How long could a human survive with 20 gallons of water?

What does a bearded fighting fish tattoo symbolize? Does carpet have to be all the way dry before walking on it after shampooing it with the rainbow aqua mate? How will you get out if you got eaten by a shark whole and that shark is swimming really deep in ocean? Do sharks have a nest? What was in that sealed aquarium? What are adult eels called? How much was a macdonalds filet of fish in 1972? What should you use to stabilize your aquarium? How is fiber optic lighting better than traditional pool lighting? How much money does a fish cutter earn? What other fish can you put with clown fish? How do crayfish excretory? What is the definition of elodea leaf? What are the coordinates for the color Coral Pink? What can salmonella do? What is a fish steak called? What is another name for turbot? How many cells do Whale Sharks have? What do trout fry need to survive? Do mermen do everything mermaids do?