Compatibility brief
Can German Blue Ram live with Opaline gourami?
Caution. Check the issues below before buying.
German Blue Ram + Opaline gourami: Temperament difference. Opaline gourami is semi-aggressive, while German Blue Ram is peaceful. This can work with adequate space and hiding spots, but monitor for bullying. Outcomes still depend on your tank shape, maintenance routine, and individual fish.
Compatibility score
Profile confidence: medium
Order of checkstank volume vs adults → predation mouth gap → temperament / fin nipping → shared water windows.
150L
Combined minimum footprint reference for these two species: about 150L (larger active fish often want more length).
Temperament gap (peaceful vs semi-aggressive) — can work with space, structure, and careful observation, but not a “drop and forget” mix.
Assessment details
Temperament difference
Top issueOpaline gourami is semi-aggressive, while German Blue Ram is peaceful. This can work with adequate space and hiding spots, but monitor for bullying.
Narrow temperature overlap
German Blue Ram and Opaline gourami have only a narrow shared temperature range. Maintaining stable water temperature will be important.
“Opaline gourami is semi-aggressive, while German Blue Ram is…”
Temperament difference
Next steps
Concrete changes, not "research more" filler.
- •Provide plenty of hiding spots and visual breaks so German Blue Ram can escape if harassed.
Try instead
- →Provide plenty of hiding spots and visual breaks so German Blue Ram can escape if harassed.
- Seriously Fish. Mikrogeophagus ramirezi
Primary: aquarium size, water chemistry, behaviour, and compatibility (URL verified in upgrade script; recheck if site content changes).
- FishBase. Mikrogeophagus ramirezi
Secondary: taxonomy, distribution, and maximum length in nature; cross-check with aquarium import lines and measured tank parameters.
- Wikipedia. Mikrogeophagus ramirezi
Secondary: general species context; verify all husbandry numbers against a dedicated aquarium care sheet and your test kit, not a single table row.
- Seriously Fish. Trichopodus trichopterus
Primary: aquarium size, water chemistry, behaviour, and compatibility (URL verified in upgrade script; recheck if site content changes).
- FishBase. Trichopodus trichopterus
Secondary: taxonomy, distribution, and maximum length in nature; cross-check with aquarium import lines and measured tank parameters.
- Wikipedia. Trichopodus trichopterus
Secondary: general species context; verify all husbandry numbers against a dedicated aquarium care sheet and your test kit, not a single table row.
Try this next
Build the full stocking list with German Blue Ram + Opaline gourami
Plan further
Try both species in the full-stock tank check, or open either fish profile for mates lists. Methodology explains how verdicts are produced.
Individual fish vary in personality. Fishori uses conservative hobby rules. Observe any new introduction closely, feed thoughtfully, and keep a quarantine or backup plan. This is not veterinary advice.
Profile data confidence: high. Based on multiple reputable aquarium care sources with strong agreement.