The line is attached to the front split ring with the improved clinch knot of at least five turns. Many use extra white, yellow, or red flippers on the hooks. Some use added fish scent, fish oil, smelly jelly or fish spawn or eggs on the bottom treble, or on a short dropper line. Drop the Swedish Pimple to the bottom, bounce it on the bottom, slowly raise it about a foot or more, hold it, drop it and repeat. On a take or hit, set the hook.
Many experts use locators or fish finders to locate and stay with the schools.
If the fish move, you move. Some run the locators continuously to be ready for action. Whitefish usually are in schools. Lakers are usually the larger loners. This vertical jigging technique is equally effective on open water fishing or ice fishing.