When you absolutely, positively have to catch a fish, live bait is the only way to go, period. While artificial lures are variously new, improved, or otherwise hyped worldwide, the lowly worm and its myriad bait-shop kin just keep quietly hauling them in. There's both an art and a science to baitfishing, part of which involves knowing to use the right bait in the right way at the right time. This guide matches up America's most popular baits with our most important gamefish. You'll catch more fish and have more fun by reaching into a bait bucket now and again—which is why this fishing is a little like the old Marvin Gaye song: "Ain't nothing like the real thing, baby..."