I live in Buffalo,MN and around here the lakes are full of cats, carp, and bullheads. I am tired of catching these fish. I normaly fish at night with a slip bobber and a minnow. I have no luck fishin dare devils,rapalas, or jigs maybe i don't know how to fish them. I have 2 goals this summer catch at least a 5-10 pound walleye and northern.. Could anybody give me some tips?

pat