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.
1 The common fangtooth, or Anoplogaster cornuta, is a small, deep-sea fish with some of the largest teeth in the ocean, proportional to its size. Newscom.  The aptly-named blobfish is now in danger of being wiped out. The bloated bottom dweller, which can grow up to 12 inches, lives at depths of up to 900m making it rarely seen by humans. But thanks to increasing fishing of the seas Down Under, the fish is being dragged up with other catches. Despite being inedible, the blobfish unluckily lives at the same depths as other more appetizing ocean organisms, including crab and lobster.