What is the highest price ever paid for a koi carp?

What is hardness and softness in a aquarium? What are the names of the most common sharks? What is Caulerpa? How do you vent peacock bass? Can you inject molly? What are a sharks predators? Who rescud Bethany Hamalton from the shark attact? How can you take care your beautiful spots? What is the process by which organisms with favorable genes are more likely to survive and reproduce? What will happen if people over fish? What is unique about a shark teeth? How much do neon fish weight? Why do shark have no bones? What color do you get with pink and yellow? What is a sentence using the word minnow? Is the longspine squirrelfish a Caribbean island fish? What are the best fishing lures for catching rainbow trout? Who got killed by a stingray fish? How do vaginias spit water? Your 1992 Ford Ranger truck 4.0 motor that makes a noise that sounds like metal grinding against metal The noise sounds like it is coming from your water pump If is so do I need to replace it or flush?