Species Profile
Emperor Tetra
Nematobrycon palmeri
Tetraspeaceful
Adult size
2″
Minimum tank
20 gal
Temperature
73–81°F
pH
5–7.5
Schooling
Group of 6+
Water level
mid
Diet
Flake, pellets, frozen
Notes
Iridescent blue-violet stripe along the body with a trident-tipped tail in adult males. Less flashy than neons but more substantive looking. Group of 6+ in a planted community; one of the most underrated tetras.
Photo: Citron / Wikimedia Commons · Source · CC-BY-SA-3.0