Species Comparison
Black Ruby Barb vs Discus
Verdict:Not compatible
Side-by-side specs
Barbs
Family
Cichlids
2.5″
Adult size
6″
30gal
Min tank
75gal
72–79°F
Temperature
82–88°F
6–7.5
pH
5.5–7
peaceful
Temperament
peaceful
6+
Schooling
5+
mid
Water level
mid
Compatibility notes
- criticalBlack Ruby Barb (72–79°F) and Discus (82–88°F) need different temperatures.