Can Hillstream Loach Live With Oscar?

Hillstream Loach

Hillstream Loach

Oscar

Oscar

Incompatible

Compatibility Score: 0/100

The Verdict

Oscar is aggressive and may harm the peaceful Hillstream Loach

Large size difference - smaller fish may become prey

Oscars will eat any fish that fits in their mouth - Hillstream Loach is at risk

Tips for Success

  • Ideal temperature range: 74-75°F
  • Minimum recommended tank size: 75 gallons
  • These fish occupy different water levels, reducing territorial conflict

Side-by-Side Comparison

AttributeHillstream LoachOscar
Adult Size
3"14"
Temperature
68-75°F74-81°F
pH Range
6.5-7.56-8
Min Tank Size
20G75G
Temperamentpeacefulaggressive
Swim Levelbottommiddle
DietHerbivoreCarnivore

Recommended Tank Size

75+ gallons

Minimum for keeping these fish together

Also Compatible With Hillstream Loach

Neon TetraGuppyGoldfishAngelfish

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