Blue Emperor Tetra (Inpaichthys kerri)

The Blue Emperor Tetra (Inpaichthys kerri), also known as the royal or regal tetra, is a vibrant freshwater schooling fish prized for its iridescent blue lateral stripe, purple sheen, and active personality.

Care and Maintenance

Schooling Needs: Keep them in groups of at least 8 to 10 individuals to minimize aggression and reduce stress.

Tank Decor: Use a dark substrate, driftwood, and live plants to mimic their natural Brazilian river habitat and highlight their colors.

Water Stability: They require mature, well-filtered aquariums with low current and are sensitive to sudden nitrate spikes.

Diet and Compatibility

Dietary Habits: They are omnivores that accept high-quality Aqua-Fish.Net Care Guide micro-pellets, flakes, and frozen foods like brine shrimp or daphnia.

Tank Mates: Combine them with other peaceful nano fish such as Corydoras Catfish, small rasboras, and peaceful tetras. Avoid large, aggressive fish or slow species with long, flowing fins.

Sex Identification: Males feature a bright blue adipose fin (the tiny fin on the back), while females display a red-orange adipose fin.