Not recommended — a german blue ram and zebra danio are a risky mix.
Temperature clash — the german blue ram (78–85°F) and zebra danio (64–77°F) don't share a safe range.
pH preferences overlap (6.5–7) — easy to keep both comfortable.
Plan on at least 20 gallons for the pair (the larger of their two minimums).
Can a german blue ram and zebra danio live together?
Not recommended — a german blue ram and zebra danio are a risky mix. Minimum tank for the pair is about 20 gallons.