1. Cardinal Tetra (Paracheirodon axelrodi):
- They prefer to stay within the middle levels of the water.
- Known for their brilliant red coloration and peaceful nature.
2. Rummy Nose Tetra (Hemigrammus bleheri):
- Active swimmers commonly occupying the middle zone of the aquarium.
- They have a characteristic red coloration at the tip of their noses.
3. Green Neon Tetra (Paracheirodon simulans):
- They stay primarily in the center of the tank and form beautiful school.
- They have greenish bodies with vibrant blue and red color accents.
4. Emperor Tetra (Nematobrycon palmeri):
- They tend to prefer swimming in the middle section of the tank and are usually found in small groups.
- Known for their unique appearance with elongated dorsal and anal fins.
5. Glowlight Tetra (Hemigrammus erythrozonus):
- Commonly inhabit the middle section of the aquarium.
- These tetras are characterized by a vibrant red horizontal stripe.
6. Rosy Tetra (Hyphessobrycon rosaceus):
- Tend to spend their time within the middle layers of the aquarium.
- They display a pinkish or rosy coloration that give them their name.