
Grayling Fork Black River defines the lower-right reaches of this interior landscape, winding through a complex of wetlands and small ponds. This particular section of the Yukon-Koyukuk Census Area is characterized by a high-density network of small water bodies and seasonal basins, illustrating the saturated, low-lying drainage patterns typical of this sub-arctic environment. The terrain remains largely unpopulated, with no marked settlements, roads, or structures, leaving the topography and natural hydrography as the primary subjects of the survey. The mapping focuses on the township boundaries of t18n r26e, t18n r27e, t17n r26e, and t17n r27e, which provide the geometric framework for this remote wilderness area. For researchers or physical geographers, the map offers a precise record of the river's path and the surrounding marshland elevations before natural shifting or climate-driven changes alter the landscape.
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This is the sole edition of this map. No revisions or reprints were ever made.
1951 · Black River
USGS Topo · 1:250,000
1956 · Black River A-2
USGS Topo · 1:63,360
1956 · Black River B-3
USGS Topo · 1:63,360
1956 · Black River B-2
USGS Topo · 1:63,360
1956 · Black River A-3
USGS Topo · 1:63,360
1956 · Black River
USGS Topo · 1:250,000
1964 · Black River
USGS Topo · 1:250,000
2018 · Black River B-3 NW
USGS Topo · 1:25,000
2018 · Black River B-3 NE
USGS Topo · 1:25,000
2018 · Black River B-3 SW
USGS Topo · 1:25,000