Most authorities recognize three species within the perch genus: 1  The European perch (Perca fluviatilis) is found in Europe and Asia. 2  The Balkhash perch (Perca schrenkii) is found in Kazakhstan, (in Lake Balkhash and Lake Alakol), Uzbekistan, and China.
Foods to avoid with diverticulitis. In the past, doctors had recommended that people with diverticular disease (diverticulosis or diverticulitis) avoid hard-to-digest foods such as nuts, corn, popcorn or seeds, because of the risk that these foods may get stuck in the diverticula and lead to inflammation.
Prevention of Diverticular Disease. Eating a diet high in fiber will help prevent diverticulosis and diverticulitis. Foods that are high in fiber include beans; whole-grain cereals; fruits such as apples, pears, raspberries and prunes; and vegetables such as squash, sweet potatoes, peas, cauliflower and spinach.Age.hocolate is not a high-fiber food. Photo Credit Jupiterimages/Photos.com/Getty Images. The National Institute of Diabetes and Digestive and Kidney Diseases states that many people have small pouches of the large intestine that bulge outward through weak spots in the colon.