Harlequin Rasbora

Trigonostigma heteromorpha compatibility profile with water parameters, social rules, and green/yellow/red tank mate checks.

Core facts

Adult size2"
Minimum tank10 gal
Temperamentpeaceful
Group6+
  • temperature72-80F
  • pH6-7.8
  • water_hardnessGH 2-12 dGH | KH 1-6 dKH
  • plant_safetysafe

Compatible tank mates

Common pair questions