How fast does an earthquake go?

Can you eat salmon every day? What does it mean when a hermit crab's legs and pincher's are out when it's inside it's shell and sleeping? How does the idea of a sustainable yield pertain to fisheries? What is the name of the muscles in a dogfish shark? What do sawtooth sharks eat? Can you use muratic acid on shower floor tile and flush to a septic tank? What is a competition in the biome from the coastal ocean? How much does the Blue Gill weight? Is it bad if your blood is orange? What are good tank mates for Pacu? What plants and animals lived with the megalodon shark? What do koi fish eat? What time of year does a swordfish have babies? What is a stingrays diet? How do they hunt their food? What happen when a marine water protozoan is kept in fresh water? What evidence is there that the megaladon shark is extinct? What are good tank mates for velvet wag sword-tails? How did the creatures first got into the pond? What are the safest SUV's on the market for an expectant mother?