Gangetic leaffish vs Glass knifefish: can they live together?

Verdict: Not recommended

  • The Glass knifefish is best kept in a species tank.
  • The Glass knifefish is aggressive towards other fish.
  • The Gangetic leaffish is aggressive towards other fish.
  • Both are comfortable at 23–27°C (73–81°F).
  • A pH of 6.9–7.5 suits both.

Side by side

Gangetic leaffishGlass knifefish
Adult size20 cm (7.9 in)35 cm (14 in)
Minimum tank150 L (40 US gal)210 L (55 US gal)
Temperature23–27°C (73–81°F)23–28°C (73–82°F)
pH6.9–8.06.0–7.5
Hardness10–20 dGH (178–357 ppm)2–15 dGH (36–268 ppm)
TemperamentAggressiveAggressive
Community tankGoodNot suitable
Care levelModerateDifficult
DietCarnivoreCarnivore