta splendens
5 rated pairings from the Super Delta Betta care guide. Compatibility here means water, temperament, tank zone and adult size all line up — the note on each card says why. Super Delta Betta needs at least 5 gallons on its own; every companion adds to that.
Good matches
4 · Compatible with normal care — watch space and numbers.
Otocinclus
Otocinclus vittatus
10 gal min · 1.5" adult · Peaceful
Peaceful bottom-dweller that won't compete for space or trigger aggression in the upper column
Ramshorn Snail
Planorbarius corneus
5 gal min · 0.75" adult · Peaceful
Slow-moving snail that avoids the betta's territory and helps with algae control
Nerite Snail
Neritina natalensis
5 gal min · 1" adult · Peaceful
Hardy snail with a hard shell that resists betta nipping; excellent algae eater
Corydoras Duplicareus
Corydoras duplicareus
15 gal min · 2.2" adult · Peaceful
Small, peaceful catfish that occupies the bottom zone without competing with the betta
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.