Care requirements
Minimum tank 24 × 12 in (60 × 30 cm) or larger.
Adult size 1.2 in (30 mm), excluding the tail
Temperature 72–77°F (22–25°C)
pH 6–7
GH 4–12 dGH
Ammonia and nitrite 0 ppm
Housing & compatibility Keep six or more together. Small rasboras and peaceful corys are options if they share the same water needs. Skip fish big enough to swallow a neon.
Diet Feed fine flakes or Hikari Micro Pellets if they can swallow the pellets. Mix in a little Hikari Bio-Pure Frozen Daphnia for variety.
Species notes A neon tetra’s red stripe starts about halfway down its body. If you’re choosing between neons and cardinals, plan for slightly cooler water for the neons.
See how to keep neon tetras
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