Gullys Slough Moderate numbers of pike, perch and walleye. Occasional bluegill. All Features General Information Sportfish Available: Yellow Perch, Northern Pike, Walleye, Bluegill, Black Bullhead, Acres: 718.6, Shoreline Miles: 5.5, Max Depth: 10 Locate 46.045106, -97.053911 Gullys Slough Open in MapsOpen in Maps