Remarks: Retroculus spp. require very high oxygen levels in the water. Adding a powerhead to create a strong current laterally will help recreate the fast streams they inhabit. Their size requires a large aquarium for long-term keeping.

Scientific Name: Retroculus xinguensis

Common Name:

Max Size: 8"

pH: 5.0-7.0

Hardness: Soft

Temperature: 65-78°

Aggressiveness: Semi-Aggressive

Region of Origin: South America

Captive Bred or Wild: Wild

Diet: Flake or pellet

Compatibility: Large South American cichlids, large schooling fish, catfish.

Tank Mate Options:

• Red Shoulder Severum
• Chocolate Cichlid
• Red Eye Tetra