What’s the Best Substrate for Corydoras Catfish? (+7 Great Choices)
Do your Corydoras sometimes seem uncomfortable or inactive at the bottom of their tank, even though the water looks perfectly fine? The best substrate for Corydoras catfish is soft, fine sand. This helps protect their delicate barbels and allows for natural foraging behavior, reducing stress and supporting long-term health. From natural textures to fish-safe options, … Read more