How do coralline islands are formed?

What is the advantage of fish laying thousands of eggs? What do Bonito fish eat? Do mullets fish eat fish? Are piranhas are meat eaters? Is there a fish that you can get that only needs a 5 gallon tank but is not ugly and not a betta? Why are the catfish in the contaminated cooling pond so large? Can hermit crab eat guppies and what everyday foods can I give hermits? Where does molly Parker live? Do bull sharks live in caves? How do guppys excrete waste? Fish that start with p and are 8 letters long? What does a cardinal tetra fry look like? Can a goldfish kill you? Is an aquarium covered under a renters policy? How much does a 50 gallon acrylic aquarium weigh? Give you 5 importance of Fish? How do you change the clutch pedal on your corsa gsi 1.8 2004 model? Is there such thing as a freshwater pearls? Need a sponge prefilter for my guppy tank can you suggest a good one? Can hermit crabs regenerate arms?