Does ghost sharks exist

Where can ghosts be found? Who has a 1968 Sears 14ft fiberglass fishing boat with a 28hp motor? How often per year do humans get atacked by sharks? Why do the hot water pipes shake and make noise when they are off? What is the record size of a large mouth bass? How could cattle affect groundwater? How do tropical fish breath? How do seahorses catch their prey? Can you use a tank that was once a salt water tank and turn it into a regular fish tank? What vegetable has scales? Can betta fish live in distilled water? How does great wight shark catch its food? What is a glo fish? Why would your angelfish swim sideways and look unwell? Do people eat hermit crabs? Could a moray eel kill a lionfish? How do guppys excrete waste? Why do fish sleep with open eyes? What are veins in a shark? Do angelfish lay eggs?