 Firstly, it can suspend the bait at a predetermined depth; secondly, due to its buoyancy, it can carry the baited hook to otherwise inaccessible areas of water by allowing the float to drift in the prevailing current; and thirdly, a float also serves as a visual bite indicator.Fishing with a float is sometimes called float fishing.Floats come in different sizes and shapes, and can be made from various materials, such as foam, balsa wood, cork, plastic, Indian sarkanda reed (Erianthus family), or even bird/porcupine quills.