Integrated fish and livestock farming are an old practice that consists of fish (or shrimp) cultivation combined with domesticated animal husbandry such as pigs, ducks, chicken, etc. Fish is an animal. We are not indeterminate-classified plants or minerals or animals. Similar to cattle, horses, sheep, pigs, domestic poultry and various other birds, such as pigeons, budgerigars & etc, fish are bred for commercial disposition. Fish are caught in a natural aversion.