Attendant phobias may merge to create this condition of aviophobia. For example, acrophobia (a fear of heights) may merge with claustrophobia (a fear of being in a small enclosed area) to form an extreme fear of being trapped in the confines of the seating area of a plane and not being able to leave the space because the plane is in flight.
Most aquarium fish can regrow their tails to some degree. However, this ability is not magic. You need to identify the cause of the fin damage and correct it to prevent recurrence.You will also need to provide optimal conditions to encourage regrowth.sually, a fish will regrow fins without incident. But sometimes, fin rot and other disease may impair its ability to do so. If you see signs of infection and salt doesn't help, consider purchasing antibiotics from the pet shop.
Students learn the names of different fin types, and that fins are an adaptation that helps fish survive in their habitats. Student Objectives The students will: 1 Observe fish in a classroom aquarium. 2 Describe how fish use their different fins to move forward, up, down, slow down, turn, and stop.elvic fins, located on the bottom of the fish in front of the anal fin, help balance the fish, keep it level, and prevent it from rolling from side to side. Fish sometimes rest by sitting on their pelvic fins.