Species Profile
Congo Tetra
Phenacogrammus interruptus
Tetraspeaceful
Adult size
3.5″
Minimum tank
30 gal
Temperature
73–82°F
pH
6–7.5
Schooling
Group of 6+
Water level
mid
Grows from juvenile
Typically sold at ~1.5″ and reaches 3.5″ over ~9 months. Plan tank size for the adult, not the fish at purchase.Diet
Flake, pellets, frozen
Notes
Iridescent and large for a tetra. Needs space and a school.
Photo: Radomil / Wikimedia Commons · Source · CC-BY-SA-3.0