Bowline on a bight advocate the use of a figure eight twisted version of the Bowline on a bight. This knot can be used to provide a toe hold in the middle of a rope; to make an emergency bosun's chair; and to create an upper rope "block" to make a crude purchase by threading the rope round an anchor point and then back up through the loop. It is sometimes used in sport climbing to tie into two anchor bolts independently. This knot is convenient when a dependable loop is required but neither end of the line is available. It's also commonly used
Figure eight (angling) Figure eight (angling) The figure eight is a technique used by anglers to fish specifically for the muskellunge. It has been developed due to the nature of the fish's hunting style. Essentially, the figure eight is a final enticement performed by the angler just before lifting the lure out of the water for another cast. To help visualize the concept, think of a roller coaster. As the lure is moved from side to side, it also moves up and down. The figure eight is named after the pattern in which the angler pulls the lure through the water next to