Leeches work well for largemouth bass. Most bait shops won’t start getting leeches until late spring or early summer. Leeches work better in water above 50 degrees. In colder water, leeches will end up rolling into a ball on the hook. Lively leeches are key. You can fish them on a bobber in the shallows or in deeper water with a variety of different rigs. Take a look at the videos below to learn some great tips for catching largemouth bass with leeches.