Fishing reel opening the face of the reel allowing the line to run off the side of the spool when released in the cast. The centrepin reel is historically and currently used for coarse fishing. Instead of a mechanical drag, the angler's thumb is typically used to control the fish. Fishing in the margins for carp or other heavy fish with relatively light tackle is very popular with a 'pin' and is often used for 'trotting' a method in which a float on the line suspends a bait a certain depth to flow with the current along the waterway. During the 1950s
Boilie more suited to waters where 'nuisance fish' are present. There are buoyant boilies, commonly known as pop-ups, that are used to make the bait sit just off the bed of the lake making them easier for the fish to find and take. Pop-ups can be used in various situations, where there is weed or silt present on a lake bed, or with a normal boilie to create a 'snowman' rig, the pop-up is generally smaller than the normal boilie, this creates what is known as a critically balanced bait, or neutral buoyancy, and makes it easier for the fish to