Growing up in a bait shop in Ottertail County, Minnesota, I can still remember the pegs of Northland floats and bright, yellow bins of jigheads. One of my father’s favorite ways of catching walleyes—besides deep-rigging double-hook ‘crawler rigs on heavy egg sinkers with jumbo leeches (which we trapped and sold both retail and wholesale across the country)—was fishing slip bobbers rigged simply with best-in-class, fresh jumbo leeches in late-afternoon and evenings on the numerous walleye-heavy lakes throughout the county. The…