Candidate
German blue ram
Mikrogeophagus ramirezi
Open full care profile →Photo identification · reviewed 2026-07-31
German blue ram vs Bolivian ram
Body shape, facial stripe and fin detail separate these dwarf cichlids, while temperature is the crucial care difference.
Candidate
Bolivian ram
Mikrogeophagus altispinosus
Open full care profile →Interactive observation guide
Inspect one clue at a time
Use the photographs above, then select each clue. Do not make an identification from one feature alone.
German blue rams are more compact and intensely iridescent, with a dark eye stripe and body blotch.
Care reality check
Compare the adult requirements
A visual identification changes which limits you should plan around.
| Requirement | German blue ram | Bolivian ram |
|---|---|---|
| Adult size | 5–7 cm | 7–9 cm |
| Minimum tank | 75 L · 60 cm | 90 L · 75 cm |
| Temperature | 27–31°C | 23–28°C |
| pH | 5–7 | 6–7.8 |
| GH | 1–10 dGH | 2–15 dGH |
| Social minimum | 1 | 1 |
| Temperament | territorial | territorial |
Visible differences
Clues to inspect
- German blue rams are more compact and intensely iridescent, with a dark eye stripe and body blotch.
- Bolivian rams are longer-bodied, usually more muted, with red edging on parts of the fins.
- Domestic electric-blue and gold ram morphs can erase standard German-ram markings.
Shared traits
Why they are confused
- Both are South American dwarf cichlids that defend breeding space.
- Both need stable water and a considered floor territory.
Why it matters
Do not stop at the name
German blue rams require notably warmer, more demanding conditions; Bolivian rams tolerate a broader community range.
Uncertainty
When a photo is not enough
Colour morphs, sex and breeding condition change appearance. Use proportions plus scientific name.