Today We Will Talk About Damselfish. For More Information Read A Book. With Damselfish. Damselfish Are Algae Eaters Which Means They Eat Algae. They Are Also Schooling Fish. Which Means They Swim In 1 Big Group. People Say Damselfish Are A Great Beginner Fish But They Are NOT. Damselfish Have Some Predators Like Reef Sharks. So Now Listen To It