Do Gourami Prefer Sand or Gravel?
Gouramis are popular freshwater fish often kept in home aquariums. Choosing the right substrate for them can influence their comfort and health. Many fishkeepers wonder which type of bottom—sand or gravel—is best for gouramis. Gouramis generally prefer fine sand over gravel because it is gentler on their delicate barbels and allows for natural foraging behavior. … Read more