
Agassiz National Wildlife Refuge dominates the eastern half of this landscape, showcasing a complex of managed wetlands including Northwest Pool, Madsen Pool, and the curiously named Green Stump Pool. The 1961 surveys reveal a terrain defined by water management and conservation, where the Thief River winds southward through the townships of East Valley and Excel. A significant historical demarcation, the Indian Treaty Boundary, cuts diagonally across the western sections, providing a clear cartographic link to the region's land acquisition history. To the south, the Elm Lake Wildlife Management Area anchors the corner of Agder township. This area is characterized by the transition from the open waters and marshes of the refuge to the sectioned agricultural fields and woodlots of the Red River Valley’s eastern edge, maintaining a stark divide between wilderness and cultivated land.
12 named features on this map. Tap any name to fly to it.
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This is the sole edition of this map. No revisions or reprints were ever made.
1918 · Rollis
USGS Topo · 1:62,500
1918 · Middle River
USGS Topo · 1:62,500
1943 · Rollis
USGS Topo · 1:62,500
1943 · Thief River Falls
USGS Topo · 1:62,500
1952 · Thief River Falls
USGS Topo · 1:250,000
1954 · Roseau
USGS Topo · 1:250,000
1956 · Thief River Falls
USGS Topo · 1:250,000
1957 · Roseau
USGS Topo · 1:250,000
1957 · Thief River Falls
USGS Topo · 1:250,000
1958 · Roseau
USGS Topo · 1:250,000