Mallard Slough Fishing, Marshall County SD
Latitude: 45.6656247°N
Longitude: -97.5543965°W
Elevation: 1,791 ft (546 m)
USGS Topo Map: Twomile Lake
Fishing Location Type: Lake
Nearby Fishing Spots
Mallard Slough South Dakota fishing map and location information: Mallard Slough is a Lake in Marshall County, South Dakota and can be found on the Twomile Lake USGS topo map. The GPS coordinates for this Lake are 45.6656247 (latitude), -97.5543965 (longitude) and the approximate elevation is 1,791 feet (546 meters) above sea level. Anyone interested in fishing Mallard Slough or nearby fishing Lakes should consult with guides and other local resources before heading out to fish. Anglers who are familiar with Mallard Slough are asked to submit reviews of the Lake. Is Mallard Slough open to fishing, and if so, what can you catch there?