Ah-gwah-ching is an unincorporated community in Shingobee Township, Cass County, Minnesota, near Walker. There is lots of great fishing in Ah Gwah Ching. Leech Lake is one of those great spots. This lake is 102,948 acres in size. It is 150.00 feet deep at its deepest point. Anglers can expect to catch a variety of fish including Bluegill, Lake Whitefish, Largemouth Bass, Muskellunge (Muskie), Northern Pike and Walleye.