Can Electric Blue Jack Dempsey Live With Rummy Nose Tetra?

Electric Blue Jack Dempsey and Rummy Nose Tetra CAN coexist, but with some risks. Careful setup and monitoring required.

Detailed Analysis

Temperature ✓ Compatible

Good temperature overlap at 74–82°F.

pH ✓ Compatible

Good pH overlap at 6.5–7.0.

Size ⚠ Use Caution

Significant size difference (8" vs 2"). Electric Blue Jack Dempsey may bully or stress Rummy Nose Tetra.

Temperament ⚠ Use Caution

Electric Blue Jack Dempsey (semi-aggressive) may have issues with Rummy Nose Tetra (peaceful). Monitor closely if attempting.

Swim Level ⚠ Use Caution

Both fish occupy the middle level and Electric Blue Jack Dempsey is territorial. Provide plenty of space and hiding spots.

Important Notes

  • Rummy Nose Tetra is a schooling fish and needs at least 6 of its kind.

Tank Requirements

Minimum tank size for this combination: 65 gallons

ParameterElectric Blue Jack DempseyRummy Nose Tetra
Temperature74–84°F74–82°F
pH6.5–7.55.5–7
Max Size8"2"
TemperamentSemi-aggressivePeaceful
Swim LevelMiddleMiddle
Min Tank55 gal20 gal

Check More Combinations

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