Ehrhardt's Cory
Corydoras sp.
Ehrhardt's Cory (Corydoras sp.) — Easy care, Peaceful, under Catfish & Cory. Minimum tank in the app: 15.9 US gal min; aim for 66–77°F and pH 6–7.8. Ehrhardt's Cory is a charming addition for those seeking a low-maintenance bottom-dweller that thrives in pairs or larger groups.

Captive lifespan reflects typical experience in a home aquarium, not maximum recorded age; genetics, sourcing, and care vary.
Natural distribution
Mostly South America / Africa
- South America
- Africa
Regional colours match the stocking calculator’s origin map.
Ehrhardt's Cory Tank Setup
Create a balanced environment with soft, sandy substrate to allow for natural digging behavior. Incorporate plenty of plant cover and decorations to provide shelter, while ensuring open spaces for swimming. Moderate lighting can help mimic their natural habitat, promoting comfort and reducing stress.
What Do Ehrhardt's Corys Eat?
As bottom feeders, they are generally slow eaters and may struggle to compete for food with faster, more dominant species. Offer a varied diet of sinking pellets, flakes, and occasional protein-rich treats to ensure optimal health and vibrant coloration without fostering competition for food.
Ehrhardt's Cory Tank Mates
These corys pair well with similarly sized, peaceful fish that occupy mid to upper water levels, such as tetras or rasboras. Avoid aggressive or fin-nipping species that may intimidate them. While they are not shoaling fish, keeping them in groups enhances their social behavior without territorial disputes.
Are Ehrhardt's Corys Good for Beginners?
In App-aquatic we file this under easy care. That still means a cycled tank, realistic stocking, and parameters that do not swing every weekend. Aquarists often underestimate the importance of group dynamics or provide insufficient hiding spaces, leading to stress or lowered activity levels. failing to maintain stable water parameters can impact their health, given their specific pH and temperature preferences.
Building a community? Run the full list through the stocking calculator before you add anything else.
Log tests and reminders in App-aquatic—free, same data you see here.




