Forgive me if this is a silly question, but with lures like this, are you supposed to add weights, or are the lures themselves heavy enough? : r FishingForBeginners Fishing Tackle Backpack with 4 Trays Tackle Boxes Fishing Storage Bag Altered Carbon Hello Unicorn Red Truck Diesel GLASS 8wt 8FT 9IN Fly Rod, 4 Piece, 889 4 Red Truck Fly Fishing Co. Jack, Almaco South Atlantic Fishery Management Council