Black Neon Tetra

The Black Neon Tetra (Hyphessobrycon herbertaxelrodi) is a stunning and elegant tetra species featuring a striking contrast between its iridescent neon stripe and deep black body line. These peaceful, schooling fish create a mesmerizing display as they swim in synchronized groups through the aquarium. Hardy, easy to care for, and visually striking, Black Neon Tetras are excellent choices for both beginner and experienced aquarists seeking to add sophistication and movement to their community tanks.

Care Sheet – Black Neon Tetra (Hyphessobrycon herbertaxelrodi)

Temperament

• Peaceful, social schooling fish

• Best kept in groups of 8 or more for natural behavior

Adult Size

• 1.5–2 inches

Minimum Tank Size

• 20 gallons for a school

Water Parameters

• Temperature: 72–80°F

• pH: 5.5–7.5

• Hardness: Soft to moderately hard (2–15 dGH)

• Ammonia/Nitrite: 0 ppm

• Nitrate: <20–30 ppm

Diet

• Omnivorous

• Feed a varied diet:

  • High-quality micro-flakes or small pellets

  • Frozen or live foods: brine shrimp, daphnia

  • Occasional vegetable matter

• Feed small amounts 1–2 times daily

Behavior & Compatibility

• Excellent for peaceful community tanks

• Compatible with:

  • Other small tetras, rasboras, and peaceful fish

  • Corydoras and other bottom dwellers

  • Dwarf gouramis and small peaceful shrimp

• Avoid large or aggressive fish

Aquarium Setup

• Planted tanks with dark substrate to enhance colors

• Open swimming space in the middle to upper levels

• Moderate lighting

• Clean, well-oxygenated water

Care Level

• Easy

• Very hardy and beginner-friendly

Lifespan

• 3–5 years with proper care

Special Notes

• Stunning iridescent stripe contrasts with black body line

• Very peaceful and excellent community fish

• Colors intensify in well-maintained planted aquariums

• Schooling behavior creates beautiful synchronized movement