The Lower Atchafalaya River dominates this coastal landscape where the river system discharges into Atchafalaya Bay and the Gulf of Mexico. This 2018 survey documents a fluid environment of shifting sediment and marshland at the border of Terrebonne and St. Mary Parishes. The complex network of waterways, including Shell Island Pass and Deer Island Bayou, defines the accessibility of the region's isolated landmasses. Navigation through these coastal wetlands relies on several distinct natural channels like Plumb Island Pass and Little Hog Bayou. This environment reflects the ongoing deltaic processes of the Louisiana coast, where prominent features like Shell Island, Deer Island, and Plumb Island stand as markers amidst the surrounding waters of East Bay and Little Bay.
17 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.
1932 · Lake Decade
USGS Topo · 1:62,500
1935 · Belle Isle
USGS Topo · 1:31,680
1935 · Morgan City
USGS Topo · 1:62,500
1941 · Belle Isle
USGS Topo · 1:62,500
1945 · New Orleans
USGS Topo · 1:250,000
1954 · Morgan City
USGS Topo · 1:62,500
1954 · Belle Isle
USGS Topo · 1:62,500
1957 · Lake Decade
USGS Topo · 1:62,500
1957 · Point Au Fer
USGS Topo · 1:62,500
1963 · New Orleans
USGS Topo · 1:250,000